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How to map and remove nil values in Ruby
...ct it 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 t...
Is there a way to follow redirects with command line cURL?
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answered Aug 27 '13 at 20:24
Nathan KuchtaNathan Kuchta
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How do you install ssh-copy-id on a Mac?
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edited Jul 20 '16 at 19:50
answered Sep 4 '14 at 4:52
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What is the IntelliJ shortcut key to create a javadoc comment?
...tual stub
– Ghilteras
Jun 11 '19 at 0:06
@RachelGallen Could assist with this stackoverflow.com/q/61094391/2810718
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Difference between `const shared_ptr` and `shared_ptr`?
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answered Jul 22 '13 at 17:10
Cassio NeriCassio Neri
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How to set limits for axes in ggplot2 R plots?
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Basically you have two options
scale_x_continuous(limits = c(-5000, 5000))
or
coord_cartesian(xlim = c(-5000, 5000))
Where the first removes all data points outside the given range and the second only adjusts the visible area. In most cases you would not see the difference, but if ...
Static implicit operator
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270
This is a conversion operator. It means that you can write this code:
XmlBase myBase = new XmlB...
MYSQL Dump only certain rows
...ion. It should be a valid SQL WHERE clause, like:
--where="date_pulled='2011-05-23'"
You have the column name outside of the quotes.
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Why can't I use an alias in a DELETE statement?
In SQL Server Compact Edition in Visual Studio 2010 (maybe SQL Server and SQL in general, I don't know), this command works:
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CATALINA_OPTS vs JAVA_OPTS - What is the difference?
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GnanamGnanam
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