大约有 9,000 项符合查询结果（耗时：0.0211秒） [XML]
curl: (60) SSL certificate problem: unable to get local issuer certificate
...cert.pem from https://curl.haxx.se/ca/cacert.pem
Add the following line to php.ini: (if this is shared hosting and you don't have access to php.ini then you could add this to .user.ini in public_html).
curl.cainfo="/path/to/downloaded/cacert.pem"
Make sure you enclose the path within double quota...
Ways to circumvent the same-origin policy
...n receiveMessage(event)
{
// do something with event.data;
}
The off-site iframe must also send events properly via postMessage:
<script>window.parent.postMessage('foo','*')</script>
Any window may access this method on any other window, at any time, regardless of the location o...
Difference between “!==” and “==!” [closed]
Yesterday I stumbled over this when I modified PHP code written by someone else. I was baffled that a simple comparison ( if ($var ==! " ") ) didn't work as expected. After some testing I realized that whoever wrote that code used ==! instead of !== as comparison operator. I've never seen ==! ...
Cannot pass null argument when using type hinting
...
PHP 7.1 or newer (released 2nd December 2016)
You can explicitly declare a variable to be null with this syntax
function foo(?Type $t) {
}
this will result in
$this->foo(new Type()); // ok
$this->foo(null); // ok
$...
multiple packages in context:component-scan, spring config
...
Well, I can't say the opposite as many people are correcting me. I wish I could find why this didn't work for me... Thanks anyway!
– elcadro
Nov 26 '13 at 12:49
...
Daylight saving time and time zone best practices [closed]
....
Regardless of the previous bullet point, server-side code, including web sites, should never expect the local time zone of the server to be anything in particular. see answer.
Prefer working with time zones on a case-by-case basis in your application code, rather than globally through config file...
Show a PDF files in users browser via PHP/Perl
...
<?php header('Content-type: application/pdf'); header('Content-Disposition: inline; filename="the.pdf"'); readfile('/dir/to/the.pdf'); ?>
– dimassony
Jan 13 '11 at 13:10
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MySQL, Check if a column exists in a table with SQL
...his works well for me.
SHOW COLUMNS FROM `table` LIKE 'fieldname';
With PHP it would be something like...
$result = mysql_query("SHOW COLUMNS FROM `table` LIKE 'fieldname'");
$exists = (mysql_num_rows($result))?TRUE:FALSE;
...
Sending a JSON to server and retrieving a JSON in return, without JQuery
... }
};
xhr.send();
Handling data in JSON format on the server-side using PHP
<?php
// Handling data in JSON format on the server-side using PHP
//
header("Content-Type: application/json");
// build a PHP variable from JSON sent using POST method
$v = json_decode(stripslashes(file_get_contents(...
Uncaught SyntaxError: Unexpected token :
...
And how do I fix this? I have a php redirect that is causing this in Chrome.
– Works for a Living
Mar 8 '16 at 20:20
7
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