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Check whether a string contains a substring
...ve to double-escape characters (in this variable string), that are special for regular expressions (like :).
– evgeny9
Apr 2 '13 at 14:10
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“Ago” date/time functions in Ruby/Rails
..._in_words(from_time, to_time)
time_ago_in_words(from_time)
Check the API for details and more options.
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back button callback in navigationController in iOS
...iew automatically. I want to do a few things when back button is pressed before popping the view off the stack. Which is the back button callback function?
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difference between each.with_index and each_with_index in Ruby?
... each_with_index does the same thing, but has no optional starting index.
For example:
[:foo, :bar, :baz].each.with_index(2) do |value, index|
puts "#{index}: #{value}"
end
[:foo, :bar, :baz].each_with_index do |value, index|
puts "#{index}: #{value}"
end
Outputs:
2: foo
3: bar
4: baz
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Should I use encoding declaration in Python 3?
Python 3 uses UTF-8 encoding for source-code files by default. Should I still use the encoding declaration at the beginning of every source file? Like # -*- coding: utf-8 -*-
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How can I keep my fork in sync without adding a separate remote?
Let's assume there is a repository someone/foobar on GitHub, which I forked to me/foobar .
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Getting “unixtime” in Java
...rimitive long (lower-case-l long) not a boxed object long (capital-L Long) for the unixTime variable's type.
long unixTime = System.currentTimeMillis() / 1000L;
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Are static fields inherited?
When static members are inherited, are they static for the entire hierarchy, or just that class, i.e.:
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composer: How to find the exact version of a package?
Suppose I'm writing a library A, that depends on another library, monolog for instance.
5 Answers
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PowerShell and the -contains operator
...it should be noted that the -Match operator uses regular expressions to perform text matching.
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