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Set Colorbar Range in matplotlib
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tom10tom10
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What's the (hidden) cost of Scala's lazy val?
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6 Answers
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how to ignore namespaces with XPath
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168
You can use the local-name() XPath function. Instead of selecting a node like
/path/to/x:somen...
Determine the data types of a data frame's columns
...ata.frame': 5 obs. of 4 variables:
$ y : num 1.03 1.599 -0.818 0.872 -2.682
$ x1: int 1 2 3 4 5
$ x2: logi TRUE TRUE FALSE FALSE FALSE
$ X3: Factor w/ 5 levels "a","b","c","d",..: 1 2 3 4 5
@Gavin Simpson's approach is also streamlined, but provides slightly different information than class()...
How can I obtain the element-wise logical NOT of a pandas Series?
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Small Haskell program compiled with GHC into huge binary
...t's see what's going on, try
$ du -hs A
13M A
$ file A
A: ELF 64-bit LSB executable, x86-64, version 1 (SYSV),
dynamically linked (uses shared libs), for GNU/Linux 2.6.27, not stripped
$ ldd A
linux-vdso.so.1 => (0x00007fff1b9ff000)
libXrandr.so.2 => /usr/lib/lib...
Sample random rows in dataframe
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460
First make some data:
> df = data.frame(matrix(rnorm(20), nrow=10))
> df
X1 ...
How to slice an array in Bash
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edited Jul 24 '18 at 16:35
Nicholas Pipitone
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What does the “|” (single pipe) do in JavaScript?
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Anto
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answered Jun 1 '11 at 0:16
SLaksSLaks
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Map Tiling Algorithm
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answered Jan 20 '13 at 6:44
robert kingrobert king
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