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No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin '…' is therefor
...ttp://wordicious.com. (Maybe place the target URL relatively, like '/login.php', without the domain).
On a more general note:
If the problem is not a typo like the one of this question seems to be, the solution would be to add the Access-Control-Allow-Origin to the target domain. To add it, depends...
Why would json_encode return an empty string
I have a simple php structure with 3 nested arrays.
13 Answers
13
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PHP: Move associative array element to beginning of array
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There's a function in the comments of the PHP manual for array_unshift which can be used to add an element, with key, to the beginning of an array:
function array_unshift_assoc(&$arr, $key, $val)
{
$arr = array_reverse($arr, true);
$arr[$key] = $val;
...
How to do a GitHub pull request
...y on Github's website.
$ git clone https://github.com/tim-peterson/dwolla-php.git
$ cd dwolla-php
$ git remote add upstream https://github.com/Dwolla/dwolla-php.git
$ git fetch upstream
// make your changes to this newly cloned, local repo
$ git add .
$ git commit -m '1st commit to dwolla'
$ git p...
break out of if and foreach
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A safer way to approach breaking a foreach or while loop in PHP is to nest an incrementing counter variable and if conditional inside of the original loop. This gives you tighter control than break; which can cause havoc elsewhere on a complicated page.
Example:
// Setup a counter
$...
How to save a PNG image server-side, from a base64 data string
...rings that this tool generates, into actual PNG files on the server, using PHP.
15 Answers
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PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?
I did a lot of searching and also read the PHP $_SERVER docs . Do I have this right regarding which to use for my PHP scripts for simple link definitions used throughout my site?
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What does $$ (dollar dollar or double dollar) mean in PHP?
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It's a variable's variable.
<?php
$a = 'hello';
$$a = 'world'; // now makes $hello a variable that holds 'world'
echo "$a ${$a}"; // "hello world"
echo "$a $hello"; // "hello world"
?>
...
MySQL ON DUPLICATE KEY - last insert id?
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It is said that php function mysql_insert_id() returns correct value in both cases: php.net/manual/en/function.mysql-insert-id.php#59718.
– jayarjo
Jun 10 '10 at 13:09
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Read each line of txt file to new array element
... file should either be stored on memory cache, or even in a database. Even PHP stores the content of parsed files. I mean, we're far from PHP 4.3
– Yanick Rochon
Jul 16 at 2:32
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