This tag is for questions about the practice of code review and code walkthroughs. For reviews of existing, working code, please see http://codereview.stackexchange.com

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97
votes
16answers
8k views

How can I tactfully suggest improvements to others' badly designed code during review? [closed]

I'm a great believer in clean code and code craftsmanship, though I'm currently at a job where this isn't regarded as a top priority. I sometimes find myself in a situation where a peer's code is ...
55
votes
14answers
7k views

What's the most effective way to perform code reviews? [closed]

I've never found the ideal way to perform code reviews and yet often my customers require them. Each customer seems to do them in a different way and I've never felt satisfied in any of them. What ...
129
votes
34answers
6k views

How do you make people accept code review? [duplicate]

All programmers have their style of programming. But some of the styles are let’s say... let’s not say. So you have code review to try to impose certain rules for good design and good programming ...
24
votes
8answers
4k views

How should code reviews be Carried Out? [duplicate]

My previous question has to do with how to advance code reviews among the developers. Here I am interested in how a code review session should be carried out, so that both the reviewer and reviewed ...
165
votes
19answers
14k views

How do I review my own code? [closed]

I'm working on a project solo and have to maintain my own code. Usually code review is done not by the code author, so the reviewer can look at the code with the fresh eyes — however, I don't have ...
5
votes
7answers
2k views

How to avoid typo errors, etc?

For the first time I have been coding for an open-source software where all my work gets reviewed before being commited. I understand reviewing work isn't an easy task, so I don't like to waste ...
26
votes
11answers
3k views

Should your best programmers have to check everyone else's code into source control?

One of the differences between svn and git is the ability to control access to the repository. It's hard to compare the two because there is a difference of perspective about who should be allowed to ...
18
votes
5answers
1k views

What does a standard code review contain?

In my company, it's an email discussion of what feature is implemented and what kind of bug is fixed sent by the one who write the code. And the reviewer, who receives the mail, will review the code ...
7
votes
7answers
1k views

How to get developers to do code reviews in a timely manner

The company I work for requires all code to be reviewed by other developers before it is committed. The members of my team are often frustrated because the other developers are too busy coding to do ...
13
votes
5answers
1k views

How do I choose what code to review?

I am part of a team of seven developers in a small software company and I am trying to introduce regular group code and design reviews. We have carried out some reviews in the past, but it has been ...
52
votes
17answers
2k views

Is a code review subjective or objective (quantifiable)?

I am putting together some guidelines for code reviews. We do not have one formal process yet and are trying to formalize it. And our team is geographically distributed. We are using TFS for source ...
19
votes
3answers
1k views

Starting Up Code Review Process Where there Previously Was None? [duplicate]

Any tips for a group needing to start code reviews? We have no real software engineering processes currently. I have been working as software engineer for 7 years and have never seen any real ...
5
votes
5answers
773 views

trust factor in code review

How much should a reviewer trust the coder who submits the code for review? I always have that dilemma of whether I should go test of the changes proposed or should I trust the submitter that he ...
82
votes
20answers
14k views

How important is it to reduce the number of lines in code?

I am a Software developer who works on J2SE (core java). Often during our code reviews we are asked to reduce the number of lines in our code. It's not about removing redundant code, it's about ...
79
votes
21answers
9k views

How would you react if someone told you your code is a mess?

I am a good programmer, or so I thought before. I always love to program. And I want to learn many things about programming to make me a better programmer. I studied programming for 1 year and now I ...
36
votes
11answers
6k views

What does a code review look like? [duplicate]

I'm writing a code review process document for our team; we've never had a formal process in place although we do do some code review. I've found lots of articles talking about how important code ...
60
votes
18answers
6k views

How to tell your boss that his programming style is really bad? [duplicate]

I'm a student and in my spare time I'm working for a big enterprise as Java developer. The job is good, but the problem is, my boss writes very strange code. I don't want to complain, but some issues ...
86
votes
7answers
11k views

How to reject a code review that you believe is unnecessary?

