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How do you comment a good program?
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.
How do Comments improve a computer program?
To address the problem, comments have been used as a standard practice in software development to increase the readability of code by expressing programmers’ intentions in a more direct, explicit, and easy-to-understand, but less precise (i.e. ambiguous) way. Comments are written in natural language to explain code …
What are 2 ways that comments can be useful in programs?
Comments can be used to annotate many types of computer code. For example, an explanation of why a certain command was used can be provided in a comment. Comments can also be used to describe functions, subroutines, classes, and methods, and to explain why variables are used.
What are comments used for how can you add comments in a program?
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.
What is the purpose of comments?
Comments are text notes added to the program to provide explanatory information about the source code. They are used in a programming language to document the program and remind programmers of what tricky things they just did with the code and also helps the later generation for understanding and maintenance of code.
Which is the correct way to comment on a program?
There are usually two syntactic ways to comment. The first is called a single line comment and, as implied, only applies to a single line in the “source code” (the program). The second is called a Block comment and refers usually refers to a paragraph of text.
When to include performance comments in a rating?
If there have been counseling sessions, letters of commendation or reprimand, or unofficial performance reviews within the rating period, the supervisor should keep documentation on file and site these occurrences in the performance comments on the official rating. Below are examples of comments that would support individual ratings.
How do you reply to a comment in Excel?
In an Excel workbook, tap in the worksheet. Tap Review. Tap Comment. Type your comment and tap the Post button. To reply to a comment, tap the cell (that has the comment), tap the purple comment icon that appears above it, and in the Reply text box, enter a reply and tap the Post button.
What’s the difference between block comment and single line comment?
The first is called a single line comment and, as implied, only applies to a single line in the “source code” (the program). The second is called a Block comment and refers usually refers to a paragraph of text. A block comment has a start symbol and an end symbol and everything between is ignored by the computer.