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How to select lines between two marker patterns which may occur multiple times with awk/sed

...ssary: $ awk '/abc/{flag=1;next}/mno/{flag=0}flag' file def1 ghi1 jkl1 def2 ghi2 jkl2 How does this work? /abc/ matches lines having this text, as well as /mno/ does. /abc/{flag=1;next} sets the flag when the text abc is found. Then, it skips the line. /mno/{flag=0} unsets the flag when the...
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How to write a foreach in SQL Server?

... 352 You seem to want to use a CURSOR. Though most of the times it's best to use a set based solution...
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Extract a substring from a string in Ruby using a regular expression

... | edited Sep 24 '18 at 16:43 Iulian Onofrei 6,77988 gold badges5252 silver badges9393 bronze badges ...
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Run a PHP file in a cron job using CPanel

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Xcode: Build Failed, but no error messages

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Undoing a 'git push'

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What is the difference between a.getClass() and A.class in Java?

... | edited Oct 30 '16 at 12:47 answered Jun 8 '12 at 11:16 ...
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Check if an array is empty or exists

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Type hinting a collection of a specified type

... Answering my own question; the TLDR answer is No Yes. Update 2 In September 2015, Python 3.5 was released with support for Type Hints and includes a new typing module. This allows for the specification of types contained within collections. As of November 2015, JetBrains PyCharm 5.0 f...
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What's the difference between a temp table and table variable in SQL Server?

In SQL Server 2005, we can create temp tables one of two ways: 12 Answers 12 ...