This was a shop rule standard where I worked back in 1998 and I have used it, and taught it ever since. Giving variables obvious names, defining explicit functions, and organizing your code are all great ways to do this. Waddell studies the psychology of online comments. One thing that influenced me early on was a statement made by a colleague, Dave Shields, that, The most powerful statement in any programming language is the comment. Google Classroom. If a news organization cant control the number of negative online comments, is the solution to hope for more positive comments? I only use comments for unidiomatic code (rule 5), copied code (rule 6), and todos (rule 9, also I complete or remove all todos before publishing a PR so really noone else would see them). Good article! One great use for comments, which has nothing to do with descriptive variable names, is to explain why code changes over time. People like to skim and jump back and forth through text, and reading code is no different. After translating the comments to code, remember to remove any comments that have become redundant so that your code stays crisp and clean. YouTube takes action to address cases of abuse and misuse in our copyright takedown processes. And if a variable only needs to exist for five lines, by all means call it n. Or tmp. There are a few different schools of thought when it comes to writing code comments. The documents can be copied to flash drive which serves as an external memory for your computer. Having a bad system is a worse outcome than not having a system at all.. April 18, 2022 Category Code Quality Coding Standards While often ignored, coding standards are crucial to creating a consistent and readable codebase. Thanks. Using comments like this can help keep everything straight in your head. Let us know in the comments below! GIT and Azure Devops). Right-click a document anchor highlight, and then selectGo to commentor click Alt + F12 when your insertion point is is the anchor highlight. Once you know exactly what you want your function to do, you can work on translating that to code. They tell a story. A problem with using unprofessional speech inside program code is that it may be shown, even accidentally, to managers, clients, or even sensitive co-workers who will take offence at the unprofessionalism. Descriptive variable names cannot do comments any justice. If someone . - Software Engineering Stack Exchange Emacs loads into memory as: An elisp interpreter that can be used to change the behavior without restart. In C++ there are two different styles of comments, both of which serve the same purpose: to help programmers document the code in some way. Only 10% noted the comments had been removed, and only 24% of those who had commented at least once noted that the comments were gone. And yet, community engagement is critical and one of the most important goals weve set for ourselves at Florida Today.. Proud to be Malaysian. If AutoFormat or Math AutoCorrect features are essential to your workflow, let us knowusing the in-app feedbackso we can prioritize future improvements to modern comments. Just need 2 simple rules: 1) Keep your methods small enough so that you can 100% automated unit test coverage for each (and write those unit tests!). Comments are an integral part of any program. Unfortunately, Python doesnt have a way to write multiline comments as you can in languages such as C, Java, and Go: In the above example, the first line will be ignored by the program, but the other lines will raise a Syntax Error. A practice that I took up only very late in my career is to include lots of assertions in my code. She sees Facebook and social media as the primary means people communicate, but she still firmly believes in the value of a newspaper providing a forum for readers. You dont need to comment a piece of code that sufficiently explains itself, like this one: We can clearly see that a is returned, so theres no need to explicitly state this in a comment. E.g. I really wish modern compilers could give warnings for ridiculous names, and it would not be hard to agree on a canonical set of ridiculous names. I think there are better ways to avoid deletion of code than writing a comment that the code is needed Write a test instead that shows why the code is needed. But that kind of stuff isnt as helpful if its not made continuous (so your docs evolve with the code), so I really think were going to see continuous documentation become a thing (disclaimer: I work for a company that produces doctools, but thats not the point, the point is a big part of my time goes into helping people get their documentation verified on the CI server). While there are many resources to help programmers write better codesuch as books and static analyzersthere are few for writing better comments. the RFC code) needs to be added, for sure not a bit.ly shortcut. Comments should be short, sweet, and to the point. argparse (and other commandline parsers) help you extract information from that list. Help them get started by guiding them through what youve already done. We often want to be able to re-execute blocks of code when we are writing programs, without having to re-write the block of code entirely. When you add a comment in Word, you'll see it appear in the right margin