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How can I recover a lost commit in Git?
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Just to mention: if you know the branch name: git reflog <branchname> can be quite useful, since you see the changes of just one branch.
– Markus Schreiber
Jun 9 at 13:47
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How to implement history.back() in angular.js
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I've changed the example a bit. Now there are two buttons (back and forward). It uses jQuery now, which means scope.$apply() is needed on click.
– asgoth
Dec 28 '12 at 14:24
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How do I perform the SQL Join equivalent in MongoDB?
...mmend specific use cases for $lookup, but at least as of 3.2 doing join is now possible with MongoDB.
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How to get image size (height & width) using JavaScript?
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This is now supported in IE9 and all modern web browsers.
– Aaron
May 18 '12 at 15:08
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Find out which remote branch a local branch is tracking
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BTW, the newest versions of git (1.8.5.x) also now show the upstream branch during git status and git status -sb -- so once you upgrade to 1.8.5.x, this question (and answer) is irrelevant.
– jdsumsion
Dec 17 '13 at 19:32
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Re-raise exception with a different type and message, preserving existing information
...ture, the __cause__ attribute is set. The built-in exception handler also knows how to report the exception's “cause” and “context” along with the traceback.
In Python 2, it appears this use case has no good answer (as described by Ian Bicking and Ned Batchelder). Bummer.
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How can I start PostgreSQL server on Mac OS X?
...al/var/postgres stop
Start automatically
"To have launchd start postgresql now and restart at login:"
brew services start postgresql
What is the result of pg_ctl -D /usr/local/var/postgres -l /usr/local/var/postgres/server.log start?
What is the result of pg_ctl -D /usr/local/var/postgres status?
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Printing without newline (print 'a',) prints a space, how to remove?
...ly make a single call to print. Note that string concatenation using += is now linear in the size of the string you're concatenating so this will be fast.
>>> for i in xrange(20):
... s += 'a'
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>>> print s
aaaaaaaaaaaaaaaaaaaa
Or you can do it more directly using sys.std...
Quickly reading very large tables as dataframes
... implementation that would slow things down. In my case, I am assuming I know the types of the columns ahead of time, the table does not contain any column headers or row names, and does not have any pathological characters that I have to worry about.
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Using Pylint with Django
...24, but they've started using the shlex package, and broken something else now. I had to add gen.wordchars += "[]-+" at line 135 to get it to work...
– simon
Oct 1 '11 at 21:01
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