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How do I implement a callback in PHP?
...cation. This has allowed some elements of functional programming since PHP 4. The flavors are:
$cb1 = 'someGlobalFunction';
$cb2 = ['ClassName', 'someStaticMethod'];
$cb3 = [$object, 'somePublicMethod'];
// this syntax is callable since PHP 5.2.3 but a string containing it
// cannot be called dire...
Python code to remove HTML tags from a string [duplicate]
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What is the most pythonic way to check if an object is a number?
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Python debugging tips [closed]
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edited Feb 4 '10 at 14:57
community wiki
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Undefined reference to static class member
Can anyone explain why following code won't compile? At least on g++ 4.2.4.
7 Answers
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How do I fit an image (img) inside a div and keep the aspect ratio?
I have a 48x48 div and inside it there is an img element, I want to fit it into the div without losing any part, in the mean time the ratio is kept, is it achievable using html and css?
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Traverse all the Nodes of a JSON Object Tree with JavaScript
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lleaff
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answered Apr 6 '09 at 19:05
TheHippoTheHippo
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list.clear() vs list = new ArrayList(); [duplicate]
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Bono
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answered Aug 5 '11 at 19:06
dfbdfb
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How to find keys of a hash?
....a.keys());
– ekkis
Dec 22 '11 at 0:44
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As I understand this Object.prototype.keys will make key...