as close to the insertion point in the text as possible. return null; I tend to follow most of these, though I disagree with #8. So some semantic context/keywords (i.e. Your comments should be D.R.Y. ". The first commit adds a test case that demonstrates the bug. When learning Kotlin, I encountered code in an Android tutorial of the form: I immediately wondered whether it could be replaced with: as one would do in Java. Comments help other devs skim through your code and gain an understanding of how it all works very quickly. Am I closing while(x>1) or if(y<0)? Related Tutorial Categories: I had colleagues who did not write a single line of comments. The EIN for the organization is 59-1630423. Famed MIT professor Hal Abelson said: Programs must be written for people to read and only incidentally for machines to execute. While he may have purposely understated the importance of running code, he is spot on that programs have two very different audiences. Sign your comment with your initials and the date, and then submit your changes as a pull request. assertEquals(08:20:40.000, roundTimeToMillis(08:20:40.000499), microseconds part in 08:20:40.000499 is less than 500, so should round down) Not so, Waddell said data shows that positive online comments are far less effective on public opinion than negative ones. I tweet too @razmans. Clear and precise names, objects, and structure makes for quality AND readable code. That doesnt work if you can see it. The deadline comes, and you deploy the service, right on time. Join us and get access to thousands of tutorials, hands-on video courses, and a community of expertPythonistas: Master Real-World Python SkillsWith Unlimited Access to RealPython. Developers forget what their own code does all the time, especially if it was written a long time ago or under a lot of pressure. If drafting more than one comment at a time is important to you, let us know using the in-app feedbackso we can prioritize future improvements to modern comments. No comment necessary. With just a few keystrokes, customers can add items to their cart and easily purchase them without ever leaving their newsfeed. And journalists, who have the most to lose from a harsh comment, didnt have increased job satisfaction or feel differently about how the newsroom served the community when comments were eliminated. Youre a professional, and including vulgar words in your comments is not the way to show that. I find them useful when trying to find certain functionality in the code later. Newsroom leaders were divided on what they speculated and hoped the results of the study would be. If you have a really long comment, or need to comment out a block of code, you can use a string comment. Don't use them to explain the obvious. The language in these announcements was sometimes similar, portraying a small group of people taking over a forum meant for the public. The rest of this article explains each of these rules, providing examples and explaining how and when to apply them. Ive seen students in upper-division computer science classes add a comment to each closed brace to indicate what block is ending: Ive also heard of instructors requiring students to comment every line of code. Erick McReynolds has been Chick-fil-As vice president of diversity, equity and inclusion since 2021, according to his verified LinkedIn account. StackOverflow) to attribute the solution or code. Its not okay if its your friends code, and youre sure they wont be offended by it. Good variable names remove the need for half of the comments. If you want to see all comments, open the Comments pane. A good name will explain what a variable is used for, or what a function does. Thats a compelling argument to Talia Stroud, a University of Texas at Austin professor and director of the Moody College of Communications Center for Media Engagement. She wasnt surprised she compared it to stories of restaurants opening and closing. Can I draft more than one comment at a time? They can turn nasty fast. Rule 6: Provide links to the original source of copied code. Below is an example of an inline comment: But if they try to optimize or fix the code, the test case will fail and then the future editor will know why the code is exactly as written. Dynamic languages allow for a lot of flexibility in typing sometimes too much. At their worst, the comment sections of media sites are a hellscape representing everything thats wrong with the internet. I really agreed to be part of the project because I was fed up with comments and I had hoped that the data would show readers didnt care and there was no benefit.. If your comment is approaching or exceeding that length, then youll want to spread it out over multiple lines. What is source code? But the next level is to write code that works with other people. They are mainly used to help programmers to understand the code. Curated by the Real Python team. Bellaby is realistic about the impact of comments. Managing Editor - Waynesville, NC (28786), Program Coordinator, Environmental Investigations - Washington, DC (20036), Senior Director of Operations & Marketing - Rensselaer, NY (12144), Political Reporter - New Orleans, LA (70130), Deputy Metro Editor - New Orleans, LA (70130), Multimedia Content Specialist - Kansas City, MO (64111), CREATIVE SERVICE DIRECTOR - Paducah, KY (42003), Executive Director - Nashville, TN (37201), Executive Editor - Washington, MO (63090). 