Coding style is a set of guidelines that helps readability and understanding of the source code.

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Clarification of “avoid if-else” advice [duplicate]

The experts in clean code advise not to use if/else since it's creating an unreadable code. They suggest rather using IF and not to wait till the end of a method without real need. Now, this if/else ...
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1answer
256 views

How to format this line according to PEP 8? [closed]

I'm trying to adhere to PEP 8, with a 78 character limit on the length of my lines. I have the following statement: startTime = time.strptime(request.GET.get('st', (dt.datetime.now() - ...
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3answers
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Is there any situation in which it would be appropriate to use unless… else?

This construction is considered wrong unless #.. else #.. end This is for the general reason of double-negative confusions. It translates to: if not #.. if not not #.. end We all agree ...
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4answers
585 views

Coding convention regarding the usage of underscores [closed]

There seems to be divided opinion on this subject, and I wanted to get people's insights on whether they've found using underscore prefixes and suffixes to be helpful with coding or not. You know, ...
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2answers
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Should I use semicolons to delimit Scala statements?

I'm used to delimit statements by a semicolon from Java, so naturally I do it in Scala code too. I also feel that the code is easier to read, because it's evident where one statement ends and another ...
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Blank lines in C

I'm working through K&R and I notice that their code is extremely tightly spaced. I haven't developed C since at University, but professionally most source from other languages I've worked in has ...
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2answers
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How can I keep current with Python coding style?

I've been using Python since version 2.2. I do pick up new language constructs like for example with statement or dictionary/set comprehensions. However, I've realized that even though I'm being ...
4
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3answers
276 views

Placeholders in strings

I find that I sometimes use placeholders in strings, like this: $ cat example-apache <VirtualHost *:80> ServerName ##DOMAIN_NAME## ServerAlias www.##DOMAIN_NAME## DocumentRoot ...
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3answers
174 views

which style of member-access is preferable [duplicate]

the purpose of oop using classes is to encapsulate members from the outer space. i always read that accessing members should be done by methods. for example: template<typename T> class foo_1 { ...
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articles in variable names and hard-coding strings

re-edited by author: no this is not 2 questions. This is one question about code review questions containing two separate points. Please do not edit my question. For naming variables, the two sides ...
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Coding Convention: C++ Header/Interface Files

I'm reading through a PDF on C++ programming from this page on Stanford's site. It says that when you're creating a C++ header file for a library interface, use a #ifndef preprocessor command to make ...
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4answers
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function exit condition on parameter consistency check [duplicate]

When checking for parameter consistency a the top of a function body, what is the best strategy? This one: protected void function(Object parameter) if (parameter == null) return; ...
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15answers
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Should I use parentheses in logical statements even where not necessary?

Let's say I have a boolean condition a AND b OR c AND d and I'm using a language where AND has a higher order of operation precedent than OR. I could write this line of code: If (a AND b) OR (c AND ...
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6answers
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sizeof style: sizeof(type) or sizeof variable?

I've seen two styles of using sizeof for memory-related operations (such as in memset or malloc): sizeof(type), and sizeof variable or sizeof(variable) Which one would you prefer, or would you use ...
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3answers
752 views

Reason for placing function type and method name on different lines in C

I just started at a company and one of the style comments at my first code review was that the return type and method name should be on different lines. For example, this void foo() { } should be ...
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3answers
470 views

Is the usage of internal scope blocks within a function bad style?

There are some (quite rare) cases where there is a risk of: reusing a variable which is not intended to be reused (see example 1), or using a variable instead of another, semantically close (see ...
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4answers
321 views

How do you decide what code to put into a function?

I started out with a script that was a few hundred lines. Later, I realized I wanted another script that would require much of the same code. I decided to wrap certain areas of the original script ...
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14answers
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In languages that don't allow underscores in integer constants, is it a good practice to create a constant for 1 billion?

In languages that don't allow underscores in integer literals, is it a good idea to create a constant for 1 billion? e.g. in C++: size_t ONE_BILLION = 1000000000; Certainly, we shouldn't create ...
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2answers
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Is repeating links to the same class in a single javadoc comment a bad practice?

I'm currently writing an API and its documentation. For example I have something like this: public interface Event { } public interface Process { } public interface EventProcessor { /** * ...
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7answers
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Should I write compact code or code with lots of spaces? [duplicate]

I have two friends that have completely different schools of thought on how to lay out their code. The first says that code should be well-indented and use lots of spaces and to name variables ...
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7answers
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Ensuring that headers are explicitly included in CPP file

I think it's generally good practice to #include the header for any types used in a CPP file, regardless of what is already included via the HPP file. So I might #include <string> in both my HPP ...
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5answers
249 views

Is it a good practice to write a method that gets something and checks the value? [duplicate]

Occassinally I have to write methods like this: string GetReportOutputDirectoryAndMakeSureExist() { string path = Path.Combine ( ... ) //whatever logic if(!Directory.Exists(path)) ...
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5answers
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Programming Style in Large Scale C++ Applications

Recently I've been browsing source code of large applications written in C++ to learn a bit but I couldn't help but notice that most if not all use a lot of IFDEFs and class-less functions (where they ...
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What are the downsides of mixing tabs and spaces? [duplicate]

The advantage of using tabs for indentation is that people can configure their editor to use the tab width they are comfortable with. The only argument against this seems to be that people don't want ...
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3answers
366 views

Code Base with awful code conventions, follow them?

