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load scripts asynchronously
...esult I have several .js and .css files. I need to create a loader for my site because it takes some time to load. it will be nice if I can display the loader before importing all the:
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Can a java file have more than one class?
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Yes, it can. However, there can only be one public top-level class per .java file, and public top-level classes must have the same name as the source file.
The purpose of including multiple classes in one source file is to bundle...
Force browser to clear cache
Is there a way I can put some code on my page so when someone visits a site, it clears the browser cache, so they can view the changes?
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Is there a MySQL option/feature to track history of changes to records?
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It's subtle.
If the business requirement is "I want to audit the changes to the data - who did what and when?", you can usually use audit tables (as per the trigger example Keethanjan posted). I'm not a huge fan of triggers,...
window.onload vs $(document).ready()
... ready event is specific to jQuery. The purpose of the ready event is that it should occur as early as possible after the document has loaded, so that code that adds functionality to the elements in the page doesn't have to wait for all content to load.
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Prevent jQuery UI dialog from setting focus to first textbox
...licks a link. There are two textboxes (I only show the code for 1 for brevity) in that dialog div tag and it is changed to be a jQuery UI DatePicker textbox that reacts on focus.
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CSS: Control space between bullet and
I'd like to control how much horizontal space a bullet pushes its <li> to the right in an <ol> or <ul> .
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Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie
I'm trying to understand the functionalities of these methods. Could you provide me a simple usecase to understand theirs semantics?
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How to count the number of occurrences of an element in a List
...t occurrences = Collections.frequency(animals, "bat");
That's how I'd do it anyway. I'm pretty sure this is jdk 1.6 straight up.
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What are the benefits of dependency injection containers?
I understand benefits of dependency injection itself. Let's take Spring for instance. I also understand benefits of other Spring featureslike AOP, helpers of different kinds, etc. I'm just wondering, what are the benefits of XML configuration such as:
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