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Find the host name and port using PSQL commands
I have PSQL running, and am trying to get a perl application connecting to the database. Is there a command to find the current port and host that the database is running on?
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How to avoid Python/Pandas creating an index in a saved csv?
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edited Aug 16 '18 at 20:31
ayhan
51.5k1010...
How can I add a vertical scrollbar to my div automatically?
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You need to assign some height to make the overflow: auto; property work.
For testing purpose, add height: 100px; and check.
and also it will be better if you give overflow-y:auto; instead of overflow: auto;, because this makes the element to scroll only vertical but not horizontal.
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convert String to DateTime
I need to parse following String into a DateTime Object:
30/Nov/2009:16:29:30 +0100
8 Answers
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Javascript Array of Functions
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answered Feb 5 '11 at 17:32
Darin DimitrovDar...
How do I remove blank elements from an array?
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There are many ways to do this, one is reject
noEmptyCities = cities.reject { |c| c.empty? }
You can also use reject!, which will modify cities in place. It will either return cities as its return value if it rejected something, or nil if no rejections are made. That can b...
Node.js version on the command line? (not the REPL)
I want to get the version of Node.js on the command line. I'm expecting to run a command like:
14 Answers
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virtualenvwrapper and Python 3
I installed python 3.3.1 on ubuntu lucid and successfully created a virtualenv as below
9 Answers
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How do I detect if Python is running as a 64-bit application? [duplicate]
I'm doing some work with the windows registry. Depending on whether you're running python as 32-bit or 64-bit, the key value will be different. How do I detect if Python is running as a 64-bit application as opposed to a 32-bit application?
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What's the difference between equal?, eql?, ===, and ==?
... default that == calls the method equal? which returns true when both operands refer to exactly the same object.
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