hbsdev

#!/bin/sh

# recursively removes all .pyc files and __pycache__ directories in the current
# directory

find . | grep -E "(__pycache__|\.pyc$)" | xargs rm -rf

garystafford

###############################################################################
# Version 1: using ‘apt-get install’
# Installs using apt-get
# Requires update to npm afterwards
# Harder to get latest copy of node
# Requires sudo to use npm
###############################################################################

# create new docker ubuntu container
sudo docker run -i -t ubuntu /bin/bash # drops you into container as root

t-io

#!/bin/sh
echo Install all AppStore Apps at first!
# no solution to automate AppStore installs
read -p "Press any key to continue... " -n1 -s
echo  '\n'

echo Install and Set San Francisco as System Font
ruby -e "$(curl -fsSL https://raw.github.com/wellsriley/YosemiteSanFranciscoFont/master/install)"
echo Install Homebrew, Postgres, wget and cask
ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"

rodw

#!/bin/bash 
# A simple script to backup an organization's GitHub repositories.

#-------------------------------------------------------------------------------
# NOTES:
#-------------------------------------------------------------------------------
# * User @jimklimov (and probably some others called out in the long comment
#   thread below) have modified this script to make it more robust and keep
#   up with various changes in the GitHub API and response format at:
#      https://github.com/jimklimov/github-scripts

jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD

ishikawa

import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.SignatureException;
import java.util.Formatter;

import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;


/**