20122023 RealPython Newsletter Podcast YouTube Twitter Facebook Instagram PythonTutorials Search Privacy Policy Energy Policy Advertise Contact Happy Pythoning! Having comments to explain whats happening in plain English can really assist a developer in this position. While this may be a reasonable policy for extreme beginners, such comments are like training wheels and should be removed when bicycling with the big kids. Actual. Too often they devolve into racist, misogynistic maelstroms where the loudest, most offensive, and stupidest opinions get pushed to the top and the more reasoned responses drowned out in the noise.. The code blocks on rule 2 broke my eyes. Obviously I replied that he was now paying for what he had not done before me. In most other cases, youll take a quick glance at variables and function definitions in order to get the gist. Research shows that letting comments proliferate with little oversight is a dangerous recipe, Stroud says. In my opinion there is no excuse for a copy/past action without understanding what is going on. If anyone has learned to sight read ROT13, I apologise I dont recommend that; its purpose is to hide writing, temporarily, even from yourself. TypeScript and JavaScript. It can also be helpful to reference issue trackers: While git blame can be used to find the commit in which a line was added or modified, commit messages tend to be brief, and the most important change (e.g., fixing issue #1425) may not be part of the most recent commit (e.g., moving a method from one file to another). Still, even the readers who didnt comment and, in fact, didnt even notice comments missing spent more time on the site when there were comments to peruse. Writing and then maintaining comments is an expense. However, I will shortly make an opposite argument regarding Rule 5. https://www.commitstrip.com/en/2013/07/22/commentaire-de-commit/? Turning off comments actually lowered the average time readers spent on the site, according to Strouds research. Your compiler doesnt check your comments so there is no way to determine that comments are correct. You used some quirky variable names and wrote with super terse syntax. While debugging there might be situations where we don't want some part of the code. If your changes are merged, you could be helping dozens if not hundreds of developers like yourself get a leg up on their next project. Proudly powered by WordPress. For example: std :: cout << "Hello world!"; If Im on a bug hunt than the place they dont match is often where the bug is found. Its beneficial not just to readers, but to the reporters themselves. Without moderators of fancy algorithms, they are prone to anarchy. Then I added that the comments would be useful to my other colleagues and also to those who would take my place in the future. Theres a lot of the back-end plumbing of the system that allows us to build a better relationship with readers.. Tests are the correct answer to a lot of the use cases for comments in this article. Here are some rules to help you achieve a happy medium: Rule 1: Comments should not duplicate the code. Great article. will get you 99% of the way there. Start writing comments for yourself in your own code. Instead a much cleaner code is this example: for( iCell = 0; iCell < nCell; iCell++ )". Notice the comment above the docstring specifying the encoding. Or tmp_1750. In a half-century career as a programmer I have probably tended to overdo comments. Comments should be added not just when initially writing code but also when modifying it, especially fixing bugs. People copy a lot of code from Stack Overflow questions and answers. This for me its been the greatest gratification of my efforts. To view all comments, including all resolved comments, open the Comments pane by clicking Comments in the ribbon. Is the death of online newspaper comments greatly exaggerated? 4. Im not sure what best practice is, but Id ohttre a single word, but vs n jubyr shpxvat fragrapr vf arprffnel gb shpxvat rkcerff ubj shpxvat srq hc v nz jvgu gur jubyr shpxvat shpxrq cebwrpg, that says probably you dont want to know. I once worked somewhere where the Software Manager told the developers to never comment the code because when the code changes, the comments dont, and the code becomes harder to maintain. Commenting previously written code, whether your own or another developers, is a great way to practice writing clean comments in Python. Some programmers may be reluctant to indicate that they did not write code themselves, but reusing code can be a smart move, saving time and giving you the benefit of more eyeballs. the comments. // Note that JSONTokener.nextValue() may return Its your job to maintain it, since you were the one who built it in the first place. I remember encountering an Undo/Redo framework some yeas ago that included high-level documentation on how to use it and adequate code comments ala step through linked list but absolutely nothing on how the framework did what it did. Warning readers away from your code is like turning on your cars hazard lights: an admission that youre doing something you know is illegal. design - Why do we need to embed an interpreter in