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How to run cron once, daily at 10pm
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It's running every minute of the hour 22 I guess. Try the following to run it every first minu...
OSError: [Errno 2] No such file or directory while using python subprocess in Django
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Array Length in Java
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edited Apr 23 '18 at 5:17
Azeem
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an...
Python Create unix timestamp five minutes in the future
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Another way is to use calendar.timegm:
future = datetime.datetime.utcnow() + datetime.timedel...
How to define servlet filter order of execution using annotations in WAR
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How to check status of PostgreSQL server Mac OS X
...ok for a command that looks something like this (your version may not be 8.3):
/Library/PostgreSQL/8.3/bin/postgres -D /Library/PostgreSQL/8.3/data
To start the server, execute something like this:
/Library/PostgreSQL/8.3/bin/pg_ctl start -D /Library/PostgreSQL/8.3/data -l postgres.log
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Specifying Maven's local repository location as a CLI parameter
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Show pending migrations in rails
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rake db:migrate:status (Rails 3 to 5) or rails db:migrate:status (Rails 5) will accomplish this. See this commit.
up means the migration has been run. down means the migration has not been run.
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What does numpy.random.seed(0) do?
..., 0.65, 0.44, 0.89])
>>> numpy.random.rand(4)
array([ 0.96, 0.38, 0.79, 0.53])
(pseudo-)random numbers work by starting with a number (the seed), multiplying it by a large number, adding an offset, then taking modulo of that sum. The resulting number is then used as the seed to gen...
git: difference between “branchname” and “refs/heads/branchname”
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