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Get the real width and height of an image with JavaScript? (in Safari/Chrome)
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var pic_real_width, pic_real_height;
$("<img/>") // Make in memory copy of image to avoid css issues
.attr("src", $(img).attr("src"))
.load(function() {
pic_real_width = this.width; // Note: $(this).width() will not
pic_real_height = this.height; // work for in ...
What is thread contention?
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Essentially thread contention is a condition where one thread is waiting for a lock/object that is currently being held by another thread. Therefore, this waiting thread cannot use that object until the other thread has unlocked that particular object.
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Parsing IPv6 extension headers containing unknown extensions
...e I want to parse IPv6 headers to match things like ICMPv6 types, TCP/UDP port numbers, etc.
4 Answers
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Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
I'm working for a foundation that raises awareness for accessibility in the internet. For a presentation, we want to offer a small workshop that simulates different disabilities/impairments to people. This is done via a website created especially for this presentation.
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Rails 4: assets not loading in production
...trying to put my app into production and image and css asset paths aren't working.
18 Answers
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How to split a long regular expression into multiple lines in JavaScript?
...iple lines in my JavaScript code to keep each line length 80 characters according to JSLint rules. It's just better for reading, I think.
Here's pattern sample:
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When is SQLiteOpenHelper onCreate() / onUpgrade() run?
...d onUpgrade() callbacks are invoked when the database is actually opened, for example by a call to getWritableDatabase(). The database is not opened when the database helper object itself is created.
SQLiteOpenHelper versions the database files. The version number is the int argument passed to the ...
How to disable an input type=text?
...dered instead of JavaScript. To do that, just add the readonly attribute (or disabled, if you want to remove it from the form submission as well) to the <input>, like this:
<input type="text" disabled="disabled" />
//or...
<input type="text" readonly="readonly" />
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Testing if jQueryUI has loaded
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if (jQuery.ui) {
// UI loaded
}
OR
if (typeof jQuery.ui != 'undefined') {
// UI loaded
}
Should do the trick
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Difference between /res and /assets directories
I know that files in the res directory are accessible from R.class while assets behaves like a file system, but I would like to know, in general, when it's best to use one and the other.
Can anyone help me in knowing the real differences between res and assets?
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