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Efficiently test if a port is open on Linux?
...n, stdout, and stderr. 5 is sometimes used by Bash for child processes, so 3,4,6,7,8, and 9 should be safe.
As per the comment below, to test for listening on a local server in a script:
exec 6<>/dev/tcp/127.0.0.1/445 || echo "No one is listening!"
exec 6>&- # close output connection
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Passing multiple values to a single PowerShell script parameter
...s to the script, pass it as an array:
myScript.ps1 -Hosts host1,host2,host3 -VLAN 2
...or something similar.
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Get the name of the currently executing method
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340
Even better than my first answer you can use __method__:
class Foo
def test_method
__me...
Python strftime - date without leading 0?
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answered Jan 15 '10 at 16:38
RyanRyan
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How to un-escape a backslash-escaped string?
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139
>>> print '"Hello,\\nworld!"'.decode('string_escape')
"Hello,
world!"
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Check if an array is empty or exists
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edited Jul 31 '12 at 15:37
answered Jul 31 '12 at 15:30
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grant remote access of MySQL database from any IP address
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TO 'user'@'%'
% is a wildcard - you can also do '%.domain.com' or '%.123.123.123' and things like that if you need.
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Is there a way to ignore a single FindBugs warning?
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315
The FindBugs initial approach involves XML configuration files aka filters. This is really les...
Remove the error indicator from a previously-validated EditText widget
...oris StrandjevBoris Strandjev
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How to loop backwards in python? [duplicate]
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302
range() and xrange() take a third parameter that specifies a step. So you can do the following...