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What are the disadvantages of using persistent connection in PDO
...de persistent using the PDO::ATTR_PERSISTENT attribute. According to the php manual -
8 Answers
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Shortcut for creating single item list in C#
... parentheses of the first option, so that storage for exactly one space is allocated rather than the default 10
– Joel Coehoorn
Jan 20 '09 at 20:14
5
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How do I remove all specific characters at the end of a string in PHP?
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$output = rtrim($string, '.');
(Reference: rtrim on PHP.net)
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Function pointers, Closures, and Lambda
...riables. The compiler created a new closure (not function) dynamically by allocating a new record containing a pointer to the same code, but with different values for the free variables.
You can simulate all this in C, but it is a pain in the ass. Two techniques are popular:
Pass a pointer to ...
What makes Lisp macros so special?
...efines a couple of special syntax forms. The quote (') indicates the next token is a literal. The quasiquote or backtick (`) indicates the next token is a literal with escapes. Escapes are indicated by the comma operator. The literal '(1 2 3) is the equivalent of Python's [1, 2, 3]. You can as...
How can I sanitize user input with PHP?
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It's a common misconception that user input can be filtered. PHP even has a (now deprecated) "feature", called magic-quotes, that builds on this idea. It's nonsense. Forget about filtering (or cleaning, or whatever people call it).
What you should do, to avoid problems, is quite simpl...
How do I install imagemagick with homebrew?
...nough to brew install Imagemagick. You have to also PECL install it so the PHP module is loaded.
From this SO answer:
brew install php
brew install imagemagick
brew install pkg-config
pecl install imagick
And you may need to sudo apachectl restart. Then check your phpinfo() within a simple php s...
Objective-C parse hex string to integer
... I'm going with this method, way simpler (and potentially quicker) than allocating an nsscanner.
– Chris
Jun 1 '11 at 6:25
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UILongPressGestureRecognizer gets called twice when pressing down
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UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc]
initWithTarget:self
action:@selector(handleLongPress:)];
longPress.minimumPressDuration = 1.0;
[myView addGestureRecognizer:lon...
Delete directory with files in it?
...ainly useful for explode()ing a path taken from the OS. alanhogan.com/tips/php/directory-separator-not-necessary
– ReactiveRaven
Jul 16 '12 at 23:47
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