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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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Child with max-height: 100% overflows parent
...is does not work when max:height: 100% instead of a fixed height: jsfiddle.net/umbreak/n6czk9xt/1
– Didac Montero
Apr 17 '15 at 15:01
2
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How do you create a toggle button?
... Here's a JS fiddle with this code so you can try it out live... jsfiddle.net/LmULE
– Evan
Feb 2 '12 at 18:20
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Get the index of the object inside an array, matching a condition
...index);
It's supported in Google Chrome, Firefox and Edge. For Internet Explorer, there's a polyfill on the linked page.
Performance note
Function calls are expensive, therefore with really big arrays a simple loop will perform much better than findIndex:
let test = [];
for (let i =...
Validating with an XML schema in Python
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The PyXB package at http://pyxb.sourceforge.net/ generates validating bindings for Python from XML schema documents. It handles almost every schema construct and supports multiple namespaces.
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Cleanest way to build an SQL string in Java
...y method.
Oh, also worth having a look at Squill: https://squill.dev.java.net/docs/tutorial.html
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jQuery event to trigger action when a div is made visible
...rs so is perfect! I'br added a JSFiddle proof of the answer here: jsfiddle.net/DanAtkinson/26URF
– Dan Atkinson
Jul 26 '13 at 15:13
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Comparison of C++ unit test frameworks [closed]
...e Boost Test Library (view the comparisons). If you're familiar with xUnit.Net, you're ready for xUnit++.
#include "xUnit++/xUnit++.h"
FACT("Foo and Blah should always return the same value")
{
Check.Equal("0", Foo()) << "Calling Foo() with no parameters should always return \"0\".";
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Display HTML snippets in HTML
...yntaxhighlighter
highlight
JSHighlighter
best links for you:
http://net.tutsplus.com/tutorials/html-css-techniques/quick-tip-how-to-add-syntax-highlighting-to-any-project/
https://github.com/balupton/jquery-syntaxhighlighter
http://bavotasan.com/2009/how-to-wrap-text-within-the-pre-tag-usin...
Is it possible to get the non-enumerable inherited property names of an object?
...John) returns the Boy.prototype object (as it should) - see here: jsfiddle.net/aeGLA/1. Note that the constructor Boy is not in the prototype chain of John. The prototype chain of John is as follows: Boy.prototype -> Object.prototype -> null.
– Šime Vidas
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