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Is it possible to set a number to NaN or infinity?
...with a quip before reading the question over a second time!! Sorry! That said, it wouldn't hurt to say so all the same because it's an easy trap to fall into, NaN != NaN
– David Heffernan
Mar 25 '11 at 22:30
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Execute and get the output of a shell command in node.js
...ere are some Sync methods natively available, even so IMHO it should be avoided
– Renato Gama
Oct 17 '12 at 18:55
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Application auto build versioning
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
Google Authenticator implementation in Python
...o functions:
get_hotp_token() generates one-time token (that should invalidate after single use),
get_totp_token() generates token based on time (changed in 30-second intervals),
Parameters
When it comes to parameters:
secret is a secret value known to server (the above script) and client (Go...
PEP 8, why no spaces around '=' in keyword argument or a default parameter value?
...designed language, only to save 2 characters. It's as if java code style said that it's petter to put { on a new line after if (saves the same number of characters) but not in class definition. Also a keyword parameter is different than default value but still uses the same style recommendation.
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How to get a pixel's x,y coordinate color from an image?
...of your PNG. The following creates an off-screen canvas that is the same width and height as your image and has the image drawn on it.
var img = document.getElementById('my-image');
var canvas = document.createElement('canvas');
canvas.width = img.width;
canvas.height = img.height;
canvas.getConte...
Necessary to add link tag for favicon.ico?
...nks to the appropriate spec which shows a rel value of shortcut isn't a valid option.
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using gitignore to ignore (but not delete) files
...ing your changes will apply the removal. I don't think there's a way to avoid that from your own repository. You must do something on the other repositories, or accept the files will be removed.
To prevent the removal on each other repository you can:
(obviously) backup the files somewhere, pull ...
What is the difference between a shim and a polyfill?
...him is any piece of code that performs interception of an API call and provides a layer of abstraction. It isn't necessarily restricted to a web application or HTML5/CSS3.
A polyfill is a type of shim that retrofits legacy browsers with modern HTML5/CSS3 features usually using Javascript or Flash.
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How to print binary tree diagram?
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n23.left = n33;
return root;
}
public static void main(String[] args) {
BTreePrinter.printNode(test1());
BTreePrinter.printNode(test2());
}
}
class Node<T extends Comparable<?>> {
Node<T> left, right;
T data;
public No...