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How to set DOM element as the first child?
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SQL Server loop - how do I loop through a set of records
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Print a file's last modified date in Bash
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You can use the
stat
command
stat -c %y "$entry"
More info
%y time of last modification, human-readable
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Sockets: Discover port availability using Java
...it (as suggested by Partly Clodys comment and Ivan's answer) seems to work more reliable.
– stian
Dec 6 '12 at 12:46
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if A vs if A is not None:
...ke a look at the dis.dis()). Correct me if I'm wrong but if A: seems to be more efficient, as soon as you really wants to test the truth value and not the None identity.
– cedbeu
Mar 25 '13 at 1:31
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Limit file format when using ?
...refer to these tables for file types and their magic numbers, to perform a more robust server-side verification.
Here are three good reads on file-uploads and security.
EDIT: Maybe file type verification using its binary signature can also be done on client side using JavaScript (rather than just b...
Passing enum or object through an intent (the best solution)
...ill replace the calls with the code inside the function.
The functions are more familiar as they are similar to the SDK ones.
The IDE will autocomplete these functions which means there is no need to have previous knowledge of the utility class.
One of the downsides is that, if we change the order...
E731 do not assign a lambda expression, use a def
...ect is specifically 'f' instead of the generic '<lambda>'.
This is more useful for tracebacks and string representations in
general. The use of the assignment statement eliminates the sole
benefit a lambda expression can offer over an explicit def statement
(i.e. that it can be embedde...
What do 3 dots next to a parameter type mean in Java?
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It means that zero or more String objects (or a single array of them) may be passed as the argument(s) for that method.
See the "Arbitrary Number of Arguments" section here: http://java.sun.com/docs/books/tutorial/java/javaOO/arguments.html#vararg...
Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
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