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encryption/decryption with multiple keys
...multi-key encryption in standard.
The following command will encrypt doc.txt using the public key for Alice and the public key for Bob. Alice can decrypt using her private key. Bob can also decrypt using his private key.
gpg --encrypt --recipient alice@example.com \
--recipient bob@example.com...
Is it worth hashing passwords on the client side
...sword on the client side is only just better than submitting it as plain text to the server. Someone, who can listen for your plain text passwords is certainly also able to listen for hashed passwords, and use these captured hashes him/herself to authenticate against your server.
For this matter, m...
How to sort an array in Bash
I have an array in Bash, for example:
16 Answers
16
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Count, size, length…too many choices in Ruby?
...r arrays and hashes size is an alias for length. They are synonyms and do exactly the same thing.
count is more versatile - it can take an element or predicate and count only those items that match.
> [1,2,3].count{|x| x > 2 }
=> 1
In the case where you don't provide a parameter to co...
What is the best way to implement nested dictionaries?
...lt where apropos, so when keys are missing under normal usage you get the expected KeyError. If you insist on getting this behavior, here's how to shoot yourself in the foot:
Implement __missing__ on a dict subclass to set and return a new instance.
This approach has been available (and documented) ...
What is a bank conflict? (Doing Cuda/OpenCL programming)
...ody help me understand it? I have no preference if the help is in the context of CUDA/OpenCL or just bank conflicts in general in computer science.
...
JavaScript unit test tools for TDD
...nd Karma be used together?
pros:
Uses node.js, so compatible with Win/OS X/Linux
Run tests from a browser or headless with PhantomJS
Run on multiple clients at once
Option to launch, capture, and automatically shut down browsers
Option to run server/clients on development computer or separately
Ru...
ASP.NET MVC ambiguous action methods
...valueName;
}
public override bool IsValidForRequest(ControllerContext controllerContext, MethodInfo methodInfo) {
return (controllerContext.HttpContext.Request[ValueName] != null);
}
public string ValueName { get; private set; }
}
In the above example, the attribute simply ...
Find location of a removable SD card
Is there an universal way to find the location of an external SD card?
22 Answers
22
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