larry-fuy

#!/bin/bash

# Download GitKraken
wget https://release.gitkraken.com/linux/gitkraken-amd64.tar.gz

# copy the downloaded file into /opt directory
cp gitkraken-amd64.tar.gz /opt/gitkraken

cd /opt

larry-fuy

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        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

larry-fuy

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

larry-fuy

Run the dagger example

Maven

To run simple example, first build the project by Maven

mvn compile

then try to run the example by

java -cp target/classes/ coffee.CoffeeApp

larry-fuy

Git workflow

Start a new project

• git init
• git clone

Update a project

larry-fuy

#!/bin/sh
# http://stackoverflow.com/questions/12700507/bash-proper-way-of-printing-out-an-error-message
error() {
  echo "$@" 1>&2
}

fail() {
  error "$@"
  exit 1
}

larry-fuy

1. Download the update files (*.msu)
2. Execute the commands ([Microsoft tech documents](http://support.microsoft.com/kb/934307))
```
expand -f:* "C:\*.msu" %TEMP%

pkgmgr.exe /n:%TEMP%\Windows6.0-KB934307-x86.xml
```