Coding standards, or coding conventions, are sets of rules or guidelines designed to govern the process of code production in a software project. They're usually based on industry best practices or generally accepted conventions. They include naming conventions, style, prohibited features, and more.

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In HTML and CSS what are the standard tab sizes? [on hold]

I searched on Google but couldn't find an answer. I'd like to know what are the standard tab sizes for HTML and CSS. Is it 2 or 4?
-3
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1answer
75 views

Java - Best way to set properties of an object [closed]

I don't know if there is any difference in performance, or its just a matter of choice, but I am a perfectionist like that, and I'd like to know. Lets say you have the object HolySheet. You can set ...
0
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1answer
57 views

Getters with data conversion in Java VOs

I am working on a standard Spring application where DAO layer returns entities to service layer and service layer returns VOs to other services and controllers. In a certain scenario, we have a VO ...
1
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2answers
89 views

Naming convention for getting the primitive backing a type?

I have a class that is backed by a double value, and I am wondering about accessor method names that preserve abstraction. Based on my experience in Java, there seems to be at least two precedents: ...
0
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0answers
20 views

Modern frameworks method conventions

I've been noticing that modern frameworks tend to have this kind of code style: expect(6 - 4).toBe(2) this can be rephrased as: assert(6-4, 2) Yet the former is much more readable. I would like to ...
316
votes
9answers
82k views

Why is 80 characters the 'standard' limit for code width?

Why is 80 characters the "standard" limit for code width? Why 80 and not 79, 81 or 100? What is the origin of this particular value?
20
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12answers
1k views

Are long functions acceptable if they have internal structure?

When dealing with complicated algorithms in languages with support for nested functions (such as Python and D) I often write huge functions (because the algorithm is complicated) but mitigate this by ...
-1
votes
2answers
42 views

If I #include a file, do I need to have a valid path to any headers #included in the included file [closed]

For example, if I have created a library, libcommon, which uses some other custom, but widely used library in a specific field (some_other), like this: libcommon.h #ifndef LIBCOMMON_H #define ...
0
votes
2answers
475 views

Why would a video game need main(String[] args) in its own class? [closed]

My teacher just told me that whenever I create a class to run something for a video game company that uses Eclipse, I should make a run class with the main and any outputs. He says any arithmetic ...
0
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0answers
31 views

Defensive Programming - “Return” placement [duplicate]

Sometimes I see myself writing code in the following way: if(value == null) return null; //... I will have here as many defensive conditions (and returns) as I need //... Continue to execute method ...
1
vote
2answers
201 views

Is it good programming practice to create files with no extension? [closed]

I often store data in external files when Python coding. Should I always save them with an extension - i.e. .txt? Is there any reason not to (other than saving bytes) to not give the extension? I ...
7
votes
4answers
800 views

Is the use of one-letter variables encouraged? [closed]

Is the use of one-letter variables encouraged in Java? In code snippets or tutorials, you often see them. I cannot imagine using them is encouraged because it makes the code relatively harder to read ...
10
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7answers
2k views

How to deal with different programming styles in a team?

We have a small dev team (only 3 developers) and we recently got a new team member. While he is a smart coder, his coding style is completely different from ours. Our existing code base contains ...
1
vote
4answers
86 views

Use the company style guide or try to match the incorrect source files? [duplicate]

I'm currently working on a large project in C++. The style guide for this language has been well defined by my company and is available for everyone to see. This particular code-base is being ...
3
votes
7answers
352 views

Vocabulary: Should I call this apply or map?

So, I'm tasked with organizing the code and building a library with all the common code among our products. One thing that seems to happen all the time and I wanted to abstract is posted below in ...
1
vote
1answer
188 views

PHP - PSR 0 - Configuration Constants

This question is about PSR-0 autoloaded libraries and the way main configuration constants should be declared and used. From your point of view (lib/framework developer), where/how should be declared ...
21
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3answers
2k views

Why does the Lisp community prefer to accumulate all the parentheses at the end of the function?