I am in a position where I have been asked to review some code that fixes a problem that I don't believe exists. The fixer, who is more senior than me, insists his fix is necessary but it appears ...
23
votes
12answers
3k views

How to review code that you do not understand?

I have been given the role to improve development in our company. The first thing I wanted to start was code reviews since that has never been done here before. There are 3 programmers in our company....
31
votes
12answers
3k views

Is code reviewing good practice?

When the company I work in hired new managers, they offered us to overview someone's code on every meeting. We have meetings every two weeks, so each time one of developers was to show his/her code on ...
24
votes
6answers
1k views

How to deal with someone who dislikes the idea of code reviews?

Obviously, if management buy into spending time with code reviews, then everyone has to do it. But there are always those guys (or gals) who resist with every ounce of their being. How do you ...
27
votes
17answers
1k views

Dealing with co-workers who do not have a consistent coding style?

What do you when you're working with someone who tends to write stylistically bad code? The code I'm talking about is usually technically correct, reasonably structured, and may even be ...
16
votes
12answers
2k views

Should we attempt to review all our code?

We're currently modifying out development process and I'm wandering if we should try to keep a 100% of our commits peer reviewed. What is your experience regarding code reviews? Do you tend to ...
4
votes
1answer
337 views

If TDD is design, how do you know your TDD is well designed? [duplicate]

Given a large group (50+) of programmers: All given the same problem, All using Test-Driven Development (TDD), All pair programming, All doing group-based code review, I have personally seen the ...
9
votes
7answers
8k views

What is the difference between Static code analysis and code review?

I just wanted to know what the difference is between static code analysis and code review. How are each of these two done? More specifically, what are the tools available today for code review/static ...
12
votes
6answers
2k views

Why should I write all the Statements within Try-Catch?

My company head says that I must write all , i.e. ALL my code within Try-catch statements. Now, I can understand the 'better be safe than sorry' approach here, but isn't it too chicken-hearted to ...
8
votes
9answers
2k views

What is the way to understand someone else's giant uncommented spaghetti code? [duplicate]

Possible Duplicate: I’ve inherited 200K lines of spaghetti code — what now? I have been recently handled a giant multithreaded program with no comments and have been asked to understand what ...
5
votes
1answer
1k views

Code review approaches [closed]

Just going out on a limb here. Is doing a code review by sampling a few classes and units of code by a developer good enough to judge what he has done wrong to provide inputs? This is just in case you ...
4
votes
4answers
693 views

Should code reviewers test as part of the review? [duplicate]

Possible Duplicate: trust factor in code review Where I work, we have very few rules about what constitutes a code review. In addition to going through the code, I tend to briefly test out the ...
3
votes
4answers
301 views

Minimal design vs anticipated use

Recently when performing a code review I came across something like this: Old Code: WriteLabour(useNewVersion); WritePart(); WriteNonLabour(useNewVersion); New Code: WriteLabour(); WritePart(...
3
votes
3answers
269 views

What can I do to let our team have code reviews of branch merges having hundreds of screens worth of Github diffs?

"Code review" (aka "peer review") seems like a really great idea, so my team started practicing it. For a little while it worked well, but then a co-worker merged a branch in, and asked for a review ...
65
votes
16answers
5k views

Recommendations for teaching junior programmers good coding style [duplicate]

I am a big fan of good coding style, producing clean, clear code that runs well and is easy to use and integrate into larger systems. I believe that we programmers are essentially craftspeople who ...
63
votes
19answers
13k views

Review before or after code commit, which is better?

Traditionally we performed code review before commit, I had an argument with my colleague today, who preferred code review after commit. First, here's some background, We have some experienced ...
45
votes
12answers
4k views

Reconciling the Boy Scout Rule and Opportunistic Refactoring with code reviews

I am a great believer in the Boy Scout Rule: Always check a module in cleaner than when you checked it out." No matter who the original author was, what if we always made some effort, no ...
61
votes
16answers
3k views

Do We Have a Responsiblity to Improve Old Code?

