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How can I find out if I have Xcode commandline tools installed?
...ebuild -version
will give you the xcode version, run it via Terminal command
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Retina displays, high-res background images
...wer, here is the retina detection query I tend to use:
@media
only screen and (-webkit-min-device-pixel-ratio: 2),
only screen and ( min--moz-device-pixel-ratio: 2),
only screen and ( -o-min-device-pixel-ratio: 2/1),
only screen and ( min-device-pixel-ratio: 2),
only screen and ( ...
Resolve conflicts using remote changes when pulling from Git remote
...em in the history again, you're not asking how to pull - pull means merge, and you don't need to merge. All you need do is this:
# fetch from the default remote, origin
git fetch
# reset your current branch (master) to origin's master
git reset --hard origin/master
I'd personally recommend creati...
Sort a list from another list IDs
...iciency in your question. IndexOf is perfectly acceptable for your example and nice and simple. If you had a lot of data my answer might be better suited. stackoverflow.com/questions/3663014/…
– Jodrell
Mar 7 '13 at 17:20
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cocktail party algorithm SVD implementation … in one line of code?
... a slide within the introductory lecture on machine learning by Stanford's Andrew Ng at Coursera, he gives the following one line Octave solution to the cocktail party problem given the audio sources are recorded by two spatially separated microphones:
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error: use of deleted function
I've been working on some C++ code that a friend has written and I get the following error that I have never seen before when compiling with gcc4.6:
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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
Why do Scala and frameworks like Spark and Scalding have both reduce and foldLeft ? So then what's the difference between reduce and fold ?
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Differences between Agda and Idris
I'm starting to dive into dependently-typed programming and have found that the Agda and Idris languages are the closest to Haskell, so I started there.
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How do I update zsh to the latest version?
...ose to uninstall it on purpose since it was messing with gem installations and it was really frustrating to find a workaround. Thanks anyway.
– Can
Jul 15 '13 at 12:55
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Remove columns from dataframe where ALL values are NA
I'm having trouble with a data frame and couldn't really resolve that issue myself:
The dataframe has arbitrary properties as columns and each row represents one data set .
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