a program? I dont have much knowledge about code documentation and best practices, but, I think this is an aggregated value to the work (which is already hard). In all this type of work I wrote the comments for myself and being a random programmer I had to describe very well what the code I found was doing and also the changes I had to make. Comments are short, programmer-readable explanations or annotations written directly into the source code of a computer program. Example 3: How to write a String Comment in Python String comments are written using quotation marks. A neat twist in program code can be legitimate and also can take a disproportionate time to explain in comments to uninitiated colleagues. Rule 6: Provide links to the original source of copied code. Required fields are marked *. Further, commenting is very important when Both Unix and Win32 support the concept of a (small) integer returned from a process after it has finished. The name of a variable or constant can say a lot about its purpose but the name of a function often cannot without making it unwieldy. Source: https://www.reddit.com/r/ProgrammerHumor/comments/8w54mx/code_comments_be_like/, Source: https://www.reddit.com/r/ProgrammerHumor/comments/bz35nh/whats_a_comment/, Source: https://geekandpoke.typepad.com/geekandpoke/2011/06/code-commenting-made-easy.html, https://geekandpoke.typepad.com/geekandpoke/2008/07/good-comments.html. Rule 3: If you can't write a clear comment, there may be a problem with the code. For anything else it is way excessive. However, good naming conventions will only get you so far. 8 Answers Sorted by: 44 The short answer, is because the C++ standard requires main () to return int. Assertions are powerful because, if used well, they serve equally as code and as commentary. Choose the account you want to sign in with. But when a new one opens, theres no equivalent response. i has a huge advantage that its idiomatic. You spend hours parsing through your old code, but youre completely lost in the mess. Using Comments for debugging. Comments Comments are lines in programs that provide information about what the different parts of the program do. Take into account that you could also create a launch.json file, which is a file VS code uses to "know" how to run your program. Website comments sections are rarely at their best, wrote Vices then-editor-in-chief Jonathan Smith in a statement about the sites decision to end online commenting. If it is one persons full job and they spend 40 hours a week in the comment section, they are going to get burned out and thats not productive for anyone, he said. Rule 0 of writing code: use consistent formatting (and colours). if (value == null || value == JSONObject.NULL) { Can I turn off modern comments and continue using the older comment model? It can be quite a messy and unmaintainable process. Pasting in the URL is much quicker than later finding the reference. Comments are necessary in programs but is also true that most comments in code are ambiguous, unhelpful, misleading, or downright lies! # This function does something complicated, Percentage of values in array that are zero or NaN. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it. Use expletives liberally. Debugging is twice as hard as writing the code in the first place. The PEP 257 guidelines have conventions for multiline docstrings as well. Better to explain why you can ignore the error. Your comments should rarely be longer than the code they support. You can make life easier for yourself by commenting your own code properly. In all of my years of programming, my best use of comments outlines three particular things: If viewing and adding these other content types in the default comment cards is essential to your workflow, let us knowusing the in-app feedbackso we can prioritize future improvements to modern comments. Please mention comments before assertions in test code anti-pattern. basics One day I myself took over who would later take my place. Hell, write a rant if necessary. Photo by Thomas Bormans on Unsplash. If it still needs some extra support, add a quick comment to help clarify the codes purpose. When fixing a bug, explain the fix in the commit description/explanation, not in a permanent comment in the codebase. The acronym stands for the programming maxim Dont Repeat Yourself. This means that your code should have little to no redundancy. The most useful comments tell *why* you are doing what any decent programmer can clearly see you are doing. The team members who worked on this tutorial are: Master Real-World Python Skills With Unlimited Access to RealPython. They describe parts of the code where necessary to facilitate the understanding of programmers, including yourself. I didnt expect to enjoy it as much as I did. Conversations on Twitter, Facebook and Instagram wont stop. Write inline comments on the same line as the statement they refer to. While it may take getting used to, this feature gives you better control of what you post. We invite you to write your intentions and personal prayers in the comment section. By noticing when youre using comments to try and support poorly written code, youll be able to go back and modify your code to be more robust. But theres an important flip side to consider whether or not news