kamalbanga

Sublime Text 2 – Useful Shortcuts (Mac OS X)

General

⌘T	go to file
⌘⌃P	go to project
⌘R	go to methods
⌃G	go to line
⌘KB	toggle side bar
⌘⇧P	command prompt

kamalbanga

Extract: jar xf <jar-file>

View contents: jar tf <jar-file>

Create:

• All files in current folder: jar cf <new-file-name> .
• Custom: jar cf [input file(s)]

kamalbanga

" http://vimdoc.sourceforge.net/htmldoc/starting.html#vimrc

set nocompatible        " use vim defaults
set scrolloff=3         " keep 3 lines when scrolling
set ai                  " set auto-indenting on for programming

set showcmd             " display incomplete commands
set nobackup            " do not keep a backup file
set number              " show line numbers
set ruler               " show the current row and column

kamalbanga

SBT

echo "deb http://dl.bintray.com/sbt/debian /" | sudo tee -a /etc/apt/sources.list.d/sbt.list

sudo apt-get update

sudo apt-get install sbt

Java

kamalbanga

// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console

kamalbanga

#include <iostream>
#include <vector>

using namespace std;

int main() {

    int n;
    cin >> n;

kamalbanga

import scala.io._
import java.util.zip.{Inflater, Deflater}
import java.io.{File, FileOutputStream}

object App {

  def compress(inData: Array[Byte]): Array[Byte] = {
    var deflater: Deflater = new Deflater()
    deflater.setInput(inData)
    deflater.finish

kamalbanga

SBT

echo "deb http://dl.bintray.com/sbt/debian /" | sudo tee -a /etc/apt/sources.list.d/sbt.list

sudo apt-get update

sudo apt-get install sbt

Java

kamalbanga

Latency Comparison Numbers
--------------------------
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
Send 1K bytes over 1 Gbps network        10,000   ns    0.01 ms
Read 4K randomly from SSD*              150,000   ns    0.15 ms

kamalbanga

tr -cs A-Za-z '\n' |
tr A-Z a-z |
sort |
uniq -c |
sort -rn |
sed ${1}q