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Why do this() and super() have to be the first statement in a constructor?

...ct those args inline as you are doing, or pass them in to your constructor and then pass them to super: public MySubClassB extends MyClass { public MySubClassB(Object[] myArray) { super(myArray); } } If the compiler did not enforce this you could do this: public M...
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HTML5 best practices; section/header/aside/article elements

There is enough information about HTML5 on the web (and also on stackoverflow), but now I'm curious about the "best practices". Tags like section/headers/article are new, and everyone has different opinions about when/where you should use these tags. So what do you guys think of the following layout...
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Plot two graphs in same plot in R

I would like to plot y1 and y2 in the same plot. 16 Answers 16 ...
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Regular Expression for alphanumeric and underscores

...e to have a regular expression that checks if a string contains only upper and lowercase letters, numbers, and underscores. ...
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TortoiseGit save user authentication / credentials

...UI to switch on/off credential helper. It supports git-credential-wincred and git-credential-winstore. TortoiseGit 1.8.16 add support for git-credential-manager (Git Credential Manager, the successor of git-credential-winstore) For the first time you sync you are asked for user and password, you ...
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Resolve absolute path from relative path and/or file name

...batch script to return an absolute path from a value containing a filename and/or relative path? 14 Answers ...
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How do I add an existing Solution to GitHub from Visual Studio 2013

I have looked through many web pages on the new Git integration in VS 2013 and they do not deal with adding an existing solution to Github. In fact I can't find much on using GitHub instead of Visual Studio Online. ...
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Difference between /res and /assets directories

...le 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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What is cURL in PHP?

... lets you make HTTP requests in PHP. Everything you need to know about it (and most other extensions) can be found in the PHP manual. In order to use PHP's cURL functions you need to install the » libcurl package. PHP requires that you use libcurl 7.0.2-beta or higher. In PHP 4.2.3, you...
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How do I adjust the anchor point of a CALayer, when Auto Layout is being used?

...at in layoutSubviews the runtime comes dashing through all the constraints and setting the frames of all the views accordingly. In other words, the constraints are not magic; they are just a to-do list. layoutSubviews is where the to-do list gets done. And it does it by setting frames. I can't hel...