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Hidden Features of Visual Studio (2005-2010)?
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How do you specify the Java compiler version in a pom.xml file?
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<project>
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<build>
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<plugins>
<plugin>
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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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How to map and remove nil values in Ruby
...t to become the norm very soon.
For example:
numbers = [1, 2, 5, 8, 10, 13]
enum.filter_map { |i| i * 2 if i.even? }
# => [4, 16, 20]
In your case, as the block evaluates to falsey, simply:
items.filter_map { |x| process_x url }
"Ruby 2.7 adds Enumerable#filter_map" is a good read on the s...
What are “named tuples” in Python?
Reading the changes in Python 3.1 , I found something... unexpected:
11 Answers
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Java URL encoding of query string parameters
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URLEncoder is the way to go. You only need to keep in mind to encode only the individual query s...
Do we need semicolon at the end? [duplicate]
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answered Oct 23 '10 at 3:00
John KJohn K
26.7k2828 gold badges133133 silver badges220220 bronze badges
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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...
Are default enum values in C the same for all compilers?
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James McNellisJames McNellis
319k7070 gold badges865865 silver badges944944 bronze badges
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