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How to remove line breaks (no characters!) from the string?
...o use PHP trim
This function returns a string with whitespace stripped from the beginning and end of str. Without the second parameter, trim() will strip these characters:
" " (ASCII 32 (0x20)), an ordinary space.
"\t" (ASCII 9 (0x09)), a tab.
"\n" (ASCII 10 (0x0A)), a new line (line...
Database Structure for Tree Data Structure
...2
Joe Celko has written a book on this subject, which is a good reference from a general SQL perspective (it is mentioned in the nested set article link above).
Also, Itzik Ben-Gann has a good overview of the most common options in his book "Inside Microsoft SQL Server 2005: T-SQL Querying".
The ...
How to force link from iframe to be opened in the parent window
...
+1 from me, base target="_parent" works but target="_parent" has never failed for me!
– user903601
Mar 14 '12 at 5:18
...
What is Rack middleware?
...rocessing better?
Performance & Usage Monitoring: what stats can I get from the request and response?
Execution: actually handle the request and provide a response.
Being able to separate the different stages (and optionally include them) is a great help in developing well structured applicati...
Difference between @import and link in CSS
...rs (Netscape 4, etc.), so the @import hack can be used to hide CSS 2 rules from these old browsers.
Again, unless you're supporting really old browsers, there isn't a difference.
If I were you, however, I'd use the <link> variant on your HTML pages, because it allows you to specify things li...
Is volatile expensive?
...
If you look at the 2 references to getstatic, the first involves a load from memory, the second skips the load as the value is reused from the register(s) it is already loaded into (long is 64 bit and on my 32 bit laptop it uses 2 registers).
If we make the l variable volatile the resulting asse...
What is the difference between google tag manager and google analytics?
...e able to do because of slow-release cycles) -- instead you just change it from the Google Tag Manager website, and it will spit out different code on your pages dynamically when they're loaded in the visitor's browser.
shar...
How to create byte array from HttpPostedFile
I'm using an image component that has a FromBinary method. Wondering how do I convert my input stream into a byte array
6 A...
Why does the indexing start with zero in 'C'?
...and so the expression array[n] refers to a memory location n elements away from the starting element. This means that the index is used as an offset. The first element of the array is exactly contained in the memory location that array refers (0 elements away), so it should be denoted as array[0].
F...
Read error response body in Java
...BAD_REQUEST) {
_is = httpConn.getInputStream();
} else {
/* error from server */
_is = httpConn.getErrorStream();
}
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