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Quicksort: Choosing the pivot

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How to extract the substring between two markers?

Let's say I have a string 'gfgfdAAA1234ZZZuijjk' and I want to extract just the '1234' part. 18 Answers ...
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Convert a char to upper case using regular expressions (EditPad Pro)

...xample: test this sentence Find what: \([^ ]*\) \(.*\) Replace with: \U\1\E \2 the \U will cause all following chars to be upper the \E will turn off the \U the result will be: TEST this sentence share | ...
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When to use std::size_t?

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How to set the style -webkit-transform dynamically using JavaScript?

... 201 The JavaScript style names are WebkitTransformOrigin and WebkitTransform element.style.webkitTr...
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How to extract text from a string using sed?

...ing line), use a substitution. sed -n 's/.*\([0-9][0-9]*G[0-9][0-9]*\).*/\1/p' share | improve this answer | follow | ...
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How to write multiple line string using Bash with variables?

... kernel="2.6.39" distro="xyz" cat >/etc/myconfig.conf <<EOL line 1, ${kernel} line 2, line 3, ${distro} line 4 line ... EOL cat /etc/myconfig.conf This construction is referred to as a Here Document and can be found in the Bash man pages under man --pager='less -p "\s*Here Documents"'...
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SQL Server : Columns to Rows

...from yourtable unpivot ( indicatorvalue for indicatorname in (Indicator1, Indicator2, Indicator3) ) unpiv; Note, the datatypes of the columns you are unpivoting must be the same so you might have to convert the datatypes prior to applying the unpivot. You could also use CROSS APPLY with UNIO...
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How can I add new keys to a dictionary?

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Looping over a list in Python

...n mylist[:] and your len(x) should be equal to 3. >>> mylist = [[1,2,3],[4,5,6,7],[8,9,10]] >>> for x in mylist: ... if len(x)==3: ... print x ... [1, 2, 3] [8, 9, 10] or if you need more pythonic use list-comprehensions >>> [x for x in mylist if len(x)==3...