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Difference between UTF-8 and UTF-16?
Difference between UTF-8 and UTF-16?
Why do we need these?
5 Answers
5
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How to run a single test from a rails test suite?
...st, use the following command from your rails project's main directory:
ruby -I test test/unit/my_model_test.rb -n test_name
This runs a single test named "name", defined in the MyModelTest class in the specified file. The test_name is formed by taking the test name, prepending it with the word ...
How can I make space between two buttons in same div?
What is the best way to horizontally space Bootstrap buttons?
12 Answers
12
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What does “=>” mean in PHP?
...ve's pass is: apassword"
// "steve's pass is: secr3t"
Note that this can be used for numerically indexed arrays too.
Example:
$foo = array('car', 'truck', 'van', 'bike', 'rickshaw');
foreach ($foo as $i => $type) {
echo "{$i}: {$type}\n";
}
// prints:
// 0: car
// 1: truck
// 2: van
// 3:...
jQuery Validate Required Select
...select element using jQuery Validate plugin. I set "required" rule to true but it always passes validation because zero index is chosed by default. Is there any way to define empty value that is used by required rule?
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Create a pointer to two-dimensional array
... = l_matrix;
Then you can enjoy life again :)
matrix_ptr[0][1] = ...;
Beware of the pointer/array world in C, much confusion is around this.
Edit
Reviewing some of the other answers here, because the comment fields are too short to do there. Multiple alternatives were proposed, but it wasn'...
What is the difference between char s[] and char *s?
... edited Mar 11 '16 at 14:28
nbro
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answered Nov 9 '09 at 22:38
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In java how to get substring from a string till a character c?
I have a string (which is basically a file name following a naming convention) abc.def.ghi
9 Answers
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When should I use mmap for file access?
...re's the standard system calls open() , read() , write() , and friends, but there's also the option of using mmap() to map the file into virtual memory.
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How does the Amazon Recommendation feature work?
What technology goes in behind the screens of Amazon recommendation technology? I believe that Amazon recommendation is currently the best in the market, but how do they provide us with such relevant recommendations?
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