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What is the difference between a URI, a URL and a URN?
...d URIs.)
Does the difference between URL and URI have anything to do with what characters are permitted?
No. URLs are defined to be a strict subset of URIs. If a parser allows a character in a URL but not in a URI, there is a bug in the parser. The specs go into great detail about which charac...
Reference: mod_rewrite, URL rewriting and “pretty links” explained
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To understand what mod_rewrite does you first need to understand how a web server works. A web server responds to HTTP requests. An HTTP request at its most basic level looks like this:
GET /foo/bar.html HTTP/1.1
This is the simple requ...
jQuery: Return data after ajax call success [duplicate]
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What are being deprecated are the callback-manipulation functions (e.g. .error, .success) not the parameters to the ajax method. See the comments in this thread. stackoverflow.com/a/10931891/4490454
– E...
HTTP Content-Type Header and JSON
...eader is just used as info for your application. The browser doesn't care what it is. The browser just returns you the data from the AJAX call. If you want to parse it as JSON, you need to do that on your own.
The header is there so your app can detect what data was returned and how it should ha...
Ukkonen's suffix tree algorithm in plain English
...following is an attempt to describe the Ukkonen algorithm by first showing what it does when the string is simple (i.e. does not contain any repeated characters), and then extending it to the full algorithm.
First, a few preliminary statements.
What we are building, is basically like a search tri...
Why is document.write considered a “bad practice”?
...tructure used to render the page and as such is the alpha and the omega of what the user sees on the page. You are correct that HTML != DOM, but it's immaterial to the question of whether or NOT the DOM is modified by DW. If DW didn't modify the DOM, you don't see the screen - that's true of all bro...
Javascript foreach loop on associative array object
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Whats this var arr_jq_TabContents = {};? I mean {}
– Szymon Toda
Sep 14 '13 at 17:49
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How to check if running in Cygwin, Mac or Linux?
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Usually, uname with its various options will tell you what environment you're running in:
pax> uname -a
CYGWIN_NT-5.1 IBM-L3F3936 1.5.25(0.156/4/2) 2008-06-12 19:34 i686 Cygwin
pax> uname -s
CYGWIN_NT-5.1
And, according to the very helpful schot (in the comments), unam...
What is database pooling?
...in Pool.So connection number is restrict in this pool by pooling type??Or what will happen when connection is not free in Pool? Client need to wait connection free??
– Ye Win
Mar 26 '15 at 8:34
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Why are Where and Select outperforming just Select?
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What's cost(append)? Really good answer though, looks at it from a different angle rather than just statistics.
– It'sNotALie.
Aug 20 '13 at 14:16
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