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Javascript/jQuery: Set Values (Selection) in a multiple Select
... document.getElementById('strings');
var values = ["Test", "Prof", "Off"];
for (var i = 0; i < element.options.length; i++) {
element.options[i].selected = values.indexOf(element.options[i].value) >= 0;
}
jQuery does significant abstraction here.
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How to update column with null value
...not allow NULL values, setting it to NULL will result in the default value for the data type (e.g. an empty string). Are you 100% that your column allows NULL? Can you show us the CREATE TABLE?
– user438034
Oct 6 '10 at 8:15
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CSS to make HTML page footer stay at bottom of the page with a minimum height, but not overlap the p
...imes footers have dynamic content, or your building a framework. Any ideas for variable height footers?
– Costa
Jun 23 '14 at 16:31
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Filter element based on .data() key/value
...ed to return true on matching objects in the function passed to the filter for it to grab them.
var $previous = $('.navlink').filter(function() {
return $(this).data("selected") == true
});
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What is the purpose of class methods?
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Class methods are for when you need to have methods that aren't specific to any particular instance, but still involve the class in some way. The most interesting thing about them is that they can be overridden by subclasses, something that's ...
How can I get the length of text entered in a textbox using jQuery?
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For great Justice~
– Vael Victus
Aug 17 '11 at 19:40
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ASP.NET MVC Html.ValidationSummary(true) does not display model errors
...e way the ValidationSummary flag works is it will only display ModelErrors for string.empty as the key. Otherwise it is assumed it is a property error. The custom error you're adding has the key 'error' so it will not display in when you call ValidationSummary(true). You need to add your custom erro...
Difference between dict.clear() and assigning {} in Python
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d = {} will create a new instance for d but all other references will still point to the old contents.
d.clear() will reset the contents, but all references to the same instance will still be correct.
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SQL how to increase or decrease one for a int column in one command
...=2
They both can handle your question. However, the first syntax allows for more flexibility to update the record rather than just replace it (as the second one does).
Keep in mind that for both to exist, there has to be a UNIQUE key defined...
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Callback of .animate() gets called twice jquery
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animate calls its callback once for each element in the set you call animate on:
If supplied, the start, step, progress, complete, done, fail, and always callbacks are called on a per-element basis...
Since you're animating two elements (the html elem...