Programming Practices are the commonly or not so commonly used practices in development of software. These can include things like Agile Development, Kanban, Coding shortcuts, etc.

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201
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17answers
23k views

How would you know if you've written readable and easily maintainable code?

How would one know if the code one has created is easily readable, understandable, and maintainable? Of course from the author's point of view the code is readable and maintainable, because the author ...
137
votes
5answers
53k views

Choosing between Single or multiple projects in a git repository?

In a git environment, where we have modularized most projects, we're facing the one project per repository or multiple projects per repository design issue. Let's consider a modularized project: ...
14
votes
4answers
2k views

How to stop gold-plating and just be content to release working developments [closed]

The development team that I'm a member of has recently adapted to work according to Agile practices. This has personally highlighted the fact that I can't stop myself gold-plating code (and ...
34
votes
16answers
4k views

Are there concrete reasons not to use libraries and code snippets heavily? [closed]

Overall I'm in programming for about 8 years now and it seems to me that I'm relying more and more on open source libraries and snippets (damn you GitHub!) to "get the job done". I know that in time I ...
87
votes
10answers
31k views

Why do most of us use 'i' as a loop counter variable?

Has anyone thought about why so many of us repeat this same pattern using the same variable names? for (int i = 0; i < foo; i++) { // ... } It seems most code I've ever looked at uses i, j, ...
18
votes
6answers
7k views

Efficient try / catch block usage?

Should catch blocks be used for writing logic i.e. handle flow control etc? Or just for throwing exceptions? Does it effect efficiency or maintainability of code? What are the side effects (if there ...
100
votes
45answers
17k views

What popular “best practices” are not always best, and why? [closed]

"Best practices" are everywhere in our industry. A Google search on "coding best practices" turns up nearly 1.5 million results. The idea seems to bring comfort to many; just follow the instructions,...
173
votes
17answers
11k views

How do you balance between “do it right” and “do it ASAP” in your daily work? [closed]

I find myself pondering over this question from time to time, again and again. I want to do things the right way: to write clean, understandable and correct code that is easy to maintain. However, ...
105
votes
47answers
22k views

Make a big deal out of == true?

There is a colleague of mine who constantly writes: if (someBool == true) It drives me up the wall! Should I make a big deal of it or just drop it?
85
votes
12answers
7k views

How big does my project need to be for me to unit test it? [closed]

I assume that my project is decoupled enough to allow for unit testing. But how big, exactly, in terms of clases and functions does my project need to be to make unit testing worthwhile? We all make ...
175
votes
13answers
51k views

Should we avoid object creation in Java?

I was told by a colleague that in Java object creation is the most expensive operation you could perform. So I can only conclude to create as few objects as possible. This seems somewhat to defeat ...
63
votes
2answers
45k views

Git branching and tagging best practices

I am currently learning to use Git by reading Pro Git. Right now I'm learning about branching and tags. My question is when should I use a branch and when should I use a tag? For example, say I ...
59
votes
11answers
7k views

Is it a bad practice to modify code strictly for testing purposes

I have a debate with a programmer colleague about whether it is a good or bad practice to modify a working piece of code only to make it testable (via unit tests for example). My opinion is that it ...
15
votes
8answers
2k views

Is perfectionism a newbie's friend or enemy? [duplicate]

Possible Duplicate: Where do you draw the line for your perfectionism? I see that the development community is very focused on doing things the right way and personally I would like to do the ...
14
votes
9answers
10k views

if/else statements or exceptions [duplicate]

Possible Duplicate: Defensive Programming vs Exception Handling? I don't know, that this question fit better on this site, or Stack Overflow, but because my question is connected rather to ...
238
votes
17answers
89k views

Torvalds' quote about good programmer [closed]

Accidentally I've stumbled upon the following quote by Linus Torvalds: "Bad programmers worry about the code. Good programmers worry about data structures and their relationships." I've ...
68
votes
17answers
7k views

How to train yourself to avoid writing “clever” code? [closed]

Do you know that feeling when you just need to show off that new trick with Expressions or generalize three different procedures? This does not have to be on Architecture Astronaut scale and in fact ...
81
votes
7answers
8k views

Short circuit evaluation, is it bad practice?

Something that I've known for a while but never considered is that in most languages it is possible to give priority to operators in an if statement based on their order. I often use this as a way to ...
43
votes
9answers
16k views

Should the methods of a class call its own getters and setters?

Where I work I see lots of classes that do things like this: public class ClassThatCallsItsOwnGettersAndSetters { private String field; public String getField() { return field; }...
22
votes
7answers
4k views

while(true) and loop-breaking - anti-pattern?

Consider the following code: public void doSomething(int input) { while(true) { TransformInSomeWay(input); if(ProcessingComplete(input)) break; DoSomethingElseTo(...
13
votes
5answers
1k views

When should you rewrite? [duplicate]

Possible Duplicate: When is a BIG Rewrite the answer? In Joel Spolsky's famous (or infamous) article Thins You Should Never Do, Part I, he makes the case that doing a rewrite is always a wrong ...
17
votes
12answers
7k views

Is it ever worthwhile using goto?

Goto is almost universally discouraged. Is this statement every worthwhile using?
13
votes
11answers
1k views

How do you keep track of the authors of code? [closed]

This is something I was never taught. I have seen alot of different types of authoring styles. I code primarily in Java and Python. I was wondering if there was a standard authoring style or if ...
1
vote
5answers
2k views

What are the advantages of recursion compared to iteration? [duplicate]

I'm trying to understand when is preferred to use recursion rather than iteration. Actually I've encountered recursion only in Javascript but never in Python. I imagine that recursion should be used ...
106
votes
15answers
81k views

Why are data structures so important in interviews? [closed]

I must confess that I was not so strong in data structures when I graduated out of college. Throughout the campus placements during my graduation, I've witnessed that most of the biggie tech companies ...
194
votes
16answers
34k views

What's wrong with comments that explain complex code?

