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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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?
73
votes
16answers
21k views

Is it wrong to use a boolean parameter to determine behavior?

I have seen a practice from time to time that "feels" wrong, but I can't quite articulate what is wrong about it. Or maybe it's just my prejudice. Here goes: A developer defines a method with a ...
8
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3answers
670 views

When comparing a combination of String literals, is it convention to call .equals() on the literal? [closed]

There are benefits to each, and I understand the differences - but what is considered best / standard practice? Why? "myString".equals(myStringVar) Avoids a potential NPE and does not require a ...
4
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5answers
334 views

What is the minumum code/operations to have in a separate thread?

I understand that threading is needed to get the maximum performance out of today's multicore processors but starting a thread is rather costly so you can't put every single calculation that can be ...
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 ...
6
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1answer
228 views

Should classes from the same namespace be kept in the same assembly?

For example, ISerializable and the Serializable Attribute are both in the System.Runtime.Serialization namespace, but not the assembly of the same name. On the other hand, DataContract attributes are ...
2
votes
5answers
168 views

What is a generic term for name/identifier? (as opposed to label)

I need to refer to a number of things that have both an identifier value (used in code and configuration), and a human-readable label. These things include: database columns dropdown items ...
25
votes
7answers
16k views

Practical considerations for HTML / CSS naming conventions (syntax) [closed]

Question: what are the practical considerations for the syntax in class and id values? Note that I'm not asking about the semantics, i.e. the actual words that are being used, as for example ...
4
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4answers
2k views

What are the benefits of closing every if-statement with an else in Python?

I am reading Learn Python the Hard Way by Zed Shaw. In this lesson he writes: "Every if-statement must have an else." What are the benefits of ending every if-statement with an else? Are there any ...
11
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6answers
1k views

Javascript naming conventions

I am from Java background and am new to JavaScript. I have noticed many JavaScript methods using single character parameter names, such as in the following example. doSomething(a,b,c) I don't like ...
8
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1answer
155 views

Are there any free tools to measure web project's performance, security and other standards?

Are there any open-source tools to measure the standard of a web application project? I want to verify my project for: Possible security leaks (SQL Injection etc.) Performance Stability (in high ...
5
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3answers
276 views

What quality level in the commit history can/should I expect/enforce?

I worked as a lone developer for a long time. During this time, I developed a way of formulating and ordering commit messages: Refactor first, describe exactly the reason for the commit in the ...
11
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3answers
683 views

Bugs that can be avoided with coding standards [closed]

I am looking for statistics (or estimations) that backup the claim that coding standards help reduce bugs. Hard-numbers would be nice, although I haven't had much look finding any. I've even looked ...
6
votes
5answers
984 views

Should I use title case in URLs?

We are currently deciding on a consistent naming convention across a site with multiple web applications. Historically, I've been an advocate of the 'lowercase all the letters!' when creating URLs: ...
66
votes
17answers
13k views

Coding Guideline : Methods shouldn't contain more than 7 statements?

I was looking through the AvSol Coding Guidelines for C# and I agree with nearly everything but I'm really curious to see what other think of one specific rule. AV1500 Methods should not ...
15
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9answers
3k views

How to lead a development project without technical expertise

I have been a hands-on developer for my entire career and love working with code. I have always resented the team lead who has little or no expertise regarding a particular technology and yet insists ...
2
votes
1answer
535 views

Package conventions for MVC app [closed]

Which (if either) of the below is the more conventional/acceptable way to structure packages in a J2EE app? I'm trying to follow an MVC pattern as much as possible. foo.bar.users ...
2
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2answers
526 views

GUI architecture and class naming advice

Problem: I'm working on coding a few light-weight touch-tablet games and often get stuck with difficulties naming my user interaction/interface classes and their relationships with each other ...
3
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1answer
527 views

Has anyone thoroughly compared C# common coding standards?

Most of the C# programmers I know embrace one of the common coding standards. However being aware of the standards is one thing, telling the differences is another. Browsing the common coding ...
7
votes
1answer
102 views

How does one request / handle personal or financial information?

I would like to create a budget app for Android. Obviously, to be competitive, I would need to allow users to get data from their bank. For [huge] security reasons, this stuff is not just freely given ...
4
votes
4answers
963 views

How can I deal with developers who don't use English in code? [duplicate]

Possible Duplicate: Code maintenance: keeping a bad pattern when extending new code for being consistent, or not? I'm working on a project for a Greek public organization, as a part for a ...
5
votes
2answers
5k views

What are the reasons one would use fully qualified class names in source code?

I recently ran across code where the developers used both fully qualified class names AND imported class names in their source code. Example: import packageA.Foo; public class Example { public ...
12
votes
8answers
1k views

Conflicting Java Styles within a Team

I am part of a Java development team with a 6 week deadline. This necessitates writing a good deal of code very very quickly. However our development team has different styles of coding. Everything ...
5
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1answer
340 views

Word for red flags / warning signs?

When reading about best practices and code reviews, I have come across a word/phrase that people on forums have used to describe code that should be a warning sign that the programmer may have missed ...
27
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4answers
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Why is #include <iostream.h> bad?

I was reading another thread where a guy asked about C++ books for beginners, and one of the programmers answering wrote this: Some warnings: avoid all books that present an "hello world" stating ...
3
votes
2answers
432 views

What is the right way to develop ASP.NET applications in order to separate data access from data visualization?

