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What does @synchronized() do as a singleton method in objective C?
...dit: Adding some more information that wasn't in the original answer from 2011.
The @synchronized directive prevents multiple threads from entering any region of code that is protected by a @synchronized directive referring to the same object. The object passed to the @synchronized directive is the...
Uses of content-disposition in an HTTP response header
...curity concerns.
The authority on the content-disposition header is RFC 1806 and RFC 2183. People have also devised content-disposition hacking. It is important to note that the content-disposition header is not part of the HTTP 1.1 standard.
The HTTP 1.1 Standard (RFC 2616) also mentions the poss...
PHP Regex to get youtube video ID?
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Use parse_url() and parse_str().
(You can use regexes for just about anything, but they are ve...
Export database schema into SQL file
Is it possible in MS SQL Server 2008 to export database structure into a T-SQL file?
4 Answers
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CSS Selector for
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edited Jul 9 '14 at 0:13
answered Jan 22 '09 at 21:00
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Creating C macro with ## and __LINE__ (token concatenation with positioning macro)
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edited Aug 10 '16 at 16:55
Warty
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an...
Class type check in TypeScript
...t be used there anymore:
The is operator, which is new for ActionScript 3.0, allows you to test whether a variable or expression is a member of a given data type. In previous versions of ActionScript, the instanceof operator provided this functionality, but in ActionScript 3.0 the instanceof operat...
iOS multiline label in Interface builder
...aximum number of lines a label can have. By default, it's 1. Setting it to 0 means the label will have unlimited lines.
You can do it in code:
textLabel.numberOfLines = 5 // for example
Or in Interface Builder:
share
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Storing DateTime (UTC) vs. storing DateTimeOffset
...but datetimeoffset stores LOCAL time + Offset, or UTC time + offset equal +0.
– Serhii Kyslyi
Nov 7 '13 at 12:59
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Keystore type: which one to use?
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BrunoBruno
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