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How do I associate a Vagrant project directory with an existing VirtualBox VM?
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– Casey Robinson
Feb 23 '17 at 16:32
# test1 and test2 boxes... for box in test1 test2; do virtualboxid=$(VBoxManage...
Remove duplicated rows using dplyr
... @hadley I like the unique() and distinct() function, however, they all remove the 2nd duplicate from the data frame. what if I want to have all 1st encounters of the duplicate value removed? How could this be done? Thanks for any help!
– FlyingDutch
Feb...
How to construct a timedelta object from a simple string
...on, without having to resort to external libraries such as dateutil or manually parsing the input, is to use datetime's powerful strptime string parsing method.
from datetime import datetime, timedelta
# we specify the input and the format...
t = datetime.strptime("05:20:25","%H:%M:%S")
# ...and us...
gulp globbing- how to watch everything below directory
This is a pretty dumb question, but I haven't really been able to find a satisfactory answer: How do I use gulp globbing to select all files in all subdirectories below a certain directory?
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Deserializing JSON data to C# using JSON.NET
...eserialization" attack. Please refer to owasp.org/www-project-top-ten/OWASP_Top_Ten_2017/…
– Matias Bello
Sep 14 at 0:34
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What is in your .vimrc? [closed]
Vi and Vim allow for really awesome customization, typically stored inside a .vimrc file. Typical features for a programmer would be syntax highlighting, smart indenting and so on.
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How do you run a crontab in Cygwin on Windows?
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You need to also install cygrunsrv so you can set cron up as a windows service, then run cron-config.
If you want the cron jobs to send email of any output you'll also need to install either exim or ssmtp (before running cron-config.)
See /usr/...
How to convert from System.Enum to base integer?
... enum can have different underlying types (int, long, byte...).
More formally: System.Enum has no direct inheritance relationship with Int32 (though both are ValueTypes), so the explicit cast cannot be correct within the type system
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Get most recent file in a directory on Linux
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A minor issue: This version pipes all the output of ls to tail, then prints only the LAST line. IMHO it is better to sort in ascending order and use head instead, as chaos suggested. After printing the first line head quits, so sending the next line (actually...
Converting XML to JSON using Python?
... It's already been mentioned in newer answers. It still only covers a small subset of valid XML constructs, but probably the majority of what people use in practice.
– Dan Lenski
Dec 5 '18 at 11:48
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