joselo

container = find(".box-header", text: "E-Billing Information").first(:xpath, ".//..")

within(container) do
end

joselo

# Backup database
docker exec -i APPNAME_db_1 pg_dump -U postgres -C APPNAME_production > /tmp/APPNAME_production.back

# Restore
docker exec -i APPNAME_db_1 psql -U postgres < APPNAME_production.back

# Rename database
docker exec -i APPNAME_db_1 psql -U postgres
ALTER DATABASE name RENAME TO new_name

joselo

Useful Vim key bindings

movement

• 0 - beginning of line
• ^ - beginning of non-whitespace
• $ - end of line
• 9j - move down 9 lines
• w - move forward by word
• b - move backward by word

joselo

rails new . --api --webpack=vue --database=postgresql

gem 'closure_tree', '~> 6.5'
gem 'ransack', github: 'activerecord-hackery/ransack'
gem 'pundit', '~> 1.1'
gem 'rails-i18n', '~> 5.0', '>= 5.0.4'

gem 'rails_12factor', group: :production

gem 'exception_notification', git: 'https://github.com/smartinez87/exception_notification'

joselo

// Dispatch
var event = {
 bubbles: false,
 composed: true,
 detail: {
   criteria: selectedCriterion
 }
}

this.dispatchEvent(new CustomEvent('event', event));

joselo

`emacs --daemon` to run in the background.
`emacsclient.emacs24 <filename/dirname>` to open in terminal

NOTE: "M-m and SPC can be used interchangeably".

* Undo - `C-/`
* Redo - `C-?`
* Change case: 1. Camel Case : `M-c`
               2. Upper Case : `M-u`
               3. Lower Case : `M-l`

joselo

 yaourt -S ttf-roboto-mono-powerline-git

joselo

# Remove unused images

docker rmi -f $(docker images | grep "<none>" | awk "{print \$3}")

# Remove dangling images
docker rmi $(docker images --filter "dangling=true" -q --no-trunc)

# Ejecutar bash dentro de un servicio docker

$ docker-compose exec <service id> bash

joselo

Merge audio and video

1) Remove 1 secons of the video to have the same time of the audio, 
   the total of the video is 01:40:42

ffmpeg -ss 00:00:00 -t 01:40:41 -i video.mp4 -vcodec copy -acodec copy output.mp4


2) Remove the audio from the video

joselo

FROM ruby:2.2.3

RUN apt-get update -qq
RUN apt-get install -y -qq build-essential
RUN apt-get install -y -qq nodejs
RUN apt-get install -y -qq libpq-dev

ENV APP_HOME /app
ENV BUNDLE_PATH /bundle
ENV BUNDLE_JOBS 5