Read out the C datatype code-golf c syntax parsing Background Variable declaration statement in C consists of three parts: the name of the variable, its base type, and the type modifier(s). There are three kinds of type modifiers: Pointer * (prefix) Array [] (postfix) Function () (postfix) ...

Remove UTF-8 BOM code-golf string unicode As we are trying to golf every bytes from our code, we want avoid a text file saved in UTF-8 with BOM. So, let's remove it. BOM for UTF-8 file is an character whose code point is U+FEFF. It byte sequence is EF BB BF. Input Input the file or content ...

Exact change combinations This challenge is not mine. It was written in the main site but put on hold for lack of winning criteria. The author hasn't show up yet so I'm posting it to the sandbox in the meantime. I consider it is a good challenge. With euros you can pay an amount in a variety of...

Given an inconsistently indented piece of html code your task is to return the same text but correctly indented Indent space = 4 Assume input will be non-empty. Input can be taken as string or array/list of lines Opening and closing tags must be on the same line as long as there is not any oth...

My two kids like to play with the following toy: The colored areas with the shapes inside can be touched and the turtle then lights the area and plays a sound or says the name of the color or the shape inside. The middle button changes the mode. There is one mode in which the areas play differ...

What is an elegant way to find all the permutations of a string. E.g. ba, would be ba and ab, but what about abcdefgh? Is there any example C implementation?

A common mistake new users seem to make is posting questions (like this) asking about general programming help which are better suited in StackOverflow. While these questions are being closed, I don't think we should just let that happen and instead try to stop new users from posting these questi...