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Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
...low some symbols, such as ☺.
There’s a tool that will tell you if any string that you enter is a valid JavaScript variable name according to ECMAScript 5.1 and Unicode 6.1.
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Remove padding or margins from Google Charts
...ifferent styles. For instance, here is a version that removes most of the extra blank space by setting the chartArea.width to 100% and chartArea.height to 80% and moving the legend.position to bottom:
// Set chart options
var options = {'title': 'How Much Pizza I Ate Last Night',
...
Getting a list of all subdirectories in the current directory
Is there a way to return a list of all the subdirectories in the current directory in Python?
27 Answers
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How do you check if a JavaScript Object is a DOM Object?
... && typeof o.nodeType === "number" && typeof o.nodeName==="string"
);
}
//Returns true if it is a DOM element
function isElement(o){
return (
typeof HTMLElement === "object" ? o instanceof HTMLElement : //DOM2
o && typeof o === "object" && o !== null ...
Why malloc+memset is slower than calloc?
...en though it is already filled with zeroes. This is an enormous amount of extra work, and explains why calloc() is faster than malloc() and memset(). If end up using the memory anyway, calloc() is still faster than malloc() and memset() but the difference is not quite so ridiculous.
This doesn'...
AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?
...omedata). As you can see, this is not valid JSON. And, somedata can be a string, or a number, or whatever you want it to be.
– Ray Nicholus
Feb 14 '14 at 15:45
1
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How to handle button clicks using the XML onClick within Fragments
...ayoutInflater.class.getDeclaredMethod(
"onCreateView", String.class, AttributeSet.class);
method.setAccessible(true);
sOnCreateViewMethod = method;
} catch (NoSuchMethodException e) {
// Public API: Should not happen.
throw ...
Shards and replicas in Elasticsearch
...e need to create an index.
When you create an index (an index is automatically created when you index the first document as well) you can define how many shards it will be composed of. If you don't specify a number it will have the default number of shards: 5 primaries. What does it mean?
It mean...
html5 - canvas element - Multiple layers
...element.
https://github.com/federicojacobi/layeredCanvas
I intend to add extra capabilities, but for now it will do.
You can do multiple functions and call them in order to "fake" layers.
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Can anyone explain this strange behavior with signed floats in C#?
...ch takes an immutable object and, if it hasn't been cached yet, performs ToString on it and caches the result; if it has been cached, simply return the cached string. Not an unreasonable thing to do, but it would fail badly with Decimal since two values might compare equal but yield different strin...