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How to analyze a java thread dump?

I am trying to understand more about java, especially about memory management and threads. For this reason I have recently found interest in looking at thread dumps. ...
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What is JSON and why would I use it?

...the official documentation, but I still haven't got to the point where I really understand what JSON is, and why I'd use it. ...
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Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue

...working on a UI for an app, and I'm attempting to use grayscale icons, and allow the user to change the theme to a color of their choosing. To do this, I'm trying to just apply a ColorFilter of some sort to overlay a color on top of the drawable. I've tried using PorterDuff.Mode.MULTIPLY, and it wor...
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Obtain Bundle Identifier programmatically

...n approach to get the value. ARC example is following: NSString *value = (__bridge_transfer NSString *)CFDictionaryGetValue(CFBundleGetInfoDictionary(CFBundleGetMainBundle()), (const void *)(@"CFBundleIdentifier")); ...
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How to get jQuery dropdown value onchange event

...nswered Nov 12 '13 at 7:00 power_scriptorpower_scriptor 2,94411 gold badge1212 silver badges1616 bronze badges ...
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How to get the instance id from within an ec2 instance?

...:\\1:'`" You may also use curl instead of wget, depending on what is installed on your platform. share | improve this answer | follow | ...
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How to check if a symlink exists

... do you really see a difference between -L and -h ? in my bash ( version 4.2.53(1)-release (x86_64-redhat-linux-gnu ) man bash is identical for both -L and -h and they behave the same, ie they check that file actualy is a link and don'...
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How to draw a custom UIView that is just a circle - iPhone app

How would I go about drawing a custom UIView that is literally just a ball (a 2D circle)? Would I just override the drawRect method? And can someone show me the code for drawing a blue circle? ...
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Generating Random Passwords

...Lost Password page we need to give him a new temporary password. I don't really mind how random this is, or if it matches all the "needed" strong password rules, all I want to do is give them a password that they can change later. ...
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Picking a random element from a set

...See [boost's docs][1] for a little more in this. [1] boost.org/doc/libs/1_43_0/doc/html/unordered/buckets.html – Aaron McDaid Jul 20 '10 at 13:50 ...