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What is Unicode, UTF-8, UTF-16?
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Why do we need Unicode?
In the (not too) early days, all that existed was ASCII. This was okay, as all that would ever be needed were a few control characters, punctuation, numbers and letters like the ones in this sentence. Unfortunately, today's strange world of global interc...
Do I encode ampersands in ?
I'm writing code that automatically generates HTML, and I want it to encode things properly.
4 Answers
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What function is to replace a substring from a string in C?
Given a ( char * ) string, I want to find all occurrences of a substring and replace them with an alternate string. I do not see any simple function that achieves this in <string.h> .
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Merging: Hg/Git vs. SVN
...it or Mercurial there is no technical difference between trunk and branch: all branches are created equal (there might be social difference, though). Merging in either direction is done the same way.
You need to provide new -g (--use-merge-history) option to svn log and svn blame to take merge trac...
When do I use fabs and when is it sufficient to use std::abs?
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In C++, it's always sufficient to use std::abs; it's overloaded for all the numerical types.
In C, abs only works on integers, and you need fabs for floating point values. These are available in C++ (along with all of the C library), but there's no need to use them.
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How to get ALL child controls of a Windows Forms form of a specific type (Button/Textbox)?
I need to get all controls on a form that are of type x. I'm pretty sure I saw that code once in the past that used something like this:
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IntelliJ: How to auto-highlight variables like in Eclipse
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You'll definitely want to install the "Identifier Highlighter" plugin too, which allows you to easily navigate between highlighted usages.
– Daniel Alexiuc
Sep 20 '11 at 0:15
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Why doesn't Dijkstra's algorithm work for negative weight edges?
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Recall that in Dijkstra's algorithm, once a vertex is marked as "closed" (and out of the open set) - the algorithm found the shortest path to it, and will never have to develop this node again - it assumes the path developed to ...
What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
...rovides high performance, regular, multi-dimensional, shape polymorphic parallel arrays. All numeric data is stored unboxed. Functions written with the Repa combinators are automatically parallel provided you supply +RTS -Nwhatever on the command line when running the program.
Recently, it has bee...
Creating multiline strings in JavaScript
... @Nate It is specified in ECMA-262 5th Edition section 7.8.4 and called LineContinuation : "A line terminator character cannot appear in a string literal, except as part of a LineContinuation to produce the empty character sequence. The correct way to cause a line terminator character to be...