yuanmai

sudo /Applications/Install\ OS\ X\ Mavericks.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install\ OS\ X\ Mavericks.app --nointeraction

yuanmai

sudo tcpdump -i en0 -n -s 0 -w - | grep -a -o -E "Host\: .*|GET \/.*"

yuanmai

#!/bin/sh

kill $(lsof -t -i :8080)

yuanmai

- (void)viewWillAppear:(BOOL)animated
{
    [super viewWillAppear:animated];
 
    if (!maskLayer)
    {
        maskLayer = [CAGradientLayer layer];
 
        CGColorRef outerColor = [UIColor colorWithWhite:1.0 alpha:1.0].CGColor;
        CGColorRef innerColor = [UIColor colorWithWhite:1.0 alpha:0.0].CGColor;

yuanmai

Imagine you inherit a significantly large Java codebase. The code is very poor. What are the libraries and methods that might help you regain sanity?

To start:

• Guava
• Cofoja
• Lombok
• Joda Time
• Jumi Actors
• Functional Java

yuanmai

;; A Simplifier for all Expressions

;; Example:
;; (simplify '(* 1 (+ x (- y y)))) ;=> x
;; (simplify '(and a (and (and) b))) ;=> (and a b)

;; See section 4.4, "Syntactic Abstraction" of Norvig and Pitman's
;; "Tutorial on Good Lisp Programming Style":
;; http://norvig.com/luv-slides.ps

yuanmai

# http://gitready.com/intermediate/2009/02/06/helpful-command-aliases.html
git config --global alias.rb rebase
git config --global alias.st status
git config --global alias.ci commit
git config --global alias.br branch
git config --global alias.co checkout
git config --global alias.df df
git config --global alias.lg log -p