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What is boxing and unboxing and what are the trade offs?
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answered Aug 24 '08 at 20:35
Peter BurnsPeter Burns
41.1k77 gold badges3333 silver badges5454 bronze badges
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Media query to detect if device is touchscreen
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38
I would suggest using modernizr and using its media query features.
if (Modernizr.touch){
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Why is extending native objects a bad practice?
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130
When you extend an object, you change its behaviour.
Changing the behaviour of an object that ...
How can I get a file's size in C? [duplicate]
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edited Apr 22 '16 at 18:37
user719662
answered Oct 26 '08 at 20:57
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Remove warning messages in PHP
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352
You really should fix whatever's causing the warning, but you can control visibility of errors...
Find region from within an EC2 instance
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answered Mar 16 '12 at 10:33
dannosaurdannosaur
2,08311 gold badge1313 silver badges1515 bronze badges
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Java Error opening registry key
... you remove any java.exe, javaw.exe and javaws.exe from your Windows\System32 folder and if you have an x64 system (Win 7 64 bits) also do the same under Windows\SysWOW64.
If you can't find them at these locations, try deleting them from C:\ProgramData\Oracle\Java\javapath.
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What is array to pointer decay?
...nt numbers [5] cannot be re-pointed, i.e. you can't say numbers = 0x5a5aff23. More importantly the term decay signifies loss of type and dimension; numbers decay into int* by losing the dimension information (count 5) and the type is not int [5] any more. Look here for cases where the decay doesn't ...
Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
...n array by reference.
And the given example :
<?php
$arr1 = array(2, 3);
$arr2 = $arr1;
$arr2[] = 4; // $arr2 is changed,
// $arr1 is still array(2, 3)
$arr3 = &$arr1;
$arr3[] = 4; // now $arr1 and $arr3 are the same
?>
For the first part, the best way to be sure is to ...
What are the differences between JSON and JavaScript object? [duplicate]
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3 Answers
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