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How to unstage large number of files without deleting the content
...he other 99.999% of the time. I didn't read carefully and had to blow away my working copy and re-clone after doing rm .git/index on my working copy.
– phpguru
Feb 8 '17 at 18:55
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Normalize data in pandas
...at you want to normalize separately from C and D.
– Amyunimus
Oct 18 '15 at 19:52
Select the subset and compute as bef...
connecting to MySQL from the command line
How can you connect to MySQL from the command line in a Mac? (i.e. show me the code)
6 Answers
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Convert UNIX epoch to Date object
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Go via POSIXct and you want to set a TZ there -- here you see my (Chicago) default:
R> val <- 1352068320
R> as.POSIXct(val, origin="1970-01-01")
[1] "2012-11-04 22:32:00 CST"
R> as.Date(as.POSIXct(val, origin="1970-01-01"))
[1] "2012-11-05"
R>
Edit: A few years later...
Turn Pandas Multi-Index into column
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For my case where I had 3 index levels inplace reset did not work. Alternative is assigning newly resetted dataframe to a new one: df2 = df.reset_index()
– Gorkem
Mar 15 '18 at 13:30
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Node.js Best Practice Exception Handling
...ized that the Node is terminated whenever I have an unhandled exception in my program. This is different than the normal server container that I have been exposed to where only the Worker Thread dies when unhandled exceptions occur and the container would still be able to receive the request. This r...
Difference between Pig and Hive? Why have both? [closed]
My background - 4 weeks old in the Hadoop world. Dabbled a bit in Hive, Pig and Hadoop using Cloudera's Hadoop VM. Have read Google's paper on Map-Reduce and GFS ( PDF link ).
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express 4.0 , express-session with odd warning message
... Nice. Also, I would recommend to take a look at the docs. In my case it was better to set them to false ( github.com/expressjs/session#resave, github.com/expressjs/session#saveuninitialized ).
– juanra
Sep 15 '16 at 8:58
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git ignore all files of a certain type, except those in a specific subfolder
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Thanks! Although in my case, I realized that I want to ignore nothing in my spec directory at all. So I am able to get away with a very simple !spec. Works like a charm.
– Alex Wayne
Jan 6 '11 at 23:31
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What is the difference between Scala's case class and class?
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@Mitch: True, my bad. Fixed now.
– sepp2k
Feb 22 '10 at 18:56
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