zhengjia

=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

eyecatchup

Get/set ID3 meta tags using ffmpeg

A quick guide on how to read/write/modify ID3 metadata tags for audio / media files using ffmpeg.

FFmpeg has a free-form command line option that allows the user to specify key-value-pairs for encoding metadata. Let's take a look.

1. Read ID3 metadata

To list all global metadata tags for a media file, just set an input but no output file.

prologic

Learn Go in ~5mins

This is inspired by A half-hour to learn Rust and Zig in 30 minutes.

Basics

Your first Go program as a classical "Hello World" is pretty simple:

First we create a workspace for our project:

marktheunissen

This playbook has been removed as it is now very outdated.

awavering

2011 - Blue Corona - Analytics Intern - $10/hr
2012 - UMD - Marketing Intern - $10/hr
2012 - BSD - Analytics Architect - $37,000
2013 - BSD - Analytics Architect - $45,000
2014 - BSD - Analytics Architect - $50,000
2015 - Viget - Digital Analyst - $65,000
2016 - Viget - Digital Analyst - $70,000
2017 - Viget - Digital Analyst - $74,000
2018 - Viget - Digital Analyst - $80,000
2019 - Viget - Digital Analyst - $82,000

rkumar

#!/usr/bin/env ruby -w
## Using ruby's standard OptionParser to get subcommand's in command line arguments
## Note you cannot do: opt.rb help command
## other options are commander, main, GLI, trollop...

# run it as
# ruby opt.rb --help
# ruby opt.rb foo --help
# ruby opt.rb foo -q
# etc

enricofoltran

package main

import (
	"context"
	"flag"
	"fmt"
	"log"
	"net/http"
	"os"
	"os/signal"

sergeyklay

Multiple PHP versions using phpenv and php-build

Install dependecies

Debian/Ubuntu users

sudo apt install \
  autoconf \
  bison \

flomotlik

require 'thor'
require "sub"

class MyApp < Thor
  desc "parentcommand SUBCOMMAND", "Some Parent Command"
  subcommand "sub", Sub
end

MyApp.start

wayneeseguin

This example shows how to setup an environment running Rails 3 under 1.9.2 with a 'rails3' gem set.

∴ rvm update --head
# ((Open a new shell)) or do 'rvm reload'

# If you do not already have the ruby interpreter installed, install it:
∴ rvm install 1.9.2

# Switch to 1.9.2-head and gemset rails3, create if it doesn't exist. 
∴ rvm --create use 1.9.2@rails3