What do I write in code comments?

What do I write in code comments?

Comments should be useful high level descriptions of what the program is doing. They should not restate something that is “obvious”. By using appropriate variable names, much of a program can be (almost) as easy to read as English.

Why are comments in code bad?

Consistently interrupted by redundant comments can create distractions. Comments are expected to make a connection between two flows of code, and not cut a single flow into fragments. Good comments compliment your code, while bad ones pull readers away from the main points.

Are code comments good or bad?

Commenting code is on the generally-recognized list of code smells. But unlike most of the others on the list, comments are not always bad. Generally speaking, you should strive to minimize comments and let the code speak for itself, but it is just as important to include comments when the code cannot.

Are comments a code smell?

If you write code comments as the last option to improve your code, it will force you to improve your self-documenting skills first. That’s why it should be considered a smell. A code comment is a piece of human-readable text that is written in the source to explain something about the code.

How much should I comment my code?

You should comment wherever you can – put comments that explain what you’re doing, and if you’re doing something tricky or unique be sure to explain that, as well. A good goal is to have 1 comment for every 1-4 lines of code.

How do I know if my code is bad?

Uncle Bob defines bad code as code that has the following attributes:

  1. Rigidity. This refers to code being difficult to change.
  2. Fragility.
  3. Immobility.
  4. Viscosity.

Why we should never use HTML comments?

What are the negatives of HTML comments? worsens the UX – even not visible, the HTML comments are part of the DOM tree and increase the number of DOM elements. hurts SEO – an extensive use of HTML comments would increase the size of a page in bytes, which affects loading time, which is a ranking factor in SERP.

Should I write comments 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 good code looks like?

In terms of design, “good code” looks orderly, with clear implemented patterns (whatever that pattern may be), and is structured in alignment with conventions rather than invented and for single-use solutions.

What is code fragile?

In fragile code, if you change a small piece of code in a module, you break an entirely different feature in an entirely different module. If you often get customer tickets saying a feature is broken, whenever you push a fix for an entirely different use case, it might mean your code is fragile.

Do HTML comments affect performance?

3 Answers. It will still increase your page size, but shouldn’t be a problem. Having 10000 lines of commented-out HTML is going to be a problem though, but keeping your comments small, should not increase the page size by too much.

What is an HTML comment?

The HTML comment tag is used to add text to an HTML document without including that text in the Web page. Documenting your code. Comments are useful in documenting your Web page or ION Script application, and can help clarify your ION Script code for you and other developers.

What is a good meme for Facebook comment?

Funny Facebook Comment Meme Oh So You Liked That That Child Is Saved Image Funny Meme For Facebook Comment That Nobody On Facebook Cares About You Are Doing Today Image I Cannot Comment On Your Mother Because Cows Are Scared In My Country Funny Image

Should you put images in your comments on Facebook?

And one of the best ways to get Likes is to use inspiring images, funny photos and memes in your comments. That’s right… images! Over the past few years, we’ve seen the undeniable impact of visual marketing on Facebook. But have you ever thought about putting images IN YOUR COMMENTS to make them pop?

How can I get more likes on my Facebook comments?

It’s a great strategy to get more likes on your Facebook comments. But the images need to be relevant. Otherwise, you might get roasted by someone else’s photos. My advice is to use some of the 50 Facebook comment pictures below — they work in so many situations! Bookmark this post so you have the list handy next time you need a witty reply.

How do I add a photo to the comment section?

Just click the small camera icon in the comment box and upload from your computer. Or you can just drag and drop the photo directly into the comment box. 😉 Enjoy!

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