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How do I search within an array of hashes by hash values in ruby?
...ect (also called find_all):
@fathers.select {|father| father["age"] > 35 }
# => [ { "age" => 40, "father" => "Bob" },
# { "age" => 50, "father" => "Batman" } ]
Per the documentation, it "returns an array containing all elements of [the enumerable, in this case @fathers] for...
Fastest way to iterate over all the chars in a String
...
354
FIRST UPDATE: Before you try this ever in a production environment (not advised), read this fir...
BigDecimal setScale and round
...ce to the right, the difference will become clear:
// 1.
new BigDecimal("35.3456").round(new MathContext(4, RoundingMode.HALF_UP));
//result = 35.35
// 2.
new BigDecimal("35.3456").setScale(4, RoundingMode.HALF_UP);
// result = 35.3456
...
Declaring variables inside or outside of a loop
...|
edited Aug 6 '17 at 13:35
answered Jan 10 '12 at 13:12
Mi...
Rounding BigDecimal to *always* have two decimal places
... 1.12]
– Grzegorz Dev
Oct 14 '16 at 5:30
5
Thanks for RoundingMode.HALF_UP. As per documentation ...
Error to install Nokogiri on OSX 10.9 Maverick?
...
245
You can also install Nokogiri on Mac OS X 10.9 Mavericks with full XCode Install using:
gem ins...
Must qualify the allocation with an enclosing instance of type GeoLocation
...
150
Hi I found a solution for this ;-)
This error happens because you're trying to create an ins...
Node.js - Find home directory in platform agnostic way
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5 Answers
5
Active
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Does MySQL foreign_key_checks affect the entire database?
...en set the way you did in your question.
https://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html
According to this, FOREIGN_KEY_CHECKS is "Both" for scope. This means it can be set for session:
SET FOREIGN_KEY_CHECKS=0;
or globally:
SET GLOBAL FOREIGN_KEY_CHECKS=0;
...
$(this).val() not working to get text from span using jquery
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Rory McCrossan
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answered Aug 25 '10 at 15:56
Nick Craver♦Nick Craver
...