tjulien

#!/bin/bash

SG_ID="sg-xxxxxxxxxxx"

print_separator() {
    printf '%.0s-' {1..80}
    echo
}

echo "Checking resources using Security Group $SG_ID..."

tjulien

import java.util.HashMap;
import java.util.Map;

public class LRUCache<K, V> {
  
  private final Map<K, Pair<Node<K>, V>> map = new HashMap<K, Pair<Node<K>,V>>();
  private Node<K> head = null;
  private Node<K> tail = null;
  private final int maxSize;
  

tjulien

#!/usr/bin/env bash

IP=`ifconfig | grep "inet " | grep -v "inet 127.0.0.1" | cut -f 2 -d " "`
PORT=$1
if [ -z "$1" ]
then
  PORT=8000
fi

# Copy ip and port to pasteboard

tjulien

https://help.ubuntu.com/community/EC2StartersGuide

tjulien

git log --committer=tjulien -p --no-prefix --simplify-merges --reverse --since="4 weeks ago"

tjulien

https://github.com/mongodb/mongo/blob/master/jstests/geo_haystack2.js

t = db.geo_haystack2
t.drop()

function distance( a , b ){
    var x = a[0] - b[0];
    var y = a[1] - b[1];
    return Math.sqrt( ( x * x ) + ( y * y ) );
}

tjulien

Command-Shift-3: Take a screenshot of the screen, and save it as a file on the desktop
Command-Shift-4, then select an area: Take a screenshot of an area and save it as a file on the desktop
Command-Shift-4, then space, then click a window: Take a screenshot of a window and save it as a file on the desktop
Command-Control-Shift-3: Take a screenshot of the screen, and save it to the clipboard
Command-Control-Shift-4, then select an area: Take a screenshot of an area and save it to the clipboard
Command-Control-Shift-4, then space, then click a window: Take a screenshot of a window and save it to the clipboard 

tjulien

#!/bin/bash

# login to an ec2 instance sitting behind an elb

if [ -z $1 ]
then
    echo "Usage: ec2_ssh.sh elb-tag-name"
    exit 1
fi

tjulien

#! /bin/bash

# pretty-prints json                                                     
           
# Usage: curl http://foo.com/foo.json | json.sh

python -m json.tool

tjulien

# print http headers and body
tshark -R 'http' -S -V -l | awk '/^[HL]/ {p=30} /^[^ HL]/ {p=0} /^ / {--p} {if (p>0) print}'