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Getting value of select (dropdown) before change
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previous = this.value;
}).change(function() {
// Do something with the previous value after the change
alert(previous);
// Make sure the previous value is updated
previous = this.value;
});
})();
Working example: http://jsfiddle.net/x5PKf/766
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MySQL: Fastest way to count number of rows
...MyISAM engine actually stores row count, it doensn't count all rows each time you try to count all rows. (based on primary key's column)
Using PHP to count rows is not very smart, because you have to send data from mysql to php. Why do it when you can achieve the same on the mysql side?
If the COU...
Select all elements with “data-” attribute without using jQuery
Using only JavaScript, what is the most efficient way to select all DOM elements that have a certain data- attribute (let's say data-foo ). The elements may be different tag elements.
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Decompile .smali files on an APK [duplicate]
I downloaded APK Manager that lets me unpack APK files.
6 Answers
6
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Clean code to printf size_t in C++ (or: Nearest equivalent of C99's %z in C++)
I have some C++ code that prints a size_t :
9 Answers
9
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How to compare a local git branch with its remote branch?
...git branch -a to list all branches (local and remote) then choose branch name from list (just remove remotes/ from remote branch name.
Example: git diff master origin/master (where "master" is local master branch and "origin/master" is a remote namely origin and master branch.)
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How can I parse a JSON file with PHP? [duplicate]
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To iterate over a multidimensional array, you can use RecursiveArrayIterator
$jsonIterator = new RecursiveIteratorIterator(
new RecursiveArrayIterator(json_decode($json, TRUE)),
RecursiveIteratorIterator::SELF_FIRST);
foreach ($jsonIterator...
Recursion in Angular directives
...couple of popular recursive angular directive Q&A's out there, which all come down to one of the following solutions:
9 Ans...
How can I have lowercase routes in ASP.NET MVC?
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With System.Web.Routing 4.5 you may implement this straightforward by setting LowercaseUrls property of RouteCollection:
public static void RegisterRoutes(RouteCollection routes)
{
routes.IgnoreRoute("{resource}.axd/{*pathInfo}");
routes.Lower...
With CSS, use “…” for overflowed block of multi-lines
...com/jquery.autoellipsis/
http://dotdotdot.frebsite.nl/
http://keith-wood.name/more.html
http://github.com/tbasse/jquery-truncate
There also some preformance tests.
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