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How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
...er Port Status Owner Data directory Log file
11 main 5432 online postgres /var/lib/postgresql/11/main /var/log/postgresql/postgresql-11-main.log
$ sudo systemctl stop postgresql@11-main
$ sudo pg_dropcluster --stop 11 main
$ sudo pg_createcluster --start 11 main
Option B
If yo...
How can I do DNS lookups in Python, including referring to /etc/hosts?
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answered May 10 '10 at 18:36
Jochen RitzelJochen Ritzel
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How to write header row with csv.DictWriter?
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3 Answers
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Install dependencies globally and locally using package.json
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answered May 30 '12 at 9:05
Jason LivesayJason Livesay
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How do I put a variable inside a string?
.... For more details, see the Python documentation:
https://docs.python.org/3/library/stdtypes.html#printf-style-string-formatting
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Check if OneToOneField is None in Django
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Thank you for this solution. Unfortunately, this doesn't work all the time. In case you want to work with select_related() now or in the fut...
Maven project.build.directory
...the super pom.
You find the jar here:
${M2_HOME}/lib/maven-model-builder-3.0.3.jar
Open the jar with 7-zip or some other archiver (or use the jar tool).
Navigate to
org/apache/maven/model
There you'll find the pom-4.0.0.xml.
It contains all those "short cuts":
<project>
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&...
How to replace captured groups only?
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383
A solution is to add captures for the preceding and following text:
str.replace(/(.*name="\w+...
How to get the last element of an array in Ruby?
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edited Dec 26 '11 at 23:15
answered Dec 26 '11 at 23:07
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What is the HEAD in git?
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edited Nov 30 '16 at 12:30
Maroun
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