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Escape regex special characters in a Python string
...o write ([\"]) as a plain string, you'd need to
double all the backslashes and write '([\\"])'. Raw strings are friendlier when
you're writing regular expressions.
In the substitution pattern, you need to escape \ to distinguish it from a
backslash that precedes a substitution group, e.g. \1, hence ...
pretty-print JSON using JavaScript
...-to-read (for human readers) format? I'm looking primarily for indentation and whitespace, with perhaps even colors / font-styles / etc.
...
Check if string contains only whitespace
...method:
Return True if there are only whitespace characters in the string and there is at least one character, False otherwise.
A character is whitespace if in the Unicode character database (see unicodedata), either its general category is Zs (“Separator, space”), or its bidirectional class is...
Should I pass an std::function by const-reference?
...nly downside to by-value is if you are taking the same bulky std::function and having one sub method after another use it. Barring that, a move will be as efficient as a const&.
Now, there are some other differences between the two that mostly kick in if we have persistent state within the std...
What is the `data-target` attribute in Bootstrap 3?
...
this is like a selector CSS engine and nothing other ?
– darkomen
Feb 22 '14 at 17:59
...
Copy folder recursively, excluding some folders
...ript that will copy the entire contents of a folder including hidden files and folders into another folder, but I want to exclude certain specific folders. How could I achieve this?
...
How can I connect to a Tor hidden service using cURL in PHP?
...
I use Privoxy and cURL to scrape Tor pages:
<?php
$ch = curl_init('http://jhiwjjlqpyawmpjx.onion'); // Tormail URL
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
curl_setopt($ch, CURL...
Dynamically changing font size of UILabel
...xample) 8 trying to fit your text within the label.
numberOfLines = 1 is mandatory.
Multiple lines:
For numberOfLines > 1 there is a method to figure out the size of final text through NSString's sizeWithFont:... UIKit addition methods, for example:
CGSize lLabelSize = [yourText sizeWithFont:...
How to get existing fragments when using FragmentPagerAdapter
...entPagerAdapter , as a helper class that implements the management of tabs and all details of connecting a ViewPager with associated TabHost . I have implemented FragmentPagerAdapter just as same as it is provided by the Android sample project Support4Demos .
...
AngularJS For Loop with Numbers & Ranges
...
I tweaked this answer a bit and came up with this fiddle.
Filter defined as:
var myApp = angular.module('myApp', []);
myApp.filter('range', function() {
return function(input, total) {
total = parseInt(total);
for (var i=0; i<total; i++)...