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How can I check whether a option already exist in select by JQuery
...it already exists:
$("#yourSelect option[value='yourValue']").length > 0;
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How to change past commit to include a missed file?
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Rafał RawickiRafał Rawicki
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What makes a SQL statement sargable?
...a function in the where clause:
SELECT ... FROM ...
WHERE Year(myDate) = 2008
The SQL optimizer can't use an index on myDate, even if one exists. It will literally have to evaluate this function for every row of the table. Much better to use:
WHERE myDate >= '01-01-2008' AND myDate < '01-0...
What requests do browsers' “F5” and “Ctrl + F5” refreshes generate?
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edited Mar 11 '14 at 9:20
naXa
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Git: which is the default configured remote for branch?
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Mohsen
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answered Jan 31 '11 at 2:28
scragzscragz
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.gitignore file, where should I put it in my xcode project?
... Daniel RibeiroDaniel Ribeiro
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Create a submodule repository from a folder and keep its git commit history
...ve to use npm.
– Breno Inojosa
Oct 20 '15 at 14:32
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I would add information about the refs/origi...
Create and append dynamically
...= 'block';
iDiv.className = 'block';
document.getElementsByTagName('body')[0].appendChild(iDiv);
// Now create and append to iDiv
var innerDiv = document.createElement('div');
innerDiv.className = 'block-2';
// The variable iDiv is still good... Just append to it.
iDiv.appendChild(innerDiv);
htt...
what is difference between success and .done() method of $.ajax
...more detailed information from here: https://stackoverflow.com/a/14754681/1049184
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How to update a pull request from forked repo?
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answered Mar 20 '12 at 16:09
shelhamershelhamer
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