A lot of people claim that "comments should explain 'why', but not 'how'". Others say that "code should be self-documenting" and comments should be scarce. Robert C. Martin claims that (rephrased to ...
90
votes
17answers
30k views

How to visualize code? [closed]

I've mostly only had to read my own code. As such, I've had no need to visualize the code as I already know how each and every class and module communicate with one another. But the few times I've ...
30
votes
17answers
6k views

Am I copy/paste programmer? [duplicate]

When ever I am stuck with a particular problem, I search for a solution in Google. And then I try to understand the code and tweak it according to my requirement. For example recently I had asked a ...
30
votes
8answers
25k views

Private variable vs property?

When setting a value to a variable inside of a class most of the time we are presented with two options: private string myValue; public string MyValue { get { return myValue; } set { myValue = ...
19
votes
5answers
13k views

When and why you should use void (instead of i.e. bool/int)

I occasionally run into methods where a developer chose to return something which isn't critical to the function. I mean, when looking at the code, it apparently works just as nice as a void and after ...
21
votes
12answers
646 views

Refactor or Concentrate on Completing App

Would you refactor your app as you go or focus on completing app first? Refactoring will mean progress of app app will slow down. Completing app will mean you get a possibly very hard to maintain app ...
14
votes
6answers
8k views

What technologies are used for Game development now days? [closed]

Whenever I ask a question about game development in an online forum I always get suggestions like learning line drawing algorithms, bit level image manipulation and video decompression etc. However ...
8
votes
3answers
20k views

How to test the data access layer?

I have a DAO method that utilizes Spring for JDBC access. It calculates a seller's success rate of selling an item. Here is the code: public BigDecimal getSellingSuccessRate(long seller_id) { ...
28
votes
12answers
3k views

Why should a class be anything other than “abstract” or “final/sealed”?

After 10+ years of java/c# programming, I find myself creating either: abstract classes: contract not meant to be instantiated as-is. final/sealed classes: implementation not meant to serve as base ...
28
votes
3answers
25k views

Which is a better practice - helper methods as instance or static?

This question is subjective but I was just curious how most programmers approach this. The sample below is in pseudo-C# but this should apply to Java, C++, and other OOP languages as well. Anyway, ...
19
votes
5answers
5k views

Is every number in the code considered a “magic number”?

So every number in the code that we are sending to a method as an argument is considered as a Magic Number? To me, it shouldn't. I think if some number is let's say it is for minimum length of user ...
4
votes
3answers
520 views

What kind of process should I use to learn a big system? [duplicate]

Possible Duplicate: How do you dive into large code bases? I just joined a new company and started to study one of the their bigger system. For me to be productive, I need to understand the ...
52
votes
90answers
24k views

What should every programmer know about programming?

Please, stay on technical issues, avoid behavior, cultural, career or political issues.
79
votes
9answers
10k views

Over thinking development

I've been working as an app developer for a year and a half now (not long I know), and I've just been given my first big project. Needless to say it didn't go very smoothly, so I sought advice from a ...
42
votes
12answers
4k views

how do you remember programming related stuff? [closed]

How do you remember programming related stuff? Have you had the feeling that you've encountered the error you have before you right now, a few years ago and you could swear you knew the cause then but ...
47
votes
14answers
8k views

Differences between programming in school vs programming in industry? [closed]

A lot of students when they graduate and get their first job, feel like they don't really know how to program even though they may have been good programmers in college. What are some of the ...
111
votes
18answers
10k views

Can a function be too short?

Whenever I find myself writing the same logic more than once, I usually stick it in a function so there is only one place in my application I have to maintain that logic. A side effect is that I ...
25
votes
5answers
11k views

Are there any major alternatives to Waterfall and Agile? [closed]

I am curious if anyone knows of any methodologies that are significantly different (not a recombination) and I would especially appreciate anyone who brought forward any experience with alternatives.
39
votes
12answers
25k views

Must a programmer learn text editors like Emacs and Vim? How important are they? [duplicate]

I have been writing code so far in conventional text editors that come with the OS so far or use an IDE in some cases. I know there are some advanced text editors like Emacs and Vim available solely ...
40
votes
10answers
7k views

Why would a program use a closure?

After reading many posts explaining closures here I'm still missing a key concept: Why write a closure? What specific task would a programmer be performing that might be best served by a closure? ...
32
votes
14answers
18k views

Is it possible to reach absolute zero bug state for large scale software?

I am talking about 20-30+ millions lines of code, software at the scale and complexity of Autodesk Maya for example. If you freeze the development as long as it needs to be, can you actually fix all ...
31
votes
11answers
4k views

Scrum for a single programmer? [closed]

I'm billed as the "Windows Expert" in my very small company, which consists of myself, a mechanical engineer working in a sales and training role, and the company's president, working in a design, ...
15
votes
4answers
1k views

How to do Test Driven Development

I have just 2+ years of experience in application development. In those two years my approach towards development was as following Analyze requirements Identity Core component/Objects, Required ...
32
votes
10answers
7k views

When to commit code?

When working on a project, the code may be developed reasonably fast in a single day or bit by bit for a prolonged period of few weeks/months/years. As code commits are becoming to be considered as a ...
33
votes
14answers
13k views

Is it ever a good idea to hardcode values into our applications?

Is it ever a good idea to hardcode values into our applications? Or is it always the right thing to call these types of values dynamically in case they need to change?