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Check whether an input string contains a number in javascript
... a literal match. It makes one small sequence of characters match a larger set of characters. For example, [A-Z] could stand for the upper case alphabet, and \d could mean any digit.
From below example
contains_alphaNumeric « It checks for string contains either letter or number (or) both letter...
How to sort an array of objects by multiple fields?
...t should preform a bit better as it does not have to determine the correct settings during the comparison. I have not done any profiling though.
var sort_by;
(function() {
// utility functions
var default_cmp = function(a, b) {
if (a == b) return 0;
return a < b ...
Win7以上操作系统清理系统图标缓存脚本 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...理系统图标缓存脚本rem 关闭Windows外壳程序explorertaskkill f im explorer.exerem 清理系统图标缓存数据库attrib -h -s -r "%userprofile% AppDa...
rem 关闭Windows外壳程序explorer
taskkill /f /im explorer.exe
rem 清理系统图标缓存数据库
attrib -h -s -r "%use...
Get all Attributes from a HTML element with Javascript/jQuery
...
Setter and Getter!
(function($) {
// Attrs
$.fn.attrs = function(attrs) {
var t = $(this);
if (attrs) {
// Set attributes
t.each(function(i, e) {
var j = $(e);
...
Measuring text height to be drawn on Canvas ( Android )
...This is some text.";
TextPaint myTextPaint = new TextPaint();
myTextPaint.setAntiAlias(true);
myTextPaint.setTextSize(16 * getResources().getDisplayMetrics().density);
myTextPaint.setColor(0xFF000000);
int width = 200;
Layout.Alignment alignment = Layout.Alignment.ALIGN_NORMAL;
float spacingMultip...
How to replace a character by a newline in Vim
...
Here's the trick:
First, set your Vi(m) session to allow pattern matching with special characters (i.e.: newline). It's probably worth putting this line in your .vimrc or .exrc file:
:set magic
Next, do:
:s/,/,^M/g
To get the ^M character, type Ctr...
Print array to a file
...
Either var_export or set print_r to return the output instead of printing it.
Example from PHP manual
$b = array (
'm' => 'monkey',
'foo' => 'bar',
'x' => array ('x', 'y', 'z'));
$results = print_r($b, true); // $results...
How to export and import a .sql file from command line with options? [duplicate]
...
And How can we set constraints like enable/disable foreign key check or export only table structure with mysqldump
– AZinkey
Feb 28 '15 at 2:48
...
Split a collection into `n` parts with LINQ?
...ere's a built-in way of partitioning, although I intend to write one in my set of additions to LINQ to Objects. Marc Gravell has an implementation here although I would probably modify it to return a read-only view:
public static IEnumerable<IEnumerable<T>> Partition<T>
(this ...
Disable migrations when running unit tests in Django 1.7
...es directly from the models just
like syncdb did in 1.6. I defined a new settings module just for unit
tests called "settings_test.py", which imports * from the main
settings module and adds this line:
MIGRATION_MODULES = {"myapp": "myapp.migrations_not_used_in_tests"}
Then I run tes...