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Python's os.makedirs doesn't understand “~” in my path
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281
You need to expand the tilde manually:
my_dir = os.path.expanduser('~/some_dir')
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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
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148
Yes, Google is notoriously difficult for looking up punctuation and, unfortunately, Perl does ...
Split comma-separated strings in a column into separate rows
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81
This old question frequently is being used as dupe target (tagged with r-faq). As of today, it h...
Getting the docstring from a function
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251
Interactively, you can display it with
help(my_func)
Or from code you can retrieve it with
m...
Maven: how to do parallel builds?
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Maven 3 (as of beta 1) now supports parallel builds as an experimental feature.
For example,
mvn -T 4 clean install # Builds with 4 threads
mvn -T 1C clean install # 1 thread per cpu core
mvn -T 1.5C clean install # 1.5 thread per cpu core
Full...
Rails migration: t.references with alternative name?
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168
You can do this all in the initial migration/column definition (at least currently in Rails 5)...
Update an outdated branch against master in a Git repo
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Adding Permissions in AndroidManifest.xml in Android Studio?
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137
You can only type them manually, but the content assist helps you there, so it is pretty easy....
How can you use an object's property in a double-quoted string?
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166
When you enclose a variable name in a double-quoted string it will be replaced by that variabl...
How to properly handle a gzipped page when using curl?
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