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html5 - canvas element - Multiple layers

...ver, you could layer multiple <canvas> elements on top of each other and accomplish something similar. <div style="position: relative;"> <canvas id="layer1" width="100" height="100" style="position: absolute; left: 0; top: 0; z-index: 0;"></canvas> <canvas id="layer...
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Getting error while sending email through Gmail SMTP - “Please log in via your web browser and then

... I know this is an older issue, but I recently had the same problem and was having issues resolving it, despite attempting the DisplayUnlockCaptcha fix. This is how I got it alive. Head over to Account Security Settings (https://www.google.com/settings/security/lesssecureapps) and enable "Ac...
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Converting Dictionary to List? [duplicate]

... Your problem is that you have key and value in quotes making them strings, i.e. you're setting aKey to contain the string "key" and not the value of the variable key. Also, you're not clearing out the temp list, so you're adding to it each time, instead of j...
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How to list the size of each file and directory and sort by descending size in Bash?

... Simply navigate to directory and run following command: du -a --max-depth=1 | sort -n OR add -h for human readable sizes and -r to print bigger directories/files first. du -a -h --max-depth=1 | sort -hr ...
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Understanding the main method of python [duplicate]

...ed" % __file__) Using this convention one can have a file define classes and functions for use in other programs, and also include code to evaluate only when the file is called as a standalone script. It's important to understand that all of the code above the if __name__ line is being executed, ...
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What is AppDomain? [duplicate]

... @AgentFire: If some code running in some thread and some AppDomain calls code from another AppDomain, then the thread "crosses" the AppDomain border and runs code from that other AppDomain. So threads do not belong to specific AppDomains...although one can say that a threa...
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When should I use jQuery deferred's “then” method and when should I use the “pipe” method?

...d. The deferred.then() method, which replaces it, should be used instead. and As of jQuery 1.8, the deferred.then() method returns a new promise that can filter the status and values of a deferred through a function, replacing the now-deprecated deferred.pipe() method. The examples below might st...
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Get size of folder or file

...using the listFiles() method of a file object that represents a directory) and accumulate the directory size for yourself: public static long folderSize(File directory) { long length = 0; for (File file : directory.listFiles()) { if (file.isFile()) length += file.length(...
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What is the difference between onPause() and onStop() of Android Activites?

From android doc here http://developer.android.com/reference/android/app/Activity.html , it said 'Activity comes into foreground' will call onPause() , and 'Activity is no longer visible' will call onStop() . ...
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GetHashCode Guidelines in C#

I read in the Essential C# 3.0 and .NET 3.5 book that: 9 Answers 9 ...