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Pure virtual destructor in C++
... crash.
Edit: fixing the declaration to be more conformant, compiled with http://www.comeaucomputing.com/tryitout/
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Extending from two classes
...ses interfaces.
The Java Trails have a great introduction on interfaces: http://download.oracle.com/javase/tutorial/java/concepts/interface.html
You'll probably want to follow that before diving into the nuances in the Android API.
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URL rewriting with PHP
...n
break;
case 'more':
...
default:
header('HTTP/1.1 404 Not Found');
Show404Error();
}
This is how big sites and CMS-systems do it, because it allows far more flexibility in parsing URLs, config and database dependent URLs etc. For sporadic usage the hardcod...
Splitting String with delimiter
...sn't work that way in groovy. you have to use tokenize...
See the docs:
http://groovy-lang.org/gdk.html#split()
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How do I make sure every glyph has the same width?
...u could use the icon-fixed-width class instead of having to edit the CSS.
http://fortawesome.github.io/Font-Awesome/3.2.1/examples/#navigation
Since 4.0, you should use fa-fw:
4.x https://fontawesome.com/v4.7.0/examples/#fixed-width
5.x https://fontawesome.com/how-to-use/on-the-web/styling/fixed-...
Is there any reason for using WebGL instead of 2D Canvas for 2D games/apps?
... one can implement Conway's Game of Life in a shader on your 3D hardware:
http://glslsandbox.com/e#207.3
This kind of 2D display would only run on the CPU, not the GPU, with a 2D canvas. All of the computations would be implemented in JavaScript, and would not be as parallel as the GPU even with ...
How to convert a DOM node list to an array in Javascript?
...sing Array.from
var elements = Array.from(nodelist)
more reference at https://developer.mozilla.org/en-US/docs/Web/API/NodeList
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Tmux vs. iTerm2 split panes
...ts of tmux (mostly screen-like session saving) with the iTerm aesthetics.
https://gitlab.com/gnachman/iterm2/wikis/TmuxIntegration
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How to execute an external program from within Node.js?
... a tri-directional popen(3) facility through the ChildProcess class.
See http://nodejs.org/docs/v0.4.6/api/child_processes.html
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How do you check if a variable is an array in JavaScript? [duplicate]
...me. Array.prototype, is actually an array. you can read more about it here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray
variable instanceof Array
This method runs about 1/3 the speed as the first example. Still pretty solid, looks cleaner, if you'...