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Random strings in Python
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Answer to the original question:
os.urandom(n)
Quote from: http://docs.python.org/2/library/os.html
Return a string of n random bytes suitable for cryptographic use.
This function returns random bytes from an OS-specific randomness
source. The returned data should be unpre...
Importing CommonCrypto in a Swift framework
How do you import CommonCrypto in a Swift framework for iOS?
16 Answers
16
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How to change column order in a table using sql query in sql server 2005?
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according to http://msdn.microsoft.com/en-us/library/aa337556.aspx
This task is not supported using Transact-SQL statements.
Well, it can be done, using create/ copy / drop/ rename, as answered by komma8.komma1
Or you can use SQL ...
How does lock work exactly?
...pends on the way you lock. You can find a good list of optimizations here: http://www.thinkingparallel.com/2007/07/31/10-ways-to-reduce-lock-contention-in-threaded-programs/
Basically you should try to lock as little as possible, since it puts your waiting code to sleep. If you have some heavy calc...
Error: “The node to be inserted is from a different document context”
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How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
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Creating a config file in PHP
...nfo' => array(
'appName'=>"App Name",
'appURL'=> "http://yourURL/#/"
)
);
?>
So your database's info stays on the server side, but your app info is accessible from your JavaScript, with for example a $http.get('get_app_info.php').then(...); type of call.
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MongoDB aggregation framework match OR
...e of the same field, use the $in operator instead
of the $or operator.
https://docs.mongodb.com/manual/reference/operator/query/or/#or-versus-in
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Using IQueryable with Linq
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