112
votes
10answers
12k views

On developing deep programming knowledge

Occasionally I see questions about edge cases and other weirdness on Stack Overflow that are easily answered by the likes of Jon Skeet and Eric Lippert, demonstrating a deep knowledge of the language ...
111
votes
17answers
23k views

Is there an excuse for short variable names?

This has become a large frustration with the codebase I'm currently working in; many of our variable names are short and undescriptive. I'm the only developer left on the project, and there isn't ...
111
votes
12answers
14k views

Effective Strategies for Localization in .NET

I am developing the UI for a .NET MVC application that will require international localization of all content in the near future. I am very familiar with .NET in general but have never had a project ...
110
votes
17answers
6k views

Should I tell someone that their commit caused a regression?

When you track down and fix a regression—i.e. a bug that caused previously working code to stop working—version control makes it entirely possible to look up who committed the change that broke it. ...
110
votes
12answers
57k views

Why do we need private variables?

Why do we need private variables in classes? Every book on programming I've read says this is a private variable, this is how you define it but stops there. The wording of these explanations always ...
110
votes
8answers
9k views

Why does the US government disallow dynamic languages for secure projects?

I know some people that are currently working on a project for the US military (low security level, non-combat human resources type data). An initial state of the project code was submitted to the ...
110
votes
9answers
10k views

When is it a good idea to force garbage collection?

So I was reading a question about forcing the C# garbage collector to run where almost every single answer is the same: you can do it, but you shouldn't - except for some very rare cases. Sadly, ...
109
votes
20answers
6k views

Is the phrase “never reinvent the wheel” suitable for students?

I find myself constantly running into this expression "don't reinvent the wheel" or "never reinvent the wheel" when I ask some questions on SO. They tell you to use some frameworks or existing ...
108
votes
19answers
29k views

Should I return from a function early or use an if statement?

I've often written this sort of function in both formats, and I was wondering if one format is preferred over another, and why. public void SomeFunction(bool someCondition) { if (someCondition) ...
108
votes
5answers
19k views

What exactly makes the Haskell type system so revered (vs say, Java)?

I'm starting to learn Haskell. I'm very new to it, and I am just reading through a couple of the online books to get my head around its basic constructs. One of the 'memes' that people familiar with ...
107
votes
15answers
16k views

Is it always a best practice to write a function for anything that needs to repeat twice?

For myself, I can't wait to write a function when I need to do something more than twice. But when it comes to the things that only appear twice, it's a bit more tricky. For code that needs more than ...
107
votes
16answers
8k views

How to avoid “DO YOU HAZ TEH CODEZ” situations?

I have a strange situation at work, where a colleague of mine often asks me and other co-workers for working code. I would like to help him, but this constant request of trivial snippets interrupts ...
106
votes
18answers
27k views

Dealing with engineers that frequently leave their jobs

My friend is a project manager for a software company. The most frustrating thing for him is that his engineers frequently leave their jobs. The company works hard to recruit new engineers, transfer ...
106
votes
18answers
9k 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 ...
106
votes
10answers
29k views

Is Ken Thompson's compiler hack still a threat?

Ken Thompson Hack (1984) Ken Thompson outlined a method for corrupting a compiler binary (and other compiled software, like a login script on a *nix system) in 1984. I was curious to know if modern ...
106
votes
16answers
57k views

When are Getters and Setters Justified

Getters and setters are often criticized as being not proper OO. On the other hand most OO code I've seen has extensive getters and setters. When are getters and setters justified? Do you try to ...
105
votes
19answers
63k views

Why are interfaces useful?

I have been studying and coding in C# for some time now. But still, I can't figure the usefulness of Interfaces. They bring too little to the table. Other than providing the signatures of function, ...
105
votes
15answers
46k views

What is the advantage of currying?

I just learned about currying, and while I think I understand the concept, I'm not seeing any big advantage in using it. As a trivial example I use a function that adds two values (written in ML). ...
104
votes
14answers
12k views

Is it possible to rewrite every line of an open source project in a slightly different way, and use it in a closed source project?

There is some code which is GPL or LGPL that I am considering using for an iPhone project. If I took that code (JavaScript) and rewrote it in a different language for use on the iPhone would that be ...
104
votes
16answers
5k views

How do you store “fuzzy dates” into a database?

This is a problem I've run into a few times. Imagine you have a record that you want to store into a database table. This table has a DateTime column called "date_created". This one particular record ...
104
votes
10answers
5k views

TDD vs. Productivity

In my current project (a game, in C++), I decided that I would use Test Driven Development 100% during development. In terms of code quality, this has been great. My code has never been so well ...
103
votes
20answers
5k views

Project Manager that wants to lock in time estimate with a signed contract

At a previous employment, a project manager (PM) wasn't satisfied with the delivery time of the code on a project I was on. I was told by my project lead that that the PM was considering having me ...
103
votes
18answers
8k views

When should I make the first commit to source control?

I'm never sure when a project is far enough along to first commit to source control. I tend to put off committing until the project is 'framework-complete,' and I primarily commit features from then ...
103
votes
22answers
13k views

Do job postings exaggerate their requirements? [closed]

I feel like a reasonably qualified programmer, but a lot of job postings I run into make me feel otherwise. Almost all of them separate qualifications into requirements and desirables, but even the ...
103
votes
10answers
65k views

What is MVC, really? [closed]

As a serious programmer, how do you answer the question What is MVC? In my mind, MVC is sort of a nebulous topic — and because of that, if your audience is a learner, then you're free to ...
103
votes
17answers
21k views

Are #regions an antipattern or code smell?

