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Migration: Cannot add foreign key constraint
I'm trying to create foreign keys in Laravel however when I migrate my table using artisan i am thrown the following error:
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How to catch curl errors in PHP
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You can use the curl_error() function to detect if there was some error. For example:
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $your_url);
curl_setopt($ch, CURLOPT_FAILONERROR, true); // Required for HTTP error codes to be reported via our ...
How to detect the OS from a Bash script?
...rs I use. The problem is I have some OS specific aliases so I was looking for a way to determine if the script is running on Mac OS X, Linux or Cygwin .
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Yank file name / path of current buffer in Vim
Assuming the current buffer is a file open for edit, so :e does not display E32: No file name .
7 Answers
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Calling the base constructor in C#
...f I inherit from a base class and want to pass something from the constructor of the inherited class to the constructor of the base class, how do I do that?
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Site does not exist error for a2ensite
...extension to site configuration files.
Apache a2ensite results in:
Error! Site Does Not Exist
Problem; If you found the error while trying to enable a site using:
sudo a2ensite example.com
but it returns:
Error: example.com does not exist
a2ensite is simply a Perl script that only wo...
How do I remove repeated elements from ArrayList?
...t);
yourList.clear();
yourList.addAll(set);
Of course, this destroys the ordering of the elements in the ArrayList.
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How to save a PNG image server-side, from a base64 data string
...g_replace('#^data:image/\w+;base64,#i', '', $data));
An efficient method for extracting, decoding, and checking for errors is:
if (preg_match('/^data:image\/(\w+);base64,/', $data, $type)) {
$data = substr($data, strpos($data, ',') + 1);
$type = strtolower($type[1]); // jpg, png, gif
i...
How do you get the “object reference” of an object in java when toString() and hashCode() have been
I would like to print the "object reference" of an object in Java for debugging purposes.
I.e. to make sure that the object is the same (or different) depending on the situation.
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Proxy with express.js
To avoid same-domain AJAX issues, I want my node.js web server to forward all requests from URL /api/BLABLA to another server, for example other_domain.com:3000/BLABLA , and return to user the same thing that this remote server returned, transparently.
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