Why does the Lisp community prefer to accumulate all the parentheses at the end of the function: (defn defer-expensive [cheap expensive] (if-let [good-enough (force cheap)] good-enough ...
1
vote
1answer
80 views

Objective-c anonymous property coding style

If I have an interface defined like @interface MyClass @property (nonatomic, copy, readonly) NSString *myString; @end so that myString is externally visible but can't be written, what would be ...
1
vote
1answer
86 views

How bad is it that my index.php in a Zend Framework MVC application mixes definitions and side effects?

I'm introducing some more coding quality standards and checks via a new project - in particular, the PHP-FIG recommendations. This project using Zend Framework 2, and I have a fairly simple entry ...
63
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16answers
4k 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 ...
0
votes
3answers
73 views

Handling source code table alignment

Sometimes there is need to have tables (big or small) in source code. ItemType const SomeTable[] = { // id name min max ITEM( 3, "Foo", 70, 180), ITEM(13, "Bar", 30, 50), ...
1
vote
6answers
318 views

What to use instead of IDs in selectors in CSS

I recently installed a csslint package for my Atom text editor. I keep getting warnings saying "Don't use IDs in selectors." I found this weird since I've always been using IDs in selectors in CSS, ...
1
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4answers
2k views

Usage of magic strings/numbers [closed]

This is somewhat controversial topic, and I guess there is as many opinions as there are programmers. But for the sake of it, I want to know what are the common practices in business (or in your work ...
3
votes
3answers
367 views

No exceptions C++ and partially constructed objects

Looking over Joint Strike Fighter Air Vehicle C++ Coding Standard, rule AV 73 states something on the lines: Default c++ constructors should be avoided if that means leaving object in a partially ...
0
votes
2answers
40 views

SQL - for some attributes specific to different clients' users, how to handle schema?

I have clients, each of whom have an app with a bunch of users. Their user data could be pretty different, but there is also a lot of overlap. Ex: all their users have "gender" and "age" and plenty ...
1
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3answers
165 views

Are project naming conventions more important than language naming conventions? [closed]

I'm working on a project with a senior developer and he doesn't really abide by the naming conventions of the language that we're using. The project is in Go and he uses underscores for everything. ...
0
votes
7answers
210 views

In ifs inside for loops, prefer checking for true, or for false and continue?

I'm discussing this with a work colleague. Say we want to sum the numbers from 0 to 9 skipping 5. He prefers this: int sum = 0; for(int i = 0; i < 10; ++i) { if(i == 5) { continue; ...
2
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1answer
218 views

Reducing the complexity of over-designed code

I have just started working at a company where I have inherited a C# codebase from a previous developer. I know programming well, have an engineering degree + an (unfinished, several year long) PhD ...
0
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0answers
71 views

Is there any necessity to pass a variable parameter to a method while the variable declared global? [duplicate]

I am writing a class in java of Monte-Carlo algorithm. Here is the written code - public class MonteCarlo { int[][] matrix; public void monteCarlo(List<Node> nodeList) { matrix ...
2
votes
2answers
104 views

Typedefs to convey relations between classes

I'm wondering if the following use of typedefs is any good practice, or if there are any downsides to it. Basically I have alot of "data"-structs, which are intended to be used in (globally unique) ...
0
votes
2answers
79 views

Why should a HashMap be used(in functions) to determine which value to return(for a key) when an if else construct can do the job in better time?

While I was recently working at a big company, I noticed that the programmers there followed this coding style: Suppose I have a function that returns 12 if the input is A, 21 if the input is B, and ...
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2answers
508 views

How should I compare two database tables - with SQL or using Java? [closed]

I have two tables with different structure. I should compare ID from 1st table with ID of the intermediate table and then comapre TXT field of the intermediate table with TXT field of the 2nd table. ...
13
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2answers
1k views

Are there well-known PowerShell coding conventions?