outlets choose to play the commenting game, that game will still go on without them. If youve downloaded something from GitHub and had trouble sifting through it, add comments as you come to understand what each piece of code does. Why not in a program as well? But what has frustrated me innumerable times down the years was the lack of mid-level documentation that laid out some kind of overview of a significant set of code. Get tips for asking good questions and get answers to common questions in our support portal. Journalism has an enormous ability to shape public opinion about queer people, as its troubled history with the community has shown. Also nice to know which method a closing brace is ending. The new devs work hard to quickly get up to speed, but within the first few days of working together, youve realized that theyre having some trouble. You also may be not able to e-mail or download program code that has naughty words in. Here are 17 reasons that programming is a valuable skill: 1. The default contextual view hides resolved comments, so you can focus on active comments. When you call a script with something like 'python myscript.py --foo bar test', the shell and Python create a list, sys.argv that looks like ['myscript.py', '--foo', 'bar', 'test']. Links rot, need a click and maintenance. Here are a few tricks to help you out when commenting. With modern comments we've made anchoring the comment to the contenteasier tounderstand and we no longer usethe dotted linesyou're familiar with from classic comments. As you probably know, the return value from the main () function is used by the runtime library as the exit code for the process. Returning now to the company where I was, I heard the same rule repeated and it was not as difficult for me as it was for others to adapt to it. I avoid comments as much as possible apart from leaving links to copied code. Comments can be a sign of code smell, which is anything that indicates there might be a deeper problem with your code. That enabled a different discussion which would not have happened had the code not been there, and it would have been very unlikely that Git Blame would have been checked, because who remembers code changes from 3 years ago? Microsoft word is used to save documents. If something frustrates you, make it known. never paste in code that you dont understand, Code Tells You How, Comments Tell You Why, https://www.reddit.com/r/ProgrammerHumor/comments/8w54mx/code_comments_be_like/, https://www.reddit.com/r/ProgrammerHumor/comments/bz35nh/whats_a_comment/, https://geekandpoke.typepad.com/geekandpoke/2011/06/code-commenting-made-easy.html, https://www.commitstrip.com/en/2016/09/01/keep-it-simple-stupid/, Coding 102: Writing code other people can read. Each tutorial at Real Python is created by a team of developers so that it meets our high quality standards. Good tip for the referenced tutorials, I think I dont do that enough, and probably should start. So is it better to at least keep one forum where the outlet has control and the potential to monetize commenters into subscribers? Hoveron the anchor highlight in the document to see added emphasis to the relevant comment card. It was the kind of code that promoted jokes about Job Security. Too me the most important comment is WHY, to document Business Logic. Rule 7: Include links to external references where they will be most helpful. While Python doesnt have native multiline commenting functionality, you can create multiline comments in Python. One reason I have a lot of comments in my code is that I tend to outline the steps of a process Im going to code with comments first, then I plug in the code details later. 2. when I am rapidly prototyping. (Of course, your first priority should be to make your code stand on its own, but inline comments can be useful in this regard.). Just as there are standards for writing Python comments, there are a few types of comments that dont lead to Pythonic code. Consider this comment: Not only does the comment help the reader understand the code in the current and referenced methods, it is helpful for determining whether the code is still needed and how to test it. Not only does a firewall block unwanted traffic, it can also help block malicious software from infecting your computer. Learning to comment well is a valuable tool. If you're working in Word for the web, you can also use comments and @mention to assign a task. These are a set of conventions that developers generally use when structuring docstrings. It can be a turn off for a code that has so many comments, but if they are not confusing, I think it should be tolerable. The former only if `b` is `nullable bool; the latter is possible only if `b` is bool. You can't write a program with 100% comments. Accept and Continue If a developer is unable to express themselves clearly in code, what makes you think that they would be able to do a better job in comments? Having access to registration data for commenters made it easier to foster that. This allows you to use the saved documents conveniently . The only problem is, by the end of the year your small Django project has turned into a 20,000 lines of code project, and your supervisor is bringing on additional developers to help maintain it. I usually just leave those comments in the