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What is 'Currying'?
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@jonsilver I’d say the opposite, not a good explanation. I agree it’s good at explaining the example posed, but people tend to default to thinking, “yeah perfectly clear but I could have done the same thing another way so what good is currying?...
How do you use the ? : (conditional) operator in JavaScript?
... = 'Hello ' + (username || 'guest');
This is Javascripts equivallent of PHP's shorthand ternary operator ?:
Or even:
var welcomeMessage = 'Hello ' + (username || something || maybethis || 'guest');
It evaluates the variable, and if it's false or unset, it goes on to the next.
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How to mark-up phone numbers?
... Working on Seamonkey 2.20 on Mac 10.8 put below the <body <?php body_class(); ?>> code on a wordpress theme's header.php file.
– om01
Sep 6 '13 at 0:33
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How to configure static content cache per folder and extension in IIS7?
...d like to set up rules in IIS7 for static content caching in my ASP.NET website.
3 Answers
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get current url in twig template?
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@GateKiller This made my Functional Test Fail: Uncaught PHP Exception PHPUnit_Framework_Error_Notice: "Undefined index: REQUEST_URI"
– Robin
Aug 15 '14 at 10:18
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Get Insert Statement for existing row in MySQL
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I wrote a php function that will do this. I needed to make an insert statement in case a record needs to be replaced after deletion for a history table:
function makeRecoverySQL($table, $id)
{
// get the record
$sel...
Escaping HTML strings with jQuery
...ibutes, then you will also need to escape quotes and/or double quotes. The PHP documentation for htmlspecialchars contains a useful list of conversions that it performs. php.net/htmlspecialchars
– geofflee
Mar 24 '11 at 12:05
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Clear variable in python
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@Bnicholas However it's not like null in PHP, in that setting a variable to null in PHP gives you similar behaviour in most cases as if you hadn't defined it in the first place. A value of None in Python is quite different from an undefined variable. None is quite l...
How to download source in ZIP format from GitHub?
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Wish this worked, but no luck here: github.com/facebook/php-webdriver --when I add "zipball/master/" to the end of that URL, I just get an error message. I'm echoing the original commenter... I just don't understand why it's so f'ing hard to download source code I see on github. ...
postgresql return 0 if returned value is null
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For those wondering, NULLIF(v1, v2) does pretty much the opposite of COALESCE in that it returns NULL if v1 equals v2.
– s.m.
Jun 8 '16 at 6:30
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