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How to select lines between two marker patterns which may occur multiple times with awk/sed
... if flag is equal 1 the line is printed.
For a more detailed description and examples, together with cases when the patterns are either shown or not, see How to select lines between two patterns?.
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Check if a string contains an element from a list (of strings)
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With LINQ, and using C# (I don't know VB much these days):
bool b = listOfStrings.Any(s=>myString.Contains(s));
or (shorter and more efficient, but arguably less clear):
bool b = listOfStrings.Any(myString.Contains);
If you wer...
write a shell script to ssh to a remote machine and execute commands
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There are multiple remote linux machines, and I need to write a shell script which will execute the same set of commands in each machine. (Including some sudo operations). How can this be done using shell scripting?
You can do this with ssh, for example:
#!/bin/ba...
Positioning element at center of screen
...creen irrespective of screen size. In other words, the space left on 'top' and 'bottom' should be equal and space left on 'right' and 'left' sides should be equal. I would like to accomplish this with only CSS.
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How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
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For better understanding, I would replace the 65 with 'A'
– Stef Heyenrath
Nov 11 '11 at 11:12
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Targeting .NET Framework 4.5 via Visual Studio 2010
... Studio 2010. Unfortunately I am not, even manually removing certain 4.0 and adding the corresponding 4.5 assemblies resulted in the original 4.0 assemblies still being referenced in the project.
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Swift compiler segmentation fault when building
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When you run into a compiler segfault in Swift, you don't get a handy line number and error message. Here's how you can track the problem down:
Create a new file called SegFaultDebugger.swift in your project.
In this new file, define an extension to the class that's giving you problems.
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How do I get IntelliJ to recognize common Python modules?
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Just create and add Python SDK
File -> Project Structure -> Project -> Project SDK -> new
and select the installation path of your Python interpreter (for
example, C:\Python26 in windows and /usr/bin/python2.7 in Linux) as...
Frequency table for a single variable
One last newbie pandas question for the day: How do I generate a table for a single Series?
4 Answers
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Mongodb Explain for Aggregation framework
...t, $geonear at the beginning of a pipeline) as well as subsequent $lookup and $graphLookup stages. Once data has been fetched into the aggregation pipeline for processing (e.g. passing through stages like $project, $unwind, and $group) further manipulation will be in-memory (possibly using temporar...