Jun Lin linjunpop

References

CSS font values

-apple-system-headline1
-apple-system-headline2
-apple-system-body
-apple-system-subheadline1
-apple-system-subheadline2
-apple-system-footnote
-apple-system-caption1

Deploy Rails 4 app with Dokku on DigitalOcean

Install dokku

First create a Ubuntu 13.04 x64 droplet on DigitalOcean Control Panel

Then ssh with root account, run this in termianl:

$ wget -qO- https://raw.github.com/progrium/dokku/master/bootstrap.sh | sudo bash

Objective-C for Rubyist

Basic Syntax

Message

[you say:@"Hello."];

	if [ -n "$BASH_VERSION" ] \|\| [ -n "$ZSH_VERSION" ]; then
	source /usr/local/share/chruby/chruby.sh
	source /usr/local/share/chruby/auto.sh
	fi

	upstream QAirServer_server{
	server unix:/opt/QAirServer/shared/sockets/puma.sock fail_timeout=0;
	}

	server {
	listen 443 default deferred ssl;
	server_name qairapp.com;

	root /opt/QAirServer/current/public;

	<?xml version="1.0" encoding="UTF-8"?>
	<package xmlns="http://apple.com/itunes/importer" version="software5.1">
	<team_id>TEAM-ID</team_id>
	<software>
	<vendor_id>VENDOR-ID</vendor_id>
	<software_metadata>
	<versions>
	<version string="1.1.3">
	<locales>
	<locale name="en-US">

	body {
	font-family: 'HelveticaNeue-UltraLight', 'Helvetica Neue UltraLight', 'Helvetica Neue', Arial, Helvetica, sans-serif;
	font-weight: 100;
	letter-spacing: 1px;
	}

	NSString *a = @"bar";
	NSString *aSelector = @"uppercaseString";
	NSString *b = [a performSelector:NSSelectorFromString(aSelector)];
	//NSString *b = objc_msgSend(a, NSSelectorFromString(aSelector));
	NSLog(@"b: %@", b);

	//=> b: "BAR"

	rails (3.2.13)
	pg (0.14.1)
	pg_array_parser (0.0.8)
	postgres_ext (0.3.1)
	activerecord (~> 3.2.0)
	pg_array_parser (~> 0.0.8)