With no time to refactor, when you are working on legacy code, with the most awful conventions, what is the best practice? Will trying to follow better coding style would improve readability or ...
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What does Uncle Bob mean by 'noun phrase names'?

I am reading Clean Code by Uncle Bob. Because I am not a native-English speaker, I couldn't understand following statement: Classes and objects should have noun or noun phrase names like ...
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When are chained assignments (i.e. a=b=c) bad form?

I'm working on a VB.Net WinForms project and found myself writing code like this: this.Fizz.Enabled = this.Buzz.Enabled = someCondition; I couldn't decide whether that was bad code or not. Are ...
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2answers
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Helper Methods Placement [duplicate]

Here's a question that's always bugged me. I'm going to use java as an example because I've almost never run into a problem in java where I didn't need to use helper methods in its class structure. ...
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12answers
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Coding style (do more, then simplify) [duplicate]

I'm a CS student and I have been coding for a few months shy of a year now, and I seem to have developed what I think may be a "bad" habit and I'm wondering if anyone does the same (or whether it's a ...
3
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2answers
460 views

Programming by Intention, Depth-First or Breadth-First?

Say I have the following graph of dependencies between procedures/functions/methods: o / \ v e / \ / \ r f l w That is, function o first calls function v, and then ...
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3answers
323 views

Dynamic typing function arguments - how to keep readability high?

Dynamic typing newbie here, hoping for some wizened words of wisdom. I'm curious if there is a set of best practices out there for dealing with function arguments (and let's be honest, variables in ...
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4answers
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Forward declaration vs include

Reduce the number of #include files in header files. It will reduce build times. Instead, put include files in source code files and use forward declarations in header files. I read this in here. ...
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Less code or less operation

Sometimes I hesitate between "More code to avoid unnecessary operations" and "less code but with redundant operations". Let me just take an example (Win32 API): I try to paint some controls manually ...
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unique_ptr and references - coding style question

I'm pretty sure this is a question purely about aesthetics but I wanted to get all your opinions on it before I start proliferating this type of code in my codebase. Consider the following code: ...
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2answers
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Is it OK to have a method return different types based on a parameter?

I'm looking for a reference to clean coding styles that I can pass to a team member. In particular, the rule that a method should not change its return type based on an input parameter. If you need ...
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6answers
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Should my code be DRY or readable if it can't be both?

I'm writing Ruby code for a simple encryption exercise and have frequently run across this dilemma (the exercise is a solitaire cipher if you must know). It is a question of whether I should pad out ...
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2answers
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Choosing between words with different spellings for function names

A question has been bothering me for a while: when developing international projects, it is common sense to use English as the reference language since it is the language that the most people ...
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2answers
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Are there standard style guides for PHP?

I've been working in a very small team for PHP development and we've been using an ad-hoc, "Invented Here" style guide. Now that our team and codebase is growing, we would like to use a more ...
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4answers
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Microsoft's coding standards for ASP.NET controls

I cannot find any naming standards/conventions in MSDN for naming ASP.NET controls. One of the following standards tends to be used by programmers: lblAddress AddressLabel Address According to ...
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4answers
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Is using `continue`, `break` in non-`switch` loops and `?:` bad practice? [duplicate]

Back in college I've been told that using break; and continue; outside switch statements (e.g. to escape for or while loops) is wrong, bad practice and bad habits at the same time because it only ...
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3answers
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Is relying on implicit argument conversion considered dangerous?

C++ has a feature (I cannot figure out the proper name of it), that automatically calls matching constructors of parameter types if the argument types are not the expected ones. A very basic example ...
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5answers
123 views

Where to read from file?

In Java: I have a class Students. I would like to read a list of students from a file. Which one is more elegant: Reading and constructing the list in main(), and creating a Student object with the ...
5
votes
4answers
349 views

In which order should I do comparisons? [duplicate]

I'm a strong proponent of writing if statements like this: variable == constant Because to me it just makes sense, it is more readable than the inverted: constant == variable Which seems to be ...
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7answers
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Prevent developers from using constants

I have one one software system which allows developers to specify an ID or name to create NodeReferences. Both work fine, but ID's are not guaranteed to be the same across different environments. I've ...
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3answers
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About the usage of assertions [duplicate]

I stumbled upon an article named Programming With Assertions. And beside the mechanism of turning on and off assertions after compile time, I don't get it. Why were assertions introduced on language ...
12
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7answers
699 views

Is there a way to support different coding styles in a development team

The Problem: Two developers => three opinions on indention, braces on new line or not etc. We usually work with three or four people on our projects and each of those has it's own code style. I know, ...
8
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3answers
242 views

Is a single object to be preferred over multiple variables?

It was quite hard to put what I meant into a title, but it's easy to put into code. C++ Is this int offset_x = 10; int offset_y = 40; ... element.move(offset_x, offset_y); To be preferred over ...
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Switching from ActionScript to JavaScript, tips for writing code?

I am quite comfortable with using actionscript3 and flash. I also have some experience with Java. But recently, I started learning JavaScript and node.js. I ultimately want to make a 3d game in ...
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3answers
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Space between negative sign and variable name

I tried doing a Google search, as well as searching this Stack Exchange site but could not find a question relating directly to this. The PEP 8 -- Style Guide for Python Code has lots of good style ...
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3answers
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Throwing an exception inside finally

Static code analyzers like Fortify "complain" when an exception might be thrown inside a finally block, saying that Using a throw statement inside a finally block breaks the logical progression ...