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How do SQL EXISTS statements work?
...---------|-----------|-----------------|
| 1 | Alice | Smith | 8.95 |
| 2 | Bob | Johnson | 8.75 |
And, the student_grade table stores the grades the students received:
| id | class_name | grade | student_id |
|----|------------|-------|------------|
| 1 ...
What is the difference between XMLHttpRequest, jQuery.ajax, jQuery.post, jQuery.get
...e any IDE like visual studio available for using and debugging jquery with php or aspx.
– Rodrigues
Jan 14 '11 at 17:56
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How to echo with different colors in the Windows command line
... check carlos' color function -> http://www.dostips.com/forum/viewtopic.php?f=3&t=4453
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How to escape special characters in building a JSON string?
...ilt into whatever language you're using, like JavaScript's JSON.stringify, PHP's json_encode, or Python's json.dumps. If you're using a language that doesn't have such functionality built in, you can probably find a JSON parsing and encoding library to use. If you simply use language or library func...
Calling a function from a string in C#
I know in php you are able to make a call like:
7 Answers
7
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What does 'const static' mean in C and C++?
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MottiMotti
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Are Javascript arrays sparse?
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Then sparse again:
> yetAnotherArray = Array(2**32-1)
[ <4294967295 empty items> ]
> console.log(`The script is using approximately ${Math.round(process.memoryUsage().heapUsed / 1024 / 1024 * 100) / 100} MB`)
The script is using approximately 130.68 MB
undefined
So perhaps using a ...
JavaScript chop/slice/trim off last character in string
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I like this way because it jives with php thinking for substr function, easier to remember and write on the fly.
– pathfinder
Mar 15 '13 at 6:24
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Resolving ambiguous overload on function pointer and std::function for a lambda using +
...ing to match the argument list '(wmain::<lambda_d983319760d11be517b3d48b95b3fe58>) test.cpp(543): error C2088: '+': illegal for class
– Ed Lambert
Jul 27 '16 at 22:58
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Calculate relative time in C#
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Here a rewrite from Jeffs Script for PHP:
define("SECOND", 1);
define("MINUTE", 60 * SECOND);
define("HOUR", 60 * MINUTE);
define("DAY", 24 * HOUR);
define("MONTH", 30 * DAY);
function relativeTime($time)
{
$delta = time() - $time;
if ($delta < 1...