lightyrs

line.encode!('UTF-8', 'binary', invalid: :replace, undef: :replace, replace: '')

lightyrs

# pm - Print methods of objects in irb/console sessions.
# Goes in ~./irbrc 
#
  begin # Utility methods
    def pm(obj, *options) # Print methods
      methods = obj.methods
      methods -= Object.methods unless options.include? :more
      filter = options.select {|opt| opt.kind_of? Regexp}.first
      methods = methods.select {|name| name =~ filter} if filter

bububa

# vi /etc/security/limits.conf

[Modify or add "nofile" (number of file) entries - note
that a userid can be used in place of *]
*                soft    nofile          64000
*                hard    nofile          64000

# vi /etc/pam.d/login
[Add the line]
session    required   /lib/security/pam_limits.so

mkelley33

# encoding: UTF-8
Pry.config.editor = "vim"
Pry.config.pager = false
Pry.config.commands.alias_command "lM", "ls -M"

if defined?(Encoding) then
  Encoding.default_external = 'utf-8'
  Encoding.default_internal = 'utf-8'
else
  $KCODE = 'utf-8'

lightyrs

Combining ActiveRecord Scopes with OR [<v5]

This came about while trying to construct an ActiveRecord query.

via http://stackoverflow.com/a/9540911/111363

Note that merge combines WHERE clauses using AND. While ActiveRecord does not currently have the ability to combine relations using OR instead, it is coming in ActiveRecord 5 (https://github.com/rails/rails/commit/9e42cf019f2417473e7dcbfcb885709fa2709f89).

It'll look something like this:

via http://tombroomfield.com/the-upcoming-active-record-or-method-will-clean-up-your-queries/

lightyrs

/*

Chrome Developer Tools - Monokai Color Theme
Author: Béres Máté Csaba / bjmatt.com / @bjmatt / beres.mate@bjmatt.com
-----------------------------------------------------------------------------------------------------------

Installation:

1. Find your Chrome's user stylesheets directory:

lightyrs

.subtle-gradient-1 {
  background-image: linear-gradient(to right, #f0fcff 0%, #f2f4ff 100%);
}

.pastel-gradient-1 {
  background-image: linear-gradient(to left bottom, hsl(253, 100%, 85%) 0%, hsl(132, 100%, 85%) 100%);
}

nhance

Model.new.foo

jirikolarik

class VideoUploader < CarrierWave::Uploader::Base
  include ::CarrierWave::Backgrounder::Delay
  include CarrierWave::FFmpeg

  RESOLUTIONS = [
      { version: :p1080, resolution: '1920x1080'}, 
      { version: :p720, resolution: '1280x720'}
    ]

  # Choose what kind of storage to use for this uploader:

asimihsan

R tutorial

Introduction

R is a software environment for statistical computing and graphics. The kinds of things people do in R are:

• Plot charts,
• Create and evaluate statistical models (linear, nonlinear),
• Perform statistical analyses (tests, classification, clustering).