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Is a colon `:` safe for friendly-URL use?
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In addition to McDowell's analysis on URI standard, remember also that the fragment must be valid HTML anchor name. According to http://www.w3.org/TR/html4/types.html#type-name
ID and NAME tokens must begin with a
letter ([A-Za-z]) and may be followed
by any nu...
What is an API key? [closed]
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What "exactly" an API key is used for depends very much on who issues it, and what services it's being used for. By and large, however, an API key is the name given to some form of secret token which is submitted alongside web service (or similar) requests in order to identify the origin of the req...
Sass - Converting Hex to RGBa for background opacity
...the hex color into RGB components, though, you can use the red(), green(), and blue() functions to do so:
$red: red($color);
$green: green($color);
$blue: blue($color);
background: rgb($red, $green, $blue); /* same as using "background: $color" */
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RSA Public Key format
...ers from ---- BEGIN SSH2 PUBLIC KEY ---- to -----BEGIN RSA PUBLIC KEY----- and expect that it will be sufficient to convert from one format to another (which is what you've done in your example).
This article has a good explanation about both formats.
What you get in an RSA PUBLIC KEY is closer to...
How to add extension methods to Enums
...xisting classes in a way other people on your team might actually discover and use. Given that enums are classes like any other it shouldn’t be too surprising that you can extend them, like:
enum Duration { Day, Week, Month };
static class DurationExtensions
{
public static DateTime From(this...
PHP PDO: charset, set names?
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It's worth noting that this behaviour changed in 5.3.6, and is now working correctly.
– igorw
Nov 10 '11 at 10:47
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Reactjs convert html string to jsx
I'm having trouble dealing with facebook's ReactJS. Whenever I do ajax and want to display an html data, ReactJS displays it as text. (See figure below)
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Please explain some of Paul Graham's points on Lisp
I need some help understanding some of the points from Paul Graham’s What Made Lisp Different .
4 Answers
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Newline in string attribute
... can use 

By the way, note the syntax: It's the ampersand, a pound, the letter x, then the hex value of the character you want, and then finally a semi-colon.
ALSO: For completeness, you can bind to a text that already has the line feeds embedded in it like a constant in your c...
Parsing HTML using Python
... BeautifulSoup object (remember, it's a tree node basically) of the first (and in this case, only) body element of the root element (in our case, html)
– Aadaam
Jul 29 '12 at 12:38
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