jppommet

• column: create columns from text input
• tr: translate/substitute/delete input
• join: like a database join but for text
• comm: file comparison like a db join
• paste: put lines in a file next to each other
• rs: reshape arrays
• jot: generate data
• expand: replace spaces and/or tabs
• time: track time and resourcing
• watch: execute something on a schedule in realtime

jppommet

OPS

• http://www.binarytides.com/linux-commands-hardware-info/

DEV

jppommet

cat $FILE | sort --random-sort | head -n 1
# alternatively
rl -c 1 -n src/main/resources/and-feb10.csv

jppommet

$ uniq -d <file>

or 

$ uniq -D <file>

Reference Link : http://www.thegeekstuff.com/2013/05/uniq-command-examples/

jppommet

1. Check if your network adapter is recognized : lspci -vvnn | grep 14e4
2. Then go read the link https://help.ubuntu.com/community/WifiDocs/Driver/bcm43xx#STA_-_Internet_access
3. In case you want to use the windows driver : https://help.ubuntu.com/community/WifiDocs/Driver/Ndiswrapper

jppommet

[alias]
        amend     = commit --amend -a
	br        = branch 
        co        = checkout
        ds        = diff --staged
        di        = diff
	fetchall  = fetch -v --all
        log-fancy = log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(cyan)<%an>%Creset' --abbrev-commit --date=relative
# With git >= 1.8.3 you can use %C(auto) for the branch decorator (%d)
        log-fancy = log --graph --pretty=format:'%Cred%h%Creset -%C(auto)%d%Creset %s %Cgreen(%cr) %C(cyan)<%an>%Creset' --abbrev-commit --date=relative

jppommet

Check that your official nvidia driver is running properly on linux :

lspci -vnn | grep -i VGA -A 12
glxinfo | grep OpenGL | grep renderer
grep 'nouveau' /etc/modprobe.d/* | grep nvidia
lsmod | grep nvidia
modprobe -R nvidia
modinfo nvidia_<N>

jppommet

[sudo] debugfs -R 'stat <inode>' /dev/<device_name>

jppommet

// by Erik Wrenholt
import java.util.*;

class Mandelbrot
{  
    static int BAILOUT = 16;
    static int MAX_ITERATIONS = 1000;
    
    private static int iterate(float x, float y)
    {

jppommet

#!/bin/sh
 
# Install the Docker toolbox via Homebrew.
brew install cask dockertoolbox
 
# Create VM that Docker will run in. 
# Replace "virtualbox" with another driver if desired...
docker-machine create --driver=virtualbox docker-vbox
 
# To remove your newly created VM: