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Test if remote TCP port is open from a shell script
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460
As pointed by B. Rhodes, nc (netcat) will do the job. A more compact way to use it:
nc -z <ho...
Remove refs/original/heads/master from git repo after filter-branch --tree-filter?
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330
refs/original/* is there as a backup, in case you mess up your filter-branch. Believe me, it's a...
How to negate the whole regex?
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102
Use negative lookaround: (?!pattern)
Positive lookarounds can be used to assert that a pattern...
How to subtract a day from a date?
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edited Aug 26 '16 at 15:07
Flimm
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what's the difference between “hadoop fs” shell commands and “hdfs dfs” shell commands?
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140
Following are the three commands which appears same but have minute differences
hadoop fs {arg...
What is dynamic programming? [closed]
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10 Answers
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Active
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Random record in ActiveRecord
...a table via ActiveRecord. I've followed the example from Jamis Buck from 2006 .
25 Answers
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How to have an auto incrementing version number (Visual Studio)? [duplicate]
...bute to end with an asterisk, for example:
[assembly: AssemblyVersion("2.10.*")]
Visual studio will increment the final number for you according to these rules (thanks galets, I had that completely wrong!)
To reference this version in code, so you can display it to the user, you use reflection. ...
What, exactly, is needed for “margin: 0 auto;” to work?
I know that setting margin: 0 auto; on an element is used to centre it (left-right). However, I know that the element and its parent must meet certain criteria for the auto margin to work, and I can never seem to get the magic right.
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Adding a build configuration in Xcode
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edited Nov 3 '17 at 19:07
pkamb
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