Quick Answer: How Do You Code Reviews?

What should I look for in a code review?

What to look for in a code reviewDesign.

The most important thing to cover in a review is the overall design of the CL.

Functionality.

Does this CL do what the developer intended.

Complexity.

Is the CL more complex than it should be.

Tests.

Ask for unit, integration, or end-to-end tests as appropriate for the change.

Naming.

Comments.

Style.

Consistency.More items….

How long is Google’s code?

We can answer in terms of code. Google’s Rachel Potvin came pretty close to an answer Monday at an engineering conference in Silicon Valley. She estimates that the software needed to run all of Google’s Internet services—from Google Search to Gmail to Google Maps—spans some 2 billion lines of code.

What is a code review process?

The code review process also referred to as peer review, stands out as a tried and tested method in a large palette of applications to allow for the systematic examination of software source code. It’s conducted to find bugs and improve the overall quality of the software.

What is good quality code?

Code quality is defined by a convergence of attributes such as maintainability, reusability, readability, efficiency, error proneness, and modularity. This defines how independent the different chunks of your code are from each other i.e. does making a bad change to one part of your code break everything else?

Which tools are used to check code quality?

SonarQube. SonarQube offers continuous code testing features that will ensure your code files, code projects, modules and folders are always tested for quality and will allow you to stay on top of the game when it comes to good quality code. … Crucible. … Upsource. … Phabricator. … Review Board. … ESLint. … JSHint. … Klocwork.More items…•

Are code reviews worth it?

Talk with developers who use a tool for code review and you’ll find they are much happier than their counterparts who aren’t. Most happy, however, are the developer managers that can use the tool to measure the team’s quality and improvements. For all of them, the time spent is well worth it.

How many people should review code?

Some studies suggest the code review best practice of adding only two active reviewers. For some code changes, you want additional experts like security experts or developers from other teams to look through the code. But, more often than not, two active reviewers are just fine.

What is a secure code review?

Definition: A secure code review is a specialized task involving manual and/or automated review of an application’s source code in an attempt to identify security-related weaknesses (flaws) in the code.

What are the 3 most important qualities of written code?

Clarity of code. Clarity of design. Clarity of purpose. You must understand — really understand — what you’re doing at every level.

What is meant by code walkthrough?

Code Walkthrough is a form of peer review in which a programmer leads the review process and the other team members ask questions and spot possible errors against development standards and other issues. The meeting is usually led by the author of the document under review and attended by other members of the team.

How Google does code review?

To demonstrate their ability to review code for readability, developers at Google go through a “review of their code review practices”. Therefore, the developer submits code changes to a team of readability experts. Those will inspect the code. But this inspection is not like a normal code review.

How do you improve quality of code?

How to Improve Code Quality: A Closer LookUse a Coding Standard. Using a coding standard is one of the best ways to ensure high quality code. … Analyze Code — Before Code Reviews. Quality should be a priority from the very start of development. … Follow Code Review Best Practices. … Refactor Legacy Code (When Necessary)

How do you code like a human review?

TechniquesLet computers do the boring parts.Settle style arguments with a style guide.Start reviewing immediately.Start high level and work your way down.Be generous with code examples.Never say “you”Frame feedback as requests, not commands.Tie notes to principles, not opinions.

When should you do a code review?

When to review Code reviews should happen after automated checks (tests, style, other CI) have completed successfully, but before the code merges to the repository’s mainline branch. We generally don’t perform formal code review of aggregate changes since the last release.