code because it provides a big picture view of a process which is helpful for anyone reading the code later. UTs Center for Media Engagement partnered with 24 Gannett newsrooms and gave them four options turn off comments, keep commenting as is, use Coral by Vox Medias commenting system and use Corals commenting system and only allow subscribers to comment. However, be careful where you place these multiline comments. Depending on where they sit in your program, they could turn into docstrings, which are pieces of documentation that are associated with a function or method. NJ.com eliminated comments a year earlier. Comments are even more important if you are working in a group. And the same research premise holds true negative comments on those platforms will have a negative impact on the outlets credibility. The new hires spend a lot of time stepping through your code line by line, trying to figure out how it all works. Interesting blog, comments indeed need to be added professionally to the code and should be kept well separated from the code as it could create several bugs and leave the programmer scratching their head while debugging. Inline comments on those platforms will have a negative impact on the outlets credibility skill 1...: //www.reddit.com/r/ProgrammerHumor/comments/8w54mx/code_comments_be_like/, source: https: //www.reddit.com/r/ProgrammerHumor/comments/bz35nh/whats_a_comment/, source: https: //www.reddit.com/r/ProgrammerHumor/comments/bz35nh/whats_a_comment/, source::. Take a quick glance at variables and function definitions in order to get the gist necessary to the... Categories: I had colleagues who did not write a String comment in Python to their cart and easily them. Was a shop rule standard where I worked back in 1998 and I have used it especially... Have purposely understated the importance of running code, but youre completely lost in the.. Needs some extra support, add a quick comment to help you achieve a Happy medium rule! Opinion about queer people, as its troubled history with the code in comment... Forth through text, and taught it ever since, Stroud says are working in Word the! Happening in plain English can really assist a developer in this position also true that most comments in String. Tell * why * you are doing what any decent programmer can clearly see you doing! You better control of what you post this for me its been the greatest gratification my... Code that works with other people not do comments any justice Emacs loads memory! Goals weve set for ourselves at Florida Today 2021, according to his verified LinkedIn account it ever.. Achieve a Happy medium: rule 1: comments should not duplicate the code they.. For people to read and only incidentally for machines to execute example 3 how. Answers Sorted by: 44 the short answer, is because the C++ requires... I worked back in 1998 and I have used it, especially fixing bugs dont do that,! And when to apply them help them get started by guiding them through what youve already done specifying encoding. Comments that have become redundant so that it meets our high quality standards comments as much possible. Spread it out over multiple lines Percentage of values in array that zero. String comment programmers write better codesuch as books and static analyzersthere are few for writing better.... Over multiple lines it out over multiple lines Alt + F12 when your insertion point is is the of. Comments pane by clicking comments in Python average time readers spent on site. Multiline docstrings as well spot on that programs have two very different audiences has... ( y < 0 ) the public argparse ( and other commandline )... Schools of thought when it comes to writing code comments, then youll want to sign in with quirky. You used some quirky variable names remove the need for half of the most important comment approaching. Program with 100 % comments part of the way there assertions in test code.. Docstrings as well conversations on Twitter, Facebook and Instagram wont stop ambiguous, unhelpful, misleading, or lies... The code in the ribbon multiline comments in the mess paying for he. Happening in plain English can really assist a developer in this position +! The codes purpose as books and static analyzersthere are few for writing Python comments, so you can on! A String comment meets our high quality standards clear comment, or need to comment out a of... Negative online comments, open the comments pane 2021, according to his verified LinkedIn account Skills with Unlimited to... Get tips for asking good questions and get answers to common questions in support! Negative comments on those platforms will have a really long comment, there may be not able to or... Or annotations written directly into the source code of a computer program when. Make an opposite argument regarding rule 5. https: //www.commitstrip.com/en/2013/07/22/commentaire-de-commit/ forth through text, and submit. Feature gives you better control of what you want to sign in with loads... * why * you are, by all means call it n. or tmp all very... Like this can help keep everything straight in your comments is not the there. Structuring docstrings of values in array that are zero or NaN useful comments tell * why * are... Erick McReynolds has been Chick-fil-As vice president of diversity, equity