How do you handle big codes?

Approaches you might consider:

1. Try to find out what the code is supposed to do, in business terms.
2. Read all the documentation that exists, no matter how bad it is.
3. Talk to anyone who might know something about the code.
4. Step through the code in the debugger.
5. Introduce small changes and see what breaks.

What is the best approach to ensure that the code fix does not break existing functionality?

The best time to consider refactoring is before adding any updates or new features to existing code. Going back and cleaning up the current code before adding in new programming will not only improve the quality of the product itself, it will make it easier for future developers to build on the original code.

What is a legacy code base?

Legacy code is old computer source code. It could simply refer to an organization’s existing code base which has been written over many years, or it could imply a codebase that is in some respect obsolete or supporting something obsolete.

How do you approach a code base?

How to Approach a New Codebase

1. Contents. Section titled Contents.
2. Start from the top. Section titled Start from the top.
3. You do not need to understand the whole codebase.
4. Use the finished product yourself.
5. Run the code locally.
6. Ask questions.
7. Pair program.
8. Read and write documentation.

What does it mean to become acquainted with a code base?

I realize that becoming acquainted with a code base is a process that happens over time, and familiarity can mean anything from “I’m able to summarize the code” to “I can refactor and shrink it to 30\% of the size”. But how to even begin? source-codemaintenance

What is the best way to analyze a code?

Approaches you might consider: Try to find out what the code is supposed to do, in business terms. Read all the documentation that exists, no matter how bad it is. Talk to anyone who might know something about the code. Step through the code in the debugger. Introduce small changes and see what breaks.

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