What do you do with old codes?

8 Tips for Working With Legacy Code

1. Test the Code.
2. Review Documentation.
3. Only Rewrite Code When It’s Necessary.
4. Try Refactoring Instead.
5. Make Changes in Different Review Cycles.
6. Collaborate With Other Developers.
7. Keep New Code Clean.
8. Do Further Research.

Should dead code be removed?

Deleting dead code is not a technical problem; it is a problem of mindset and culture. There is often the sense that if code is not doing anything, it has no effect, so it’s OK to leave it. Dead code makes the runtime footprint larger than it needs to be. If you care about performance, then care about performance.

Should we keep dead code?

Unused code begets unused code. If you delete a function call and then search for uses of that function to see if its still needed you might see a match from previous unused code and assume you can keep it. The more unused code you have the more hops it is to determine if code is unused.

Why unused code should be removed?

Here are some reasons why unused code should be removed: For anyone new working on a project, they not only have to understand the working code, they have to understand unused material also. This is wasted time and creates confusion.

Is there a place for historical code in a working codebase?

But part of being professional requires that those thoughts have to be put to one side for the better good. Time stands for no-one and there is no place for preserving historical code in a working codebase. Share Improve this answer

Is it possible to re-use old code?

With time that possibility of re-use diminishes. If code is to be removed and is considered important enough then the code can be branched off and documented. Any personal feelings that a coder may have about code they may have worked hard on are understandable.

Is it safe to use deprecated features?

These deprecated features can still be used, but should be used with caution because they are expected to be removed entirely sometime in the future. You should work to remove their use from your code. the following properties are deprecated. This does not affect their use in replacement strings: Parenthesized substring matches, if any.