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How to do something before on submit? [closed]
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If you have a form as such:
<form id="myform">
...
</form>
You can use the following jQuery code to do something before the form is submitted:
$('#myform').submit(function() {
// DO STUFF...
return tru...
How to define a custom ORDER BY order in mySQL
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What if you have a GROUP BY before? For example, the first value i want, appears at the end?
– Pathros
Mar 25 '15 at 18:51
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PHP - Check if two arrays are equal
I'd like to check if two arrays are equal. I mean: same size, same index, same values. How can I do that?
15 Answers
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Add a column with a default value to an existing table in SQL Server
...generated.
DEFAULT (0)--Optional Default-Constraint.
WITH VALUES --Add if Column is Nullable and you want the Default Value for Existing Records.
Notes:
Optional Constraint Name:
If you leave out CONSTRAINT D_SomeTable_SomeCol then SQL Server will autogenerate
a Default-Contraint with a...
What's the most efficient test of whether a PHP string ends with another string?
...r_compare($str, $test, strlen($str)-strlen($test), strlen($test)) === 0;
If $test is longer than $str PHP will give a warning, so you need to check for that first.
function endswith($string, $test) {
$strlen = strlen($string);
$testlen = strlen($test);
if ($testlen > $strlen) retur...
Catching multiple exception types in one catch block
..., you can catch AError and BError in the same block (it is somewhat easier if you are the one defining the exceptions). Even given that there are exceptions you want to "fall through", you should still be able to define a hierarchy to match your needs.
abstract class MyExceptions extends Exception ...
Rails: redirect_to with :error, but flash[:error] empty
... API only :notice and :alert are by default applied as a flash hash value. If you need to set the :error value, you can do it like this:
redirect_to show_path, flash: { error: "Insufficient rights!" }
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php: determine where function was called from
...$backtrace[0] points to fail(), so we'll look in $backtrace[1] instead
if (isset($backtrace[1]['function']) && $backtrace[1]['function'] == 'epic')
{
// Called by epic()...
}
}
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mongodb/mongoose findMany - find all documents with IDs listed in array
...rray? Documents are not guaranteed to come out in any order unless you specify a sort. What if you want them sorted in the same order you list them in the array (e.g. ...000c, ...000d, ...000e)?
– Kevin
Mar 30 '14 at 23:34
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How to attach my repo to heroku app
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If you've heroku toolbelt:
If you're using the Heroku Toolbelt, the newer syntax is
heroku git:remote -a project
See this for more.
Credits: user101289's solution
Else if you don't have heroku toolbelt:
First do this:
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