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How to properly add cross-site request forgery (CSRF) token using PHP
...deterministically
Try this out:
Generating a CSRF Token
PHP 7
session_start();
if (empty($_SESSION['token'])) {
$_SESSION['token'] = bin2hex(random_bytes(32));
}
$token = $_SESSION['token'];
Sidenote: One of my employer's open source projects is an initiative to backport random_bytes() an...
How do I make an HTTP request in Swift?
...nnection:
let connection = NSURLConnection(request: request, delegate:nil, startImmediately: true)
Just make sure to set your delegate to something other than nil and use the delegate methods to work with the response and data received.
For more detail, check the documentation for the NSURLConnecti...
How can I access the MySQL command line with XAMPP for Windows?
...ldump.exe, you should also find it there.
Log into your mysql server, and start typing your commands.
Hope it helps...
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When should I use mmap for file access?
...wkwardness with mmap as a replacement for read / write is that you have to start your mapping on offsets of the page size. If you just want to get some data at offset X you will need to fixup that offset so it's compatible with mmap.
And finally, read / write are the only way you can work with som...
Concurrent HashSet in .NET Framework?
...g outside the class then why don't you use a simple HashSet right from the start?
– George Mavritsakis
Apr 11 '16 at 9:36
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MySQL vs MongoDB 1000 reads
...e this as a single document, in a single collection. This is where MongoDB starts enabling superior performance.
In MongoDB, to retrieve the whole entity, you have to perform:
One index lookup on the collection (assuming the entity is fetched by id)
Retrieve the contents of one database page (the...
What is the standard naming convention for html/css ids and classes?
...
Update 2019 (you asked for it)
After writing no CSS for quite a while, I started working at a place that uses OOCSS in one of their products. I personally find it pretty unpleasant to litter classes everywhere, but not having to jump between HTML and CSS all the time feels quite productive.
I'm s...
Xcode 4.5 Storyboard 'Exit'
...ard in your App" (it's fifth from the top) The discussion of unwind segues starts at time 37:20.
Update:
Here is some more info on the subject from Apple's documentation
A placeholder object named Exit for unwinding seques. By default, when
a user dismisses a child scene, the view controlle...
How do you keep user.config settings across different assembly versions in .net?
...true. Name it UpgradeRequired or something similar.
Then, at application start you check to see if the flag is set and if it is, call the Upgrade method, set the flag to false and save your configuration.
if (Settings.Default.UpgradeRequired)
{
Settings.Default.Upgrade();
Settings.Default...
What is unit testing? [closed]
... the long run.
If you're not doing unit testing now, I recommend you get started on it. Get a good book, practically any xUnit-book will do because the concepts are very much transferable between them.
Sometimes writing unit tests can be painful. When it gets that way, try to find someone to hel...