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Selecting data frame rows based on partial string match in a column
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150
I notice that you mention a function %like% in your current approach. I don't know if that's a ...
Array initializing in Scala
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Vasil RemeniukVasil Remeniuk
19.7k55 gold badges6666 silver badges8181 bronze badges
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show all tags in git log
...have the following situation (assuming that it points at some commit)
35805ce <--- 5b7b4ead <=== refs/tags/A
(commit) tag A
(tag)
Please also note that "git tag -f A A" (notice the absence of options forcing it to be an annotated tag) is a noop - it doesn't...
Python unittests in Jenkins?
...all last):
File "/opt/python-2.6.1/lib/python2.6/site-packages/unittest2-0.5.1-py2.6.egg/unittest2/case.py", line 340, in run
testMethod()
File "/home/damien/tests.py", line 16, in test_fail
self.assertEqual(11, 7 + 3)
File "/opt/python-2.6.1/lib/python2.6/site-packages/unittest2-0.5.1-py2.6.egg/uni...
Why do some C# lambda expressions compile to static methods?
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What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort
...ic notation eg 1.234E10 but is slower and subject to rounding error (1.2345678 could come after 1.2345679), numeric sort is just a regular alphabetic sort that knows 10 comes after 9.
See http://www.gnu.org/software/coreutils/manual/html_node/sort-invocation.html
‘-g’ ‘--general-nume...
++someVariable vs. someVariable++ in JavaScript
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250
Same as in other languages:
++x (pre-increment) means "increment the variable; the value of t...
Create an index on a huge MySQL production table without table locking
I need to create an index on a ~5M rows MySQL table. It is a production table, and I fear a complete block of everything if I run a CREATE INDEX statement...
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