I'm currently involved in a migration to TFS from SVN of a large project that is going to be divided into five different sites. This project allows some providers to insert five different product data ...
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8answers
1k views

How should I introduce a coding standard to my team?

First a bit of background: My current development manager is taking another opportunity the end of this week, leaving our team with four fulltime developers, a part-time intern and a web designer ...
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votes
4answers
436 views

What kind of interface should a double container offer?

I want to write a class which offers two sequences of elements to its users. The first one (lets call it "primary") is the main of the class and will be use 80% of the time. The second one (lets call ...
0
votes
2answers
203 views

Naming Rules: Standards, Reserved, and what do they depend on? [closed]

I want to know the rules of naming (AlwaysCapitalize, _underscore, firstSmallLetter, etc...) for each of Namespaces, Classes, Interfaces, Exceptions, Data Members, Methods, Variables, etc.... also I ...
3
votes
3answers
132 views

migrating product and team from startup race to quality development [duplicate]

Possible Duplicate: A simple ways to improve the release quality in RAD environment This is year 3 and product is selling good enough. Now we need to enforce good software development ...
8
votes
5answers
294 views

How do you avoid name similarities between your classes and the native ones?

I just ran into an "interesting problem", which I would like your opinion about: I am developing a system and for many reasons (meaning: abstraction, technology independence, etc) we create our own ...
3
votes
2answers
2k views

How to mark an empty conditional block in Java

In C++ when I wanted to mark that if is empty by design I added NULL; as statement: if (cond1) { ... } else if (cond2) { NULL; } else { ... } However in Java it seems to be impossible ...
7
votes
2answers
130 views

What do you do when working with multiple languages with different capitalization schemes?

I'm making a webapp using Django. The Python convention for naming variables is lowercase_with_underscores, but the Javascript convention is camelCase. In addition, I've seen many people use ...
10
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7answers
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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 ...
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22answers
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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 ...
34
votes
6answers
6k views

Should interface names begin with an “I” prefix?

I have been reading "Clean Code" by Robert Martin to hopefully, become a better programmer. While none of it so far has been really ground breaking it has made me think differently about the way I ...
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 ...
16
votes
13answers
2k views

Is it an appropriate use of #define to make typing repeated code easier?

Is there any view on whether using the #define to define full lines of code for simplifying coding is good or bad programming practice? For example, if I needed to print a bunch of words together, I'd ...
0
votes
4answers
263 views

How do I convince some one that test should do assertion (not assertions) and not the helper methods

Joined a new employer and came across a new style of writing tests. @Test() public testMethodWhichDoesNotDoAnyAssertion() { LoginPage loginPage = signUpPage.doLogin("username","password"); ...
1
vote
4answers
260 views

What are the pros and cons of directly exposing a Table/View entity class to the client?

I'm developing a multi-tier application. We separate our project into three logical layers: client, service and data access. However, almost all methods in the service layer don't do anything except ...
5
votes
5answers
305 views

Standards in Enterprise Development

Is it perhaps time for enterprise systems to be developed to strict enforced standards? Many books list optional 'standards' and best practices, but these are purely suggested practices. Still, every ...
5
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7answers
10k views

Is there a common capitalization convention in C++? [closed]

I do a lot of work in Python and Java, and both those languages have fairly common (though not universal) conventions on how capitalization should be used in identifiers: both use PascalCase for class ...
19
votes
9answers
843 views

Is it better to use pre-existing bad practices, or good practices that don't fit well with old code? [closed]

I was thinking of this because I was trying to write an extension for an existing 3rd party software, and their database is horribly denormalized. I needed to use their existing tables and add a bunch ...
6
votes
5answers
3k views

Why do programmers use one-based indexing for line numbers in source code? [duplicate]

Possible Duplicate: Why isn't the line count in Visual Studio zero-based? Why isn't the top line in a source code file labelled line number 0? i.e. in a source file which was 10 ...
6
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1answer
3k views

Database Application Design Best Practices [duplicate]

Once upon a time it was common practice for both the business logic and database logic to be written in the same language (eg PL/SQL, Transact SQL, etc), more recently the practice is to separate the ...
81
votes
16answers
21k views

What is the benefit of not using Hungarian notation?

One of the things I struggle with is not using Hungarian notation. I don't want to have to go to the variable definition just to see what type it is. When a project gets extensive, it's nice to be ...
5
votes
1answer
880 views

Is there a standard pseudocode for parallel algorithms?

The common styles of pseudocode are largely intelligible, and it is more or less clear how to write pseudocode for sequential programs. But if parallelism is not hidden behind a full library and is ...
18
votes
5answers
1k views

What good reasons are there to capitalise SQL keywords?

There seem to be a lot of developers who write their SQL by capitalising the keywords: SELECT column FROM table INNER JOIN table ON condition WHERE condition GROUP BY clause HAVING ...
12
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8answers
3k views

Why did Microsoft make parameters, local variables and private fields have the same name naming convention?

I asked this question quite some time ago: How do you name your private variables in C#? In one of the answers, I was pointed to Microsoft's MSDN page that shows that private variables/fields should ...
2
votes
3answers
605 views

What are pros and cons of using temporary “references”?

In C and C++ (and I guess other languages that allow taking a "reference" to an array element or something similar), when you have an array like type, accessing individual elements of such an array ...