P. A. Praveen prvn-pa

How to add an image to a gist

Create a gist if you haven't already.

Clone your gist:

# make sure to replace `<hash>` with your gist's hash
git clone https://gist.github.com/<hash>.git # with https
git clone git@gist.github.com:<hash>.git     # or with ssh

Overview of Python Packages for Scientific Computing

Resources

The Python Package Index (PyPI) is a repository of software for the Python programming language.
NumFOCUS is a nonprofit that supports open source scientific computing.
Best Practices in Scientific Computing.

ffmpeg

Converting Audio into Different Formats / Sample Rates

Minimal example: transcode from MP3 to WMA:
ffmpeg -i input.mp3 output.wma

You can get the list of supported formats with:
ffmpeg -formats

You can get the list of installed codecs with:

People

`:bowtie:`	😄 `:smile:`	😆 `:laughing:`
😊 `:blush:`	😃 `:smiley:`	☺️ `:relaxed:`
😏 `:smirk:`	😍 `:heart_eyes:`	😘 `:kissing_heart:`
😚 `:kissing_closed_eyes:`	😳 `:flushed:`	😌 `:relieved:`
😆 `:satisfied:`	😁 `:grin:`	😉 `:wink:`
😜 `:stuck_out_tongue_winking_eye:`	😝 `:stuck_out_tongue_closed_eyes:`	😀 `:grinning:`
😗 `:kissing:`	😙 `:kissing_smiling_eyes:`	😛 `:stuck_out_tongue:`

	''' we're solving fizzbuzz with a little help from the web '''
	from html.parser import HTMLParser
	from urllib.request import Request, urlopen
	import re
	import time

	base_url = 'https://www.answers.com/Q/'
	tag_name = 'div'
	class_name = 'answer-body'
	delimiter = '_'

	// 1. Go to https://twitter.com/i/likes
	// 2. Keep scrolling to the bottom repeatedly until all your favs are loaded.
	// 3. Run this in your console (open in chrome by View > Developer > JavaScript Console)
	// Notes: this may take a while if you have a lot of favs/likes
	// you can only access your most recent ~2000 likes.
	// inspired by https://gist.github.com/JamieMason/7580315
	$('.ProfileTweet-actionButtonUndo').click()

	# If you don't remember the exact path/name, search the log for deleted files
	git log --diff-filter=D --summary \| grep delete
	# Find the file you want to get from the ouput, and use the path
	# Find the commits that involved that path
	git log --all -- some/path/to/deleted.file
	# Bring the file back to life to the current repo (sha commit of parent of commit that deleted)
	git checkout shaofthecommitthatdeletedthefile^ -- some/path/to/deleted.file

	// Reference: http://www.blackdogfoundry.com/blog/moving-repository-from-bitbucket-to-github/
	// See also: http://www.paulund.co.uk/change-url-of-git-repository

	$ cd $HOME/Code/repo-directory
	$ git remote rename origin bitbucket
	$ git remote add origin https://github.com/mandiwise/awesome-new-repo.git
	$ git push origin master

	$ git remote rm bitbucket

	# Source http://stackoverflow.com/a/15741856/1301753

	import copy
	import sys
	import math
	import pyPdf

	def split_pages(src, dst):
	src_f = file(src, 'r+b')
	dst_f = file(dst, 'w+b')