What Is A Comment In Code?

How do you give good comments?

75 Compliments to Use When You Want to Say Something Nice1 Your positivity is infectious.2 You should be so proud of yourself.3 You’re amazing!4 You’re a true gift to the people in your life.5 You’re an incredible friend.6 I really appreciate everything that you do.7 You inspire me to be a better person.More items…•.

Are comments in code necessary?

Yes. Comments are very useful for a programmer and not just to fake like they know what they are doing, but in debugging and usefully documenting as well. Comments are useful because they reassure the person reading your code – probably the “future you” – that you’ve thought about her welfare.

How do you comment HTML code?

To comment out in HTML, insert information between tags (browsers won’t show these notes). Commenting in HTML allows developers to leave notes about their code, its functionality or to indicate necessary changes for the future.

How do you comment effectively in code?

Following are 13 tips on how to comment your source code so that it is easier to understand and maintain over time.Comment each level. … Use paragraph comments. … Align comments in consecutive lines. … Don’t insult the reader’s intelligence. … Be polite. … Get to the point. … Use a consistent style. … Use special tags for internal use.More items…•

Which is better too many comments or too few comments?

Too many comments may be bad, if the comments do not add information about how the code works. Extra comments do not hurt anything. But too few comments is much worse, because even the author of some code cannot really understand it completely after a few months. … Extra comments do not hurt anything.

When should you comment in code?

A handy rule of thumb is: a comment should only be added to answer a question that the code can’t. If you aren’t confused by what a piece of code is doing, but rather why it’s doing it at that moment, then a comment should be added.

What is a code comment Karel?

What is a code comment? A way to give notes to the reader to explain what your code is doing. What commands does SuperKarel know that regular Karel does not? turnAround() and turnRight()

How do you write a good comment?

Top ten tips for writing a great commentRead the article. It sounds obvious, but you’d be surprised how many comments can be answered with the words “it says in the article”.Respond to the article. … … Read the other comments. … Make it clear who you’re replying to. … Use the return key. … Avoid sarcasm. … Avoid unnecessary acronyms. … Use facts.More items…

How do you comment like a pro?

Paper 101: Comment like a proSelect some text, then click the word bubble to add a comment.Hover in the right margin, and click a word bubble to comment on an entire paragraph.@mention anyone—inside or outside your team—to add them to the doc.Click the smiley face in the comment field to reply with a sticker.More items…•

Why comments are important in coding?

In computer programming, a comment is a programmer-readable explanation or annotation in the source code of a computer program. They are added with the purpose of making the source code easier for humans to understand, and are generally ignored by compilers and interpreters.

How do you write comments in code?

In-line comments should be used sparingly, only where the code is not “self-documenting”. When you do use “in-line” comments, you should place them before (or next to) any code that is not self explanatory. This comment should detail the “idea” behind the code and what is to be accomplished.

What symbol is used at the beginning of an in line comment?

A comment starts with a slash asterisk /* and ends with a asterisk slash */ and can be anywhere in your program. Comments can span several lines within your C program. Comments are typically added directly above the related C source code.

What information is important to write in comments Codehs?

Introducing comments Comments are a way for you to leave notes about what your code is doing in plain English so that other people can understand it.

What are examples of control structures?

Flow of control through any given function is implemented with three basic types of control structures:Sequential: default mode. … Selection: used for decisions, branching — choosing between 2 or more alternative paths. … Repetition: used for looping, i.e. repeating a piece of code multiple times in a row.

What is comment out code?

Comment-out definitions To disable lines of code in a program by surrounding them with comment-start and comment-stop characters. Also called “remmed out.” See comments. 0. 0. (programming) To temporarily disable a section of source code by converting it into a comment.