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How to draw polygons on an HTML5 canvas?
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Create a path with moveTo and lineTo (live demo):
var ctx = canvas.getContext('2d');
ctx.fillStyle = '#f00';
ctx.beginPath();
ctx.moveTo(0, 0);
ctx.lineTo(100,50);
ctx.lineTo(50, 100);
ctx.lineTo(0, 90);
ctx.closePath();
ctx.fill();
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Setting JDK in Eclipse
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to import a module given the full path?
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@SridharRatnakumar the value of the first argument of imp.load_source only sets the .__name__ of the returned module. it doesn't effect loa...
Determine device (iPhone, iPod Touch) with iOS
...Rosenfield
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How to increase IDE memory limit in IntelliJ IDEA on Mac?
...k like:
-Xms128m
-Xmx2048m
-XX:MaxPermSize=350m
-XX:ReservedCodeCacheSize=64m
-XX:+UseCodeCacheFlushing
-XX:+UseCompressedOops
Copying the original file is important, as options are not added, they are replaced.
This way your custom options will be preserved between updates and application files...
Convert an image to grayscale in HTML/CSS
...ing back to color, IE 10/11 support with SVG, and partial grayscale in the demo.
img.grayscale {
/* Firefox 10+, Firefox on Android */
filter: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><filter id='grayscale'><feColorMatrix type='matrix' values='0.3333 0...
best practice to generate random token for forgot password
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I made a varchar(64) field in my sql database to store this token. I set $length to 64, but the string returned is 128 characters long. How can I get a string with a fixed size (here, 64 then) ?
– gordie
Feb 22 '16 at 19:12
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What's the best way to cancel event propagation between nested ng-click calls?
...lick="nextImage(); $event.stopPropagation()" />
</div>
Here's a demo: http://plnkr.co/edit/3Pp3NFbGxy30srl8OBmQ?p=preview
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Inputting a default image in case the src attribute of an html is not valid?
...rgs error guard
Updated: CSS only solution
I recently saw Vitaly Friedman demo a great CSS solution I wasn't aware of. The idea is to apply the content property to the broken image. Normally :after or :before do not apply to images, but when they're broken, they're applied.
<img src="nothere.jp...
Structs in Javascript
... MarioMario
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