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What does the “+” (plus sign) CSS selector mean?
...the style will not be applied to any elements. This also goes for the > combinator, by the way.
See also Microsoft's overview for CSS compatibility in Internet Explorer.
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Find difference between timestamps in seconds in PostgreSQL
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Flushing footer to bottom of the page, twitter bootstrap
...ed in). Any ideas what is the problem? Here is some details: stackoverflow.com/questions/18621090/…
– pupadupa
Sep 5 '13 at 10:43
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Regex Email validation
...It is not right, fail to catch at least two invalid formats: "Abc.@example.com" , "Abc..123@example.com"
– sean717
Aug 22 '12 at 5:22
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How do I extract text that lies between parentheses (round brackets)?
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itsadok
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answered Dec 18 '08 at 16:42
DiadistisDiadistis
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Java Array Sort descending?
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You can use this:
Arrays.sort(data, Collections.reverseOrder());
Collections.reverseOrde...
MySQL selecting yesterday's date
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SELECT SUBDATE(NOW(),1);
where now() function returs current date and time of system in Times...
Rspec doesn't see my model Class. uninitialized constant error
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Your spec_helper file is missing some important commands. Specifically, it's not including config/environment and initializing rspec-rails.
You can add the following lines to the start of your spec/spec_helper.rb file
ENV["RAILS_ENV"] ||= 'test'
require File.expand_path...
Converting 'ArrayList to 'String[]' in Java
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BozhoBozho
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An explicit value for the identity column in table can only be specified when a column list is used
...1, 1)" - your answer is absolutely right. But MySQL and Oracle has another commands for it (and it gets non-obvious, please look at w3schools.com/sql/sql_autoincrement.asp)
– Aleksandr Khomenko
Apr 12 '16 at 8:24
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