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How to remove non-alphanumeric characters?
...of:
\p{L}: a letter from any language.
\p{N}: a numeric character in any script.
: a space character.
+ greedily matches the character class between 1 and unlimited times.
This will preserve letters and numbers from other languages and scripts as well as A-Z:
preg_replace('/[^\p{L}\p{N} ]+/', ...
How to get the previous URL in JavaScript?
Is there any way to get the previous URL in JavaScript? Something like this:
7 Answers
...
Display an array in a readable/hierarchical format
...le
function console($obj)
{
$js = json_encode($obj);
print_r('<script>console.log('.$js.')</script>');
}
you can use like this..
console($myObject);
Output will be like this.. so cool eh !!
share
...
Python equivalent of D3.js
...You could use d3py a python module that generate xml pages embedding d3.js script. For example :
import d3py
import networkx as nx
import logging
logging.basicConfig(level=logging.DEBUG)
G = nx.Graph()
G.add_edge(1,2)
G.add_edge(1,3)
G.add_edge(3,2)
G.add_edge(3,4)
G.add_edge(4,2)
# use 'with' i...
Targeting both 32bit and 64bit with Visual Studio in same solution/project
...lveAssemblyWarnOrErrorOnTargetArchitectureMismatch>
Add this postbuild script to your startup project, use and modify the paths of this script sp that it copies all your x86/x64 dlls in corresponding subfolders of your build bin\x86\ bin\x64\
xcopy /E /H /R /Y /I /D $(SolutionDir)\YourPathToX86...
why windows 7 task scheduler task fails with error 2147942667
...\windows\system32\CMD.EXE. I tried with and without double quotes in the Script and Start-in and it made no difference. Then I tried replacing all path references to mapped network drives and with UNC references (\Server1\Sharexx\my_scripts\run_this.cmd) and that fixed it for me.
Pat.
...
AngularJS ng-style with a conditional expression
... MyCtrl($scope) {
$scope.color = 'blueish';
$scope.zoom = 2;
}
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.1/angular.min.js"></script>
<div ng-app="app" ng-controller="MyCtrl" ng-style="{
color: {blueish: 'blue', greenish: 'green'}[ color ],
...
jQuery checkbox change and click event
...ng performance issues on your web page, you might need to re-eval your javascript ;) It is good to understand performance metrics with code, though. Thanks.
– Mike U
Jan 8 '15 at 15:47
...
possibly undefined macro: AC_MSG_ERROR
...-I m4 --install
Some packages come with an autogen.sh or initgen.sh shell script to run glibtoolize, autoheader, autoconf, automake. Here's an autogen.sh script I use:
#! /bin/sh
case `uname` in Darwin*) glibtoolize --copy ;;
*) libtoolize --copy ;; esac
autoheader
aclocal -I m4 --install
auto...
How to customize ?
... chosen path after selection, you can listen for the change event with JavaScript and then read the path that the browser makes available to you (for security reasons it can lie to you about the exact path). A way to make it pretty for the end user is to simply use the base name of the path that is ...