Are there any well-defined conventions when programming in PowerShell? For example, in scripts which are to be maintained long-term, do we need to: Use the real cmdlet name or alias? Specify the ...
0
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1answer
110 views

Where does the Liskov Substitution Principle generally lie in different constructor parameter lists?

There are two other questions I've posted that dealt with specific cases of this: Where does the Liskov Substitution Principle lie in a subclass passing extra arguments to similar, tightly-related ...
3
votes
4answers
475 views

Are `switch` statements generally used wrong? [closed]

I see most developers using switch statements with breaks in each and every case. Is this usage of switch statements inappropriate since a simple set of if-else statements would suffice? Is it OK for ...
16
votes
6answers
12k views

Naming classes, methods, functions and variables [duplicate]

There are 3 important naming conventions: with_underscores PascalCased camelCased Other variants are not important because they are not commonly used. For variables it seems that the one with ...
12
votes
5answers
796 views

Evolution in coding standards, how do you deal with them?

How do you deal with evolution in the coding standards / style guide in a project for the existing code base? Let's say someone on your team discovered a better way of object instantiation in the ...
0
votes
2answers
50 views

Capitalizing custom methods in a SDK based project [closed]

In projects which need heavy SDK usage, like Android and iOS development, I want the methods/functions I write to be obvious and since the whole framework is written with lower case method names I ...
2
votes
2answers
341 views

Should we refactor our existing codebase to use functional programming, especially streams? [closed]

We have a large project written in PHP. It almost exclusively uses imperative operations, as in example 1. Should we refactor our existing code to use functional operations? Do you think that the code ...
2
votes
2answers
144 views

Is embedding data in a executable considered a good practice?

Embedding data (such as images) in a executable seems to have a few advantages, like easier distribution of the executable and easier compatibility with different OSes. But, is it a good practice? ...
1
vote
3answers
175 views

Coding convention question about AS3 duplicate variable definition

AS3's got some awkward rules about variable scope, due to its use of hoisting. I don't like pointlessly leaving a bunch of compiler warnings lying around, but it's more important to me for my code to ...
9
votes
4answers
567 views

Are there any actual drawbacks to self-referential method chaining?

I recently suggested a method of chaining be implemented for a certain class in a certain project so readability of the code could be improved. I got a "fluent interfaces should not be implemented ...
3
votes
3answers
201 views

Easy way to make old javascript files conform to new quoting standard?

We've just started putting linting in place at my workplace, and a lot of the devs didn't realize our standards called for double-quotes everywhere. About 50% of the codebase uses single-quotes, so ...
0
votes
1answer
153 views

What do you call classes that do arbitrary work in your project? [closed]

I work on a lot of projects with different teams. Every project has its own conventions, including what to call arbitrary classes that don't lend themselves to obvious names. As a counter-example, ...
17
votes
15answers
3k views

I hate one of our coding standards and it drives me insane, how to process it? [closed]

Disclaimer: Not as exaggerated as the title suggests, but it still makes me uncomfortable. I'm just going to express honestly, so take it with a grain of salt. Just pretend that I'm talking about that ...
0
votes
1answer
241 views

What are the key areas to evaluate software (codebase) on? [closed]

I have been asked to do a code review of about 50 applications over a period of 6 weeks. (Management has changed and the new CTO asked for an full internal software audit) I am wondering, what are ...
3
votes
2answers
166 views

Are there any widely accepted sets of standards/practices for secure coding? [closed]

The title should be fairly self-explanatory. We need to update our coding standards, and as part of this process we've been asked to try and follow an industry standard from a ...
5
votes
1answer
249 views

Why is the use of JavaScript in HREF attributes discouraged?

Disclaimer: I came to Programmers.SE to ask this question because I understand this is the place to ask this type of question, and not necessarily stackoverflow. If I am wrong, please close the ...
2
votes
3answers
429 views

Should one value simpler code over performance when returning multiple values?

I'm too often facing situations where I need to get several types of information from a method. I usually think long and hard to circumvent these situations but I'm thinking it's pointless work that ...
586
votes
22answers
68k views

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

I often talk to Java 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 ...