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Ruby, Difference between exec, system and %x() or Backticks

...this method. For example: >> system("date") Wed Sep 4 22:03:44 CEST 2013 => true The invoked program will use the current STDIN, STDOUT and STDERR objects of your Ruby program. In fact, the actual return value is either true, false or nil. In the example the date was printed through the ...
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How to make rounded percentages add up to 100%

... answered Nov 20 '12 at 23:02 vvohra87vvohra87 4,94444 gold badges1818 silver badges3333 bronze badges ...
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What's an object file in C?

... answered Oct 10 '11 at 20:36 cHaocHao 76.3k1818 gold badges132132 silver badges164164 bronze badges ...
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How to print the current Stack Trace in .NET without any exception?

...omeone's looking for it. – Rory Apr 20 '16 at 22:43 7 ...
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What exactly is Java EE?

... | edited Jun 20 at 9:12 Community♦ 111 silver badge answered Sep 3 '11 at 20:27 ...
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Explaining difference between automaticallyAdjustsScrollViewInsets, extendedLayoutIncludesOpaqueBars

...the layout. – Vladimír Slavík May 20 '15 at 7:55  |  show 11 more comments ...
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Animate scroll to ID on page load

...top }, 1000); And you can also add a delay to it: $("html, body").delay(2000).animate({scrollTop: $('#title1').offset().top }, 2000); share | improve this answer | follow...
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MySQL WHERE: how to write “!=” or “not equals”?

... answered Jul 10 '12 at 20:53 RolandoMySQLDBARolandoMySQLDBA 40.6k1515 gold badges8181 silver badges124124 bronze badges ...
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Landscape printing from HTML

...n'. – Magnus Smith Nov 10 '09 at 16:20 1 @page size Does not seem to work on all modern browsers,...
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Difference between \A \z and ^ $ in Ruby regular expressions

... answered Aug 20 '13 at 20:20 Chun YangChun Yang 1,8651919 silver badges1616 bronze badges ...