aliang
/ each_by_page.rb
Last active Dec 16, 2015
helper to iterate all by pagination using kaminari
View each_by_page.rb
| # Probably should investigate how to chain this with scopes | |
| # Also assumes mongoid with a default _id field, and the order_by method | |
| class MyModel | |
| def self.each_by_page(options = {}) | |
| per = options[:per] || 25 | |
| order_by = options[:order_by] || [:_id, 1] | |
| i = 1 | |
| until (current_page = self.order_by(order_by).page(i).per(per)).empty? | |
| current_page.each do |obj| |
aliang
/ knife.rb
Created Jul 23, 2012
— forked from wilmoore/knife.rb
Base "knife" configuration for a standard chef-solo setup
View knife.rb
| # .chef/knife.rb | |
| # SEE: http://wiki.opscode.com/display/chef/Troubleshooting+and+Technical+FAQ | |
| # set some sensible defaults | |
| current_dir = File.dirname(__FILE__) | |
| user = ENV['OPSCODE_USER'] || ENV['USER'] | |
| log_level :debug | |
| log_location STDOUT | |
| node_name `hostname` | |
| client_key '' |
aliang
/ knife.rb
Created Mar 22, 2012
— forked from jtimberman/knife.rb
Commented knife.rb for all the things
View knife.rb
| # Knife Configuration File. | |
| # | |
| # This is a Ruby DSL to set configuration parameters for Knife's | |
| # general options. The default location for this file is | |
| # ~/.chef/knife.rb. If multiple Chef repositories are used, | |
| # per-repository configuration files can be created. A per repository | |
| # configuration file must be .chef/knife.rb in the base directory of | |
| # the Chef repository. For example, | |
| # | |
| # ~/Development/chef-repo/.chef/knife.rb |
aliang
/ installation.sh
Created Feb 18, 2012
— forked from mikhailov/installation.sh
Nginx+passenger application config: ssl redirection, http headers, passenger optimal settings. see details: http://mikhailov.posterous.com/nginx
View installation.sh
| $ cd /usr/src | |
| $ wget http://nginx.org/download/nginx-0.8.52.tar.gz | |
| $ tar xzvf ./nginx-0.8.52.tar.gz | |
| $ rm ./nginx-0.8.52.tar.gz | |
| $ gem install s3sync capistrano capistrano-ext passenger --no-ri --no-rdoc | |
| $ passenger-install-nginx-module | |
| # Automatically download and install Nginx? 2. No: I want to customize my Nginx installation | |
| # Where is your Nginx source code located?: /usr/src/nginx-0.8.52 | |
| # Where do you want to install Nginx to?: /opt/nginx |
aliang
/ build_less.py
Created Jan 22, 2012
— forked from remcoder/build_less.py
Compile LESS to CSS automatically whenever a file is modified
View build_less.py
| #!/usr/bin/env python | |
| # determines filename and extension, then delegates compiling the LESS files to lessc via a shell command | |
| import sys, os.path | |
| from subprocess import call | |
| src = sys.argv[1] | |
| base,ext = os.path.splitext(src) |
View gist:1507475
| def find_files(directory, pattern): | |
| for root, dirs, files in os.walk(directory): | |
| for basename in files: | |
| if fnmatch.fnmatch(basename, pattern): | |
| filename = os.path.join(root, basename) | |
| yield filename | |
| for f in find_files(".", "*.txt"): | |
| print f |
aliang
/ gist:1393029
Created Nov 25, 2011
monkey patch to make pymongo not throw ridiculous AutoReconnect errors
View gist:1393029
| # Stolen from http://paste.pocoo.org/show/224441/ | |
| from pymongo.cursor import Cursor | |
| from pymongo.connection import Connection | |
| from pymongo.errors import AutoReconnect | |
| from time import sleep | |
| def reconnect(f): | |
| def f_retry(*args, **kwargs): |
View parse_query.rb
| # via http://jablan.radioni.ca/post/4982485974/parsing-search-query-in-ruby | |
| def parse_query s | |
| s.scan(/((\S+)\:\s?)?([+-])?(("(.+?)")|(\S+))/).map{|match| | |
| Hash[ | |
| [nil, :prefix, :plusminus, nil, nil, :phrase, :word].zip(match).select(&:all?) | |
| ] | |
| } | |
| end |
View triangles.html
| <!DOCTYPE html> | |
| <html lang="zh-CN"> | |
| <head> | |
| <title>Triangle</title> | |
| <meta charset="utf-8" /> | |
| <style type="text/css"> | |
| .a{width:0;height:0;border-top:100px solid #0099ff;border-left:100px solid #ff9900;border-right:100px solid #F6402D;border-bottom:100px solid #8CC63E; float:left;} | |
| .b{ | |
| width:0;height:0;border-top:100px solid #0099ff;border-left:100px solid transparent;border-right:100px solid transparent;border-bottom:0; margin-left:60px; float:left;} | |
| .c{width:0;height:0;border-top:100px solid transparent;border-left:0;border-right:100px solid transparent;border-bottom:100px solid #0099ff; margin-left:60px; float:left;} |
aliang
/ Mac SSH Autocomplete
Created Jun 14, 2011
Add auto complete to your ssh, put into your .bash_profile
View Mac SSH Autocomplete
| _complete_ssh_hosts () | |
| { | |
| COMPREPLY=() | |
| cur="${COMP_WORDS[COMP_CWORD]}" | |
| comp_ssh_hosts=`cat ~/.ssh/known_hosts | \ | |
| cut -f 1 -d ' ' | \ | |
| sed -e s/,.*//g | \ | |
| grep -v ^# | \ | |
| uniq | \ | |
| grep -v "\[" ; |