2189
votes
1answer
388k views

What technical details should a programmer of a web application consider before making the site public?

What things should a programmer implementing the technical details of a web application consider before making the site public? If Jeff Atwood can forget about HttpOnly cookies, sitemaps, and ...
196
votes
17answers
22k 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 ...
114
votes
16answers
9k 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 ...
167
votes
1answer
146k views

Where can I find programming puzzles and challenges? [closed]

I'm trying to find places where I can hone my craft outside the context of school or work. Are there places online, or books available, where I can access lists of programming puzzles or challenges?
13
votes
3answers
1k views

What is O(…) and how do I calculate it?

Help! I have a question where I need to analyze the Big-O of an algorithm or some code. I am unsure exactly what Big-O is or how it relates to Big-Theta or other means of analyzing an algorithm's ...
96
votes
8answers
8k views

What is the most effective way to add functionality to unfamiliar, structurally unsound code? [duplicate]

This is probably something everyone has to face during the development sooner or later. You have an existing code written by someone else, and you have to extend it to work under new requirements. ...
23
votes
3answers
3k views

Approaches to checking multiple conditions? [duplicate]

What is the best practice for checking multiple conditions, in no particular order? The example in question needs to check four distinct conditions, in any order, and fail showing the correct error ...
68
votes
2answers
9k views

Are there any OO-principles that are practically applicable for Javascript?

Javascript is a prototype-based object oriented language but can become class-based in a variety of ways, either by: Writing the functions to be used as classes by yourself Use a nifty class system ...
199
votes
25answers
25k views

When is a BIG Rewrite the answer?

Just read the question about the Big Rewrites and I remembered a question that I've been wanting answered myself. I have a horrible project passed down to me, written in old Java, using Struts 1.0, ...
96
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 ...
19
votes
11answers
5k views

How does one keep up with all the new tools/languages/framework? [closed]

Just wondering how everyone keeps up with it. I mainly work with ASP.NET and Windows form, but I'm stuck using 3.0 for business reasons. So most of my self education is on my own time (weekends, ...
187
votes
17answers
46k views

Why is Global State so Evil?

Before we start this, let me say I'm well aware of the concepts of Abstraction and Dependency Injection. I don't need my eyes opened here. Well, most of us say, (too) many times without really ...
60
votes
12answers
17k views

To branch or not to branch?

Till recently my development workflow was the following: Get the feature from product owner Make a branch (if feature is more than 1 day) Implement it in a branch Merge changes from main branch to ...
380
votes
14answers
110k views

How to respond when you are asked for an estimate?

We, as programmers, are constantly being asked 'How long will it take'? And you know, the situation is almost always like this: The requirements are unclear. Nobody has done an in depth analysis of ...
115
votes
4answers
97k views

Can I use GPL software in a commercial application

I have 3 questions about the GPL here: If I use GPL software in my application, but don't modify or distribute it, do I have to release my application under the GPL? What if I modify some software ...
33
votes
12answers
7k views

Dealing with bad/incomplete/unclear specifications? [duplicate]

I'm working on a project where our dev team gets the specifications from the business part of the company. Both the business management and the IT management require estimates and deadline ...
124
votes
16answers
79k 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 ...
135
votes
31answers
15k views

Is micro-optimisation important when coding?

I recently asked a question on Stack Overflow to find out why isset() was faster than strlen() in PHP. This raised questions around the importance of readable code and whether performance improvements ...
13
votes
3answers
2k views

Style for control flow with validation checks

I find myself writing a lot of code like this: int myFunction(Person* person) { int personIsValid = !(person==NULL); if (personIsValid) { // do some stuff; might be lengthy int myresult ...
39
votes
8answers
7k views

What is the “default” software license?

If I release some code and binaries, but I don't include any license at all with it, what are the legal terms that apply by default (in the US, where I am). I know that I automatically have copyright ...
132
votes
5answers
52k 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: ...
82
votes
10answers
10k views

Are design patterns really essential nowadays?

I was reading "Coders at Work" and have faced the fact that some of the professionals interviewed in the book are not so enthusiastic about design patterns. I think that there are 2 main reasons for ...
841
votes
10answers
308k views

Which hashing algorithm is best for uniqueness and speed?

Which hashing algorithm is best for uniqueness and speed? Example (good) uses include hash dictionaries. I know there are things like SHA-256 and such, but these algorithms are designed to be ...
131
votes
13answers
33k views

Is it OK to split long functions and methods into smaller ones even though they won't be called by anything else? [duplicate]

Lately I've been trying to split long methods into several short ones. For example: I have a process_url() function which splits URLs into components and then assigns them to some objects via their ...
51
votes
9answers
7k views

Should a developer also act as a tester? [closed]

We're a scrum team of 3 developers, 1 designer, the scrum master, and the product owner. However, we don't have official tester in our team. A problem that is always with us, is that, testing the ...
75
votes
13answers
79k views

What are the key differences between software engineers and programmers? [closed]

What are the key differences between software engineers and programmers?
78
votes
3answers
17k views

What is an Anti-Corruption layer, and how is it used?

