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how do I check in bash whether a file was created more than x time ago?
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140
Only for modification time
if test `find "text.txt" -mmin +120`
then
echo old enough
fi
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How to convert a string into double and vice versa?
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12 Answers
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Delete all documents from index/type without deleting type
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15 Answers
15
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Updating packages in Emacs
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165
In order to automatically update the list of packages, only if there is no package list alrea...
How to empty a redis database?
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199
You have two options:
FLUSHDB - clears currently active database
FLUSHALL - clears all the e...
How can I have linked dependencies in a git repo?
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1 Answer
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Difference between make and build in Android Studio
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135
Most of the time you should use Make Project. Sometimes, after adding libraries and making big...
How to see log files in MySQL?
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164
Here is a simple way to enable them. In mysql we need to see often 3 logs which are mostly nee...
How to 'bulk update' with Django?
....models import F
Entry.objects.all().update(n_pingbacks=F('n_pingbacks') + 1)
See the documentation.
However, note that:
This won't use ModelClass.save method (so if you have some logic inside it won't be triggered).
No django signals will be emitted.
You can't perform an .update() on a slice...
GitHub: make fork an “own project”
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answered Dec 31 '14 at 8:38
Oleh PrypinOleh Prypin
27.4k77 gold badges7676 silver badges9191 bronze badges
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