C# allows the use of #region/#endregion keywords to make areas of code collapsible in the editor. Whenever I do this though I do it to hide large chunks of code that could probably be refactored into ...
102
votes
22answers
10k views

Elegant ways to handle if(if else) else

This is a minor niggle, but every time I have to code something like this, the repetition bothers me, but I'm not sure that any of the solutions aren't worse. if(FileExists(file)) { contents = ...
102
votes
8answers
10k views

How to avoid being forked into oblivion by a more powerful contributor?

As recently reported here: Xamarin has forked Cocos2D-XNA, a 2D/3D game development framework, creating a cross-platform library that can be included in PCL projects. However the founder of ...
102
votes
5answers
25k views

Scheme vs Common Lisp: Which characteristics made a difference in your project? [closed]

There are no shortage of vague "Scheme vs Common Lisp" questions on both StackOverflow and on this site, so I want to make this one more focused. The question is for people who have coded in both ...
101
votes
11answers
11k views

Where should my team start with becoming “modern”? [closed]

I'm a relatively new developer, fresh from college. While in college and during subsequent job-seeking, I realized that there were a lot of "modern" software development methodologies that my ...
101
votes
15answers
7k views

How can I convince management to deal with technical debt?

This is a question that I often ask myself when working with developers. I've worked at four companies so far and I've become aware of a lack of attention to keeping code clean and dealing with ...
101
votes
9answers
83k views

Aggregation vs Composition

I understand what composition is in OOP, but I am not able to get a clear idea of what Aggregation is. Can someone explain?
100
votes
17answers
9k views

Importance of hobby projects

I want to know, how important is it to program in your spare time? Is it necessary to work your 9-5 as a programmer and then get home and work on your hobby to become a better programmer? This said, ...
100
votes
16answers
5k views

Should I remove unreferenced code?

I'm working on a medium sized (100k lines) code base, it's all relatively recent code (less than a year old) and has good unit test coverage. I keep coming across methods which are either no longer ...
99
votes
8answers
15k views

Why is polling accepted in web programming?

I am currently working on a Ruby on Rails project which shows a list of images. A must-have for this project is that it shows new posts in realtime without the need of refreshing the web page. After ...
99
votes
15answers
16k views

Why did memory-managed languages like Java, Javascript, and C# retain the `new` keyword?

The new keyword in languages like Java, Javascript, and C# creates a new instance of a class. This syntax seems to have been inherited from C++, where new is used specifically to allocate a new ...
98
votes
60answers
10k views

Which things instantly ring alarm bells when looking at code? [closed]

I attended a software craftsmanship event a couple of weeks ago and one of the comments made was "I'm sure we all recognize bad code when we see it" and everyone nodded sagely without further ...
98
votes
10answers
13k views

My coworker commits and pushes without testing

When my coworker thinks that there is no need for a test on his PC, he makes changes, commits and then pushes. Then he tests on the production server and realizes that he made a mistake. It happens ...
98
votes
9answers
9k views

Am I too young to burn out? [closed]

I feel like I have burned out, even though I am only out of college for 5 years. For the first 3 years of my career, things were going awesome. I was never anything special in school, but I felt ...
98
votes
1answer
19k views

Should package names be singular or plural?

Often, in libraries especially, packages contains classes that are organized around a single concept. Examples: xml, sql, user, config, db. I think we all feel pretty naturally that these packages ...
96
votes
23answers
56k views

Stored Procedures a bad practice at one of worlds largest IT software consulting firms?

I'm working at a project in one of the world's top 3 IT consulting firms, and was told by a DBA that company best practice's state stored procedures are not a "best practice". This is so contrary to ...
96
votes
3answers
5k views

Should I keep my GitHub forked repositories around forever?

So I've forked someone else's repository, made a few changes, submitted a pull request, and my changes made it into the product. Great! But...what should I do with my forked repository? Is there a ...
95
votes
5answers
35k 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: ...
94
votes
15answers
27k views

Do I need to use an interface when only one class will ever implement it?

Isn't the whole point of an interface to for multiple classes to adhere to a set of rules and implementations?
94
votes
17answers
7k views

Being stupid to get better productivity?

I've spent a lot of time reading different books about "good design", "design patterns", etc. I'm a big fan of the SOLID approach and every time I need to write a simple piece of code, I think about ...
94
votes
10answers
7k views

How to make a large codebase easier to understand for new programmers

Suppose that I am developing a relatively large project. I have already documented all my classes and functions with Doxygen, however, I had an idea to put a "programmer's notes" on each source code ...
94
votes
13answers
61k views

What is the difference between requirements and specifications? [on hold]

I've been tasked with developing requirements and specifications for a project our group is starting. I realized that I don't know the difference; a Google search just confused me more -- it seems ...
94
votes
4answers
39k views

Difference between Dependency Injection (DI) and Inversion of Control (IOC)

I've been seeing a lot of references of Dependency Injection (DI) & Inversion Of Control (IOC), but I don't really know if there is a difference between them or not. I would like to start using ...
93
votes
16answers
19k views

Is premature optimization really the root of all evil?

A colleague of mine today committed a class called ThreadLocalFormat, which basically moved instances of Java Format classes into a thread local, since they are not thread safe and "relatively ...
93
votes
14answers
9k views

Why do most programming languages only support returning a single value from a function?

Is there a reason why functions in most(?) programming languages are designed to support any number of input parameters but only one return value? In most languages, it is possible to "work around" ...

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