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What is the difference between encrypting and signing in asymmetric encryption?
...om data, keep in it a database AND sign it with your key.
I would like to include my public key in my software to decrypt/read the signature of the key.
You'll probably need to purchase a certificate for your public key from a commercial provider like Verisign or Thawte, so that people may check t...
Capture Image from Camera and Display in Activity
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Running a command as Administrator using PowerShell?
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Is there a Pattern Matching Utility like GREP in Windows?
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PowerShell (included as standard on Windows 7/2008R2, optional for XP/2003/Vista/2008) which includes the select-string cmdlet for this purpose.
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What's the best way to store a group of constants that my program uses? [closed]
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Base64 encoding and decoding in client-side Javascript
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How to check an Android device is HDPI screen or MDPI screen?
... break;
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EDIT Be aware that as Android evolves, other values should be included in the switch cases. As of this edit, this includes DisplayMetrics.DENSITY_TV and DisplayMetrics.DENSITY_XXHIGH. Consult the docs for the latest info; I'm not going to bother maintaining this answer.
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Check if null Boolean is true results in exception
...ook at one of the other answers for a native solution that doesn't require including an external library.)
Don't reinvent the wheel. Leverage what's already been built and use isTrue():
BooleanUtils.isTrue( bool );
Checks if a Boolean value is true, handling null by returning false.
If you're ...
https URL with token parameter : how secure is it?
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Best documentation for Boost:asio?
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Some nice documentation on boost including a chapter on asio can be found in a (free) boost book at http://en.highscore.de/cpp/boost/index.html. The chapter on asio provides a general overview and then goes as far as how to develop your own custom asio exten...