I'm trying to figure out what the Anti-Corruption layer really means. I know that it's a way to transition/work around legacy code or bad APIs. What I don't understand is how it works and what makes ...
47
votes
12answers
4k views

Develop fast and buggy, then correct errors or be slow, careful for each line of code? [duplicate]

Possible Duplicates: Frankly, do you prefer Cowboy coding? Prototyping vs. Clean Code at the early stages Good design: How much hackyness is acceptable? Does craftsmanship pay off? ...
14
votes
3answers
2k views

How to tackle a 'branched' arrow head anti-pattern? [duplicate]

I recently read this question that features, the arrow anti-pattern. I have something similar in code I'm trying to refactor except that it branches. It looks a little something like this: ...
98
votes
29answers
18k views

How do you manage your knowledge base? [closed]

As programmers we have a lot of inputs: Ebooks Code snippets Interesting emails Documents Web articles Blog posts StackOverflow questions Podcasts ... Which tools do you use to store, ...
46
votes
4answers
14k views

Is there a chart for helping me decide between open-source licenses? [closed]

The Open Source Initiative lists 9 different licenses in their list of "License that are popular and widely used or with strong communities". I want to license my project as open-source. ...
9
votes
2answers
3k views

Choosing the right Design Pattern

I've always recognized the importance of utilizing design patterns. I'm curious as to how other developers go about choosing the most appropriate one. Do you use a series of characteristics (like a ...
57
votes
11answers
14k views

Metric by which to hold developers accountable [duplicate]

I asked a question on lines of code per hour and got torn a new one. So my matured follow-up question is this: If not lines of code, then what is a good metric by which to measure (by the ...
35
votes
11answers
2k views

Techniques to re-factor garbage and maintain sanity? [duplicate]

So I'm sitting down to a nice bowl of c# spaghetti, and need to add something or remove something... but I have challenges everywhere from functions passing arguments that doesn't make sense, someone ...
706
votes
7answers
94k views

Where did the notion of “one return only” come from?

I often talk to programmers who say "Don't put multiple return statements in the same method." When I ask them to tell me the reasons why, all I get is "The coding standard says so." or "It's ...
27
votes
12answers
14k views

Is it better to specialize in a single field I like, or expand into other fields to broaden my horizons? [closed]

This is a dilemma about which I have been thinking for quite a while. I'm a graduate student and my topics of interest are programming language design, code analysis, compilation, etc. So far, this ...
48
votes
5answers
5k views

When is Singleton appropriate? [closed]

Some hold that the Singleton Pattern is always an anti-pattern. What do you think?
41
votes
7answers
6k views

How do you encode Algebraic Data Types in a C#- or Java-like language?

There are some problems which are easily solved by Algebraic Data Types, for example a List type can be very succinctly expressed as: data ConsList a = Empty | ConsCell a (ConsList a) consmap f ...
358
votes
29answers
56k views

Why can't the IT industry deliver large, faultless projects quickly as in other industries?

After watching National Geographic's MegaStructures series, I was surprised how fast large projects are completed. Once the preliminary work (design, specifications, etc.) is done on paper, the ...
619
votes
29answers
116k views

My boss decided to add a “person to blame” field to every bug report. How can I convince him that it's a bad idea?

In one of the latest "WTF" moves, my boss decided that adding a "Person To Blame" field to our bug tracking template will increase accountability (although we already have a way of tying bugs to ...
171
votes
37answers
115k views

Should curly braces appear on their own line? [closed]

Should curly braces be on their own line or not? What do you think about it? if (you.hasAnswer()) { you.postAnswer(); } else { you.doSomething(); } or should it be if (you.hasAnswer()) { ...
54
votes
7answers
54k views

When to use abstract classes instead of interfaces with extension methods in C#?

"Abstract class" and "interface" are similar concepts, with interface being the more abstract of the two. One differentiating factor is that abstract classes provide method implementations for derived ...
1
vote
2answers
387 views

How should I test the functionality of a function that uses other functions in it? [duplicate]

Suppose there is a function get-data which returns a map of information about the id of the user passed in. now this function uses 3 functions source-a, source-b and source-c to get three different ...
104
votes
14answers
29k views

Where does this concept of “favor composition over inheritance” come from?

In the last few months, the mantra "favor composition over inheritance" seems to have sprung up out of nowhere and become almost some sort of meme within the programming community. And every time I ...
90
votes
14answers
12k views

When is it appropriate to not unit test?

I work in a small company as a solo developer. I'm the only developer at the company in fact. I have several (relatively) large projects I've written and maintain regularly, and none of them have ...
82
votes
13answers
37k views

What “version naming convention” do you use? [closed]

Are different version naming conventions suited to different projects? What do you use and why? Personally, I prefer a build number in hexadecimal (e.g 11BCF), this should be incremented very ...
120
votes
16answers
5k views

Does craftsmanship pay off? [duplicate]

Possible Duplicates: Prototyping vs. Clean Code at the early stages Frankly, do you prefer Cowboy coding? After working in a number of companies, I am starting to realize that my ...
66
votes
17answers
35k views

How can software be protected from piracy?

Why does it seem so easy to pirate today? It just seems a little hard to believe that with all of our technological advances and the billions of dollars spent on engineering the most unbelievable and ...
30
votes
14answers
7k views

Why develop free, open source programs? [closed]

Why would someone use his own time to develop an open-source project for free and without compensation?
34
votes
8answers
4k views

What is the real responsibility of a class?

I keep wondering if it is legitimate to use verbs that are based on nouns in OOP. I came across this brilliant article, though I still disagree with the point it makes. To explain the problem a bit ...

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