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Why do you need to put #!/bin/bash at the beginning of a script file?
...sh, the "Bourne Again Shell"), scripts can be in bash, python, perl, ruby, PHP, etc, etc. For example, you might see #!/bin/perl or #!/bin/perl5.
PS:
The exclamation mark (!) is affectionately called "bang". The shell comment symbol (#) is sometimes called "hash".
PPS:
Remember - under *nix, ass...
Using the last-child selector
...wanting CSS3 selectors, you can always use the selectivizr library on your site:
http://selectivizr.com/
It's a JS script that adds support for almost all of the CSS3 selectors to browsers that wouldn't otherwise support them.
Throw it into your <head> tag with an IE conditional:
<!--[i...
WARNING: Can't verify CSRF token authenticity rails
... edited May 11 '13 at 3:35
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answered Nov 17 '11 at 23:42
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CRON job to run on the last day of the month
... 1st day of month indeed. Here's how the code will look like in PHP $date = new DateTime('2013-03-01'); $date->modify('-1 month'); $previousMonth = $date->format('Y-m'); // $previousMonth is now 2013-02. Build query to fetch products for the previous month.
– L...
What is the best way to initialize a JavaScript Date to midnight?
...happen once in the morning and once in the afternoon for any visitor to my site. The date captured was used to set the expiration of the cookie.
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What is the difference between quiet NaN and signaling NaN?
..._floating-point_format says x86 and ARM are the same, but PA-RISC made the opposite choice.
– Peter Cordes
Apr 12 '19 at 9:23
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Running the new Intel emulator for Android
... compared to a real device. is this a good configuration: tinypic.com/view.php?pic=efgv83&s=6 ?
– android developer
May 27 '12 at 7:51
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Best practices to test protected methods with PHPUnit
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If you're using PHP5 (>= 5.3.2) with PHPUnit, you can test your private and protected methods by using reflection to set them to be public prior to running your tests:
protected static function getMethod($name) {
$class = new Reflectio...
How to do URL decoding in Java?
...cheme
defined in RFC2396.
Basically:
String url = "https%3A%2F%2Fmywebsite%2Fdocs%2Fenglish%2Fsite%2Fmybook.do%3Frequest_type";
System.out.println(new java.net.URI(url).getPath());
will give you:
https://mywebsite/docs/english/site/mybook.do?request_type
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How to disable CSS in Browser for testing purposes
...ylesheets, amongst other useful tools for assessing the accessibility of a site for older/mobile browsers.
– JoelKuiper
Dec 26 '12 at 22:07
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