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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
... blend it with a second color, and can also pass it right thru but convert from Hex to RGB (Hex2RGB) or RGB to Hex (RGB2Hex). All without you even knowing what color format you are using.
This runs really fast, probably the fastest, especially considering its many features. It was a long time in the...
Programmer Puzzle: Encoding a chess board state throughout a game
...ng:
e4 e5
Nf3 Nc6
…
which translates to:
White moves king’s pawn from e2 to e4 (it is the only piece that can get to e4 hence “e4”);
Black moves the king’s pawn from e7 to e5;
White moves the knight (N) to f3;
Black moves the knight to c6.
…
The board looks like this:
An impor...
How can I get Visual Studio 2008 Windows Forms designer to render a Form that implements an abstract
...nd but after a friend pointed out that the Form class eventually inherited from an abstract class, we SHOULD be able to get this done. If they can do it, we can do it.
We went from this code to the problem
Form1 : Form
Problem
public class Form1 : BaseForm
...
public abstract class BaseForm : ...
How to Deep clone in javascript
...
@GabrielPetrovay That if is 'useless' from the functional perspective, because it'll never ever run, but it has the academic purpose of showing an hypothetical implementation one might try to use, which author does not advice because of the reason explained later...
How can I refresh a page with jQuery?
...tion takes an optional parameter that can be set to true to force a reload from the server rather than the cache. The parameter defaults to false, so by default the page may reload from the browser's cache.
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What are file descriptors, explained in simple terms?
...iptors, if you open lots of files at once. Which will prevent *nix systems from running, since they open descriptors to stuff in /proc all the time.
– Spencer Rathbun
May 10 '12 at 12:51
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OAuth: how to test with local URLs?
... come back with errors that seem to signal that I can not test or use them from a local URL.
7 Answers
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raw vs. html_safe vs. h to unescape html
...n that, but it's basically it). This way, you can return HTML Safe strings from helpers or models at will.
h can only be used from within a controller or view, since it's from a helper. It will force the output to be escaped. It's not really deprecated, but you most likely won't use it anymore: the...
git diff renamed file
...-hello
+goodbye
diff --git a/a.txt b/test/a.txt
similarity index 100%
copy from a.txt
copy to test/a.txt
Incidentally, if you restrict your diff to just one path (as you do in git diff HEAD^^ HEAD a.txt you aren't ever going to see the renames or copies because you've excluded the everything apart...
Generating PDF files with JavaScript
I’m trying to convert XML data into PDF files from a web page and I was hoping I could do this entirely within JavaScript. I need to be able to draw text, images and simple shapes. I would love to be able to do this entirely in the browser.
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