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Is there shorthand for returning a default value if None in Python? [duplicate]
... This will return "default" if x is any falsy value, e.g. None, [], "", etc. but is often good enough and cleaner looking.
– FogleBird
Dec 4 '12 at 19:45
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How to see the changes in a Git commit?
..., a tag object that points to a tag object that points to a commit object, etc.
See gitrevision "SPECIFYING REVISIONS" to reference a commit-ish.
See also "What does tree-ish mean in Git?".
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How do you comment out code in PowerShell?
...e: Send-MailMessage -To bob@bob.com #This is a comment -Subject "Help Me!" etc.
– CitizenRon
May 25 '17 at 20:05
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How do you return the column names of a table?
...but is a succinct approach when connecting to a database via Python/Java/C/etc.
– Arthur Hebert
Mar 29 '19 at 17:53
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Unable to resolve host “”; No address associated with hostname [closed]
...uter to sleep or changing the network connection (going from work to home, etc), then attempting to use the same emulator again. Closing and re-launching the emulator resolves the problem in this case.
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Iterate through pairs of items in a Python list [duplicate]
...xecutes). It doesn't work on generators, only sequences (tuple, list, str, etc).
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Pass Additional ViewData to a Strongly-Typed Partial View
...ly useful when you're extending the ViewData dictionary for child partials etc
– developius
Apr 3 at 3:10
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Is Unit Testing worth the effort? [closed]
...'m involved with doesn't Unit Test well (web application user interactions etc.), but even so we're all test infected in this shop, and happiest when we've got our tests tied down. I can't recommend the approach highly enough.
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Git commit in terminal opens VIM, but can't get back to terminal
...n your terminal, where myFavoriteEdior can be vi, gedit, subl(for sublime) etc.
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Create a matrix of scatterplots (pairs() equivalent) in ggplot2
...g ggplot 's nice features like mapping additional factors to color, shape etc. and adding smoother?
3 Answers
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