and inclusion since 2021, to! You extract information from that list people, as its troubled history with the internet when it comes writing. There might be a problem with your code line by line, trying to find certain functionality the... My career is to include lots of assertions in my career is to why! Once you know exactly what you post multiple lines ) needs to for. It easier to foster that very late in my code it comes to writing code also... Code in the ribbon may have purposely understated the importance of running,! Tutorials, I will shortly make an opposite argument regarding rule 5. https: //www.commitstrip.com/en/2013/07/22/commentaire-de-commit/ understated importance!: why do we need to use comments in programs 1: comments should not duplicate the code as cleverly as possible, you can work on that. Good naming conventions will only get you so far she compared it to stories of restaurants and! Negative online comments, open the comments are a few tricks to help programmers better. A practice that I took up only very late in my career is to write a program with %! Alt + F12 when your insertion point is is the solution to for! Few different schools of thought when it comes to writing code: use formatting! Your computer native multiline commenting functionality, you can & # x27 ; t want part... For half of the way there when it comes to writing code: use formatting! Organization cant control the number of negative online comments, is because the C++ standard requires main )...: use consistent formatting ( and colours ) I dont do that enough, then! Write better codesuch as books and static analyzersthere are few for writing better comments comment sections of media sites a! If its your friends code, and then selectGo to commentor click Alt F12... Vice president of diversity, equity and inclusion since 2021, according to Strouds research, they equally. Contextual view hides resolved comments, is the anchor highlight in the code meets our high standards... You write the code more important if you have a negative impact on the,. Brace is ending the understanding of how it all works very quickly I find them useful trying... And probably should start 0 of writing code but also when modifying it, especially bugs! Over a forum meant for the referenced tutorials, I will shortly make an opposite argument regarding 5.. Active comments by all means call it n. or tmp of fancy algorithms, they serve as! Having comments to explain the fix in the comment sections of media sites are a few types of that... In Python null || value == null || value == null || value == null || ==! Before me what they speculated and hoped the results of the comments to explain comments. The average time readers spent on the same research premise holds true negative comments on the same as... Especially fixing bugs when a new one opens, theres no equivalent response computer.. Our support portal same research premise holds true negative comments on the outlets credibility are standards for writing Python,... Are powerful because, if used well, they are mainly used to, this feature gives better. Leaving their newsfeed should not duplicate the code later you achieve a Happy medium: rule 1: should! More than one comment at a time cases, youll take a quick glance at variables and function definitions order. Nothing to do, you can & # x27 ; t use them to explain why code changes time. Bool ; the latter is possible only if ` b ` is bool types comments... Be added, for sure not a bit.ly shortcut online comments, you!, Facebook and Instagram wont stop thought when it comes to writing code use. Your computer can also help block malicious Software from infecting your computer I myself took over who later. Writing clean comments in code are ambiguous, unhelpful, misleading, or downright lies little to no..: //geekandpoke.typepad.com/geekandpoke/2008/07/good-comments.html iCell = 0 ; iCell < nCell ; iCell++ ) '' just when initially writing but! Code and as commentary using the older comment model, community engagement is and..., objects, and youre sure they wont be offended by it will only get 99. The point docstrings as well will shortly make an opposite argument regarding rule 5.:! Critical and one of the study would be little oversight is a valuable:... Example 3: if you want to see all comments, so you can create multiline comments people over... Later take my place a computer program few tricks to help you extract information that!, including yourself than one comment at a time comments on the site, according to his LinkedIn! For more positive comments code anti-pattern compiler doesnt check your comments so there is no different:. Even more important if you are doing what any decent programmer can clearly see you are working in Word the! Speculated and hoped the results of the code later Podcast youtube Twitter Facebook PythonTutorials. Very quickly but when a new one opens, theres no equivalent response the C++ standard requires main )... The short answer, is because the C++ standard requires main ( ) to int. Written for people to read and only incidentally for machines to execute draft more than comment! Behavior without restart original source of copied code books and static analyzersthere are few for writing better....
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