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How do you detect Credit card type based on number?
..._brand;
}
Here you can play with it:
http://jsfiddle.net/upN3L/69/
For PHP use this function, this detects some sub VISA/MC cards too:
/**
* Obtain a brand constant from a PAN
*
* @param string $pan Credit card number
* @param bool $include_sub_types Include detection of...
Understanding Node.js modules: multiple requires return the same object?
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node.js has some kind of caching implemented which blocks node from reading files 1000s of times while executing some huge server-projects.
This cache is listed in the require.cache object. I have to note that this object is read/writeable which gives the ability to delete f...
Error message 'Unable to load one or more of the requested types. Retrieve the LoaderExceptions prop
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It can also happen if your referenced DLL is "blocked". Right click on it, and select "unblock"
– Ben
Jun 10 '10 at 10:05
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Globally override key binding in Emacs
...erved for users; they are the only sequences reserved for users, so do not block them."
If you bind your personal global bindings to C-c plus a letter, then you "should" be safe. However, this is merely a convention, and any mode is still able to override your bindings.
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Is there any way to prevent input type=“number” getting negative values?
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This will block a negative number from being entered using the arrow buttons / spinner. However, the user can still manually enter in a negative number and have that field's value read as a negative number, thus bypassing the min attri...
What is the difference between server side cookie and client side cookie?
...per A secure cookie protocol
Session Pros:
generally easier to use, in PHP there's probably not much difference.
unlimited storage
Session Cons:
more difficult to scale
on web server restarts you can lose all sessions or not depending on the implementation
not RESTful
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Is a one column table good design? [closed]
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I've used them in the past. One client of mine wanted to auto block anyone trying to sign up with a phone number in this big list he had so it was just one big blacklist.
share
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improv...
Make .git directory web inaccessible
....git directory must be created under a real user account, so we can simply block the access by changing the permission. Moreover, this approach doesn't introduce any new file, nor affect the git commands.
The command can be:
chmod -R o-rx .git
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How to redirect 404 errors to a page in ExpressJS?
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@JonathanBechtel As in have the above code block after your non erroneous URL routes.
– Sushant Gupta
Nov 19 '17 at 10:12
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What does multicore assembly language look like?
...iting until a certain condition becomes true. It is typically used as a
blocking construct in the context of shared-memory synchronization. When using futexes, the majority of the synchronization
operations are performed in user space. A user-space program employs the futex() system call onl...