Why is maintainable code important?

Why is maintainable code important?

The purpose of maintainability is to ensure that, over time, a program can be easily maintained. A programmer may decide to return to a program they wrote some time before in order to add an extra feature. Additionally, another programmer may wish to modify the program in order to improve it or debug an error.

Why should code be maintainable?

Why should code be maintainable? More maintainable code allows for easier changes which results in faster changes and a lot less risk. More maintainable code + tests = faster changes which fewer bugs.

What is a maintainable code?

To a developer, maintainable code simply means “code that is easy to modify or extend”. It is code that is instrumented and easy to troubleshoot, where any anomalous conditions within the application are logged, even if they don’t cause errors.

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How do you write an effective code?

11 Tips to Write Better Code

  1. 1) Decide on the indentation and keep it that way.
  2. 2) Make comments.
  3. 3) Consistent name scheme.
  4. 4) Don’t repeat code.
  5. 5) Avoid writing long code lines.
  6. 6) Break down a big task into smaller chunks.
  7. 8) Write clever code that is also readable.
  8. 10) Delete unnecessary code.

What makes a good programming code?

definition of good code: “Good code is written so that is readable, understandable, covered by automated tests, not over complicated and does well what is intended to do.”

What are the principles of good programming?

10 Basic Programming Principles Every Programmer Must Know

  • Keep It Simple, Stupid (KISS)
  • Write DRY Code.
  • Open/Closed.
  • Composition Over Inheritance.
  • Single Responsibility.
  • Separation of Concerns.
  • You Aren’t Going to Need It (YAGNI)
  • Document Your Code.

What makes a program maintainable?

More formally, the IEEE Standard Glossary of Software Engineering Terminology defines maintainability as: “The ease with which a software system or component can be modified to correct faults, improve performance or other attributes, or adapt to a changed environment.”

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Is it difficult to write maintainable code?

Writing maintainable code can be challenging especially to newer developers, because they won’t have experience with coming back to code later or having to review somebody else’s changes. In this blog post, I provide 5 Tips on How to Write More Maintainable Code. What is Maintainable Code?

Why do programmers want to write good code?

Programmers want to write good code. It makes sense. Folks in every profession take pride in their work and want to make sure it is of the highest quality. High quality software includes many things, one of which is making code easy to modify/maintainable. Software is never really “done”.

Do you spend more time maintaining or writing code?

The truth of the matter is that you’ll spend much more time over the course of your software development career maintaining code than you will writing new code. That’s how life is. Just one of those things. This fact doesn’t mean, though, that you’ll only be working on maintaining old VB6 applications written decades ago.

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What is the formula for maintainable code?

Maintainable code is basically the amount of time it takes a developer to make a change and the amount of risk that the change could break something. If you were looking for some sort of formula, I would say it’s MaintainableCode = TimeToImplement / Risk.