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What's the fuss about Haskell? [closed]
...m. It's strictly typed, but the type inference engine makes it feel like a Python program that magically tells you when you've done a stupid type-related mistake. Haskell's error messages in this regard are somewhat lacking, but as you get more acquainted with the language you'll say to yourself: th...
How to parse XML in Bash?
... called from shell scripts include:
4xpath - command-line wrapper around Python's 4Suite package
XMLStarlet
xpath - command-line wrapper around Perl's XPath library
Xidel - Works with URLs as well as files. Also works with JSON
I also use xmllint and xsltproc with little XSL transform scripts to...
Pandas every nth row
...es a row/column slice, both based on integer position and following normal python syntax.
df.iloc[::5, :]
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How does the algorithm to color the song list in iTunes 11 work? [closed]
...algorithm)[leptonica.com/papers/mediancut.pdf]. I just implemented this in python in about 2 hours just form the description in the paper, and prefer it to my implementation of Seth's algorithm above. I like the results a bit better, but most importantly it is quite a bit faster (of course, I could ...
Open a buffer as a vertical split in VIM
...
you can use Neovim,like that:
autocmd FileType python nmap <F5> :rightbelow vertical split <bar> :term python %<cr>
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How do I request a file but not save it with Wget? [closed]
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Not the answer you're looking for? Browse other questions tagged linux caching wget or ask your own question.
How to increase code font size in IntelliJ?
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To change font size using the keyboard
In Windows or Linux press Ctrl+Shift+A
In MAC press CMD+Shift+A
In the popup frame, type Increase font size or Decrease font size, and then click Enter.
Font grows larger or smaller.
...
Find the host name and port using PSQL commands
...ll give you postgres port number
\conninfo
If postgres is running on Linux server, you can also use the following command
sudo netstat -plunt |grep postgres
OR (if it comes as postmaster)
sudo netstat -plunt |grep postmaster
and you will see something similar as this
tcp 0 0...
Ubuntu says “bash: ./program Permission denied” [closed]
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I used to think this would only happen on non Unix/Linux native partitions such as FAT32, and would not happen on /tmp. It turns out my tmpfs /tmp suffers same problem, and I have to copy the executable file into a real native volume, i.e. my home folder ~ in a ext4 partition...
What is an idiomatic way of representing enums in Go?
...atured enum similar to the type you'd see in another language like Java or Python?
A very simple way to create an object that starts to look and feel like a string enum in Python would be:
package main
import (
"fmt"
)
var Colors = newColorRegistry()
func newColorRegistry() *colorRegistry {...