I was looking over some old code that I wrote. It works, but it's not great code. I know more now than I did at the time, so I could improve it. It's not a current project, but it's current, ...
19
votes
9answers
997 views

Tips on persuading boss that code review is a good thing [closed]

Let's say one works in a hypothetical company that has several developers that rarely worked together on projects and the Boss didn't believe that code reviews are worth the time and cost. What are ...
52
votes
10answers
5k views

Should Junior Programmers be involved as code reviewers in the projects of Senior Programmers?

One of my team members, a junior programmer, has impressive programming skills for his level of experience. And during code reviews, I believe in emphasizing learning, not pointing out mistakes. ...
15
votes
4answers
843 views

Advancing Code Review and Unit Testing Practice

As a team lead managing a group of developers with no experience ( and see no need) in code review and unit testing, how can you advance code review and unit testing practice? How are you going to ...
30
votes
2answers
7k views

What is a“ feature envy” code and why is it considered a code smell?

This question on SO talks about correcting what the OP thought is feature envy code. Another example where I saw this nifty phrase being quoted is in a recently given answer here in programmers.SE. ...
25
votes
11answers
7k views

When to do code reviews when doing continuous integration?

We are trying to switch to a continuous integration environment but are not sure when to do code reviews. From what I've read of continuous integration, we should be attempting to check in code as ...
12
votes
7answers
1k views

What will be the best practice for having 'reviewed' source code in a source control repository?

What will be the best way to manage reviewed source code in a source control repository? Should the source code go through a review process before getting checked in, or should the code review happen ...
11
votes
4answers
658 views

How to document and teach others “optimized beyond recognition” computationally intensive code?

Occasionally there is the 1% of code that is computationally intensive enough that needs the heaviest kind of low-level optimization. Examples are video processing, image processing, and all kinds of ...
37
votes
16answers
4k views

Are code reviews necessary for junior developers?

I've worked at two companies, who each had a different methodology when it came to code reviews: In the first company, a code review was conducted by the team leaders and was required after the ...
11
votes
9answers
5k views

Code Reviews, what are the advantages? [closed]

In my team, we don't do formal code reviews. We tend to think that it's enough with pair programming and rotating pairs often. Should we consider doing formal code reviews? What would be the ...
8
votes
4answers
633 views

What are benefit/drawbacks of classifying defects during a peer code review

About 3 months ago, our engineering group rolled out Review Board to be used for all peer code reviews. Today, I had a discussion with one of the people involved in that process and found out that we ...
12
votes
3answers
686 views

What to do when your colleagues don't value code maintainability [duplicate]

I've been working in the same software development department for a few years now. In that time, the average stay of a developer has been 6-9 months. A handful have been around for over 2 years, but ...
4
votes
4answers
2k views

Difference between static testing and code review [duplicate]

Possible Duplicate: What is the difference between Static code analysis and code review? What is the difference between static testing and code review? I found some information on wikipedia ...
6
votes
5answers
431 views

How to promote code review as an employee? [closed]

I have just graduated not long ago and started to work in a startup company for almost a year. I have introduced git to my current company and they are now happy to use it for version control. I feel ...
3
votes
1answer
259 views

How can I make being code reviewed by someone who doesn't know the language easier?

I'm in a team where I am the only Java developer. The rest of the team are VERY experienced in their own programming language, but their area of expertise is not object orientated. I found the first ...
1
vote
1answer
156 views

Interface Implementation: A parameter I don't need

Pseudo-Code interface IPagingInfo { int CurrentPageNo { get; } int RowsPerPage { get; } ... } interface ResultsRetriver { ResultRows GetResults(IPagingInfo pagingInfo); } class ...