hectorperez

# to delete all lines containing "profile" (remove the /d to show the lines that the command will delete):
:g/profile/d

# to delete all lines that do not contain a pattern, use 'g!' (equivalent to 'v'), like this command to delete all lines that are not comment lines in a Vim script:
:g!/^\s*"/d
:v/^\s*"/d

# to delete all lines except those that contain "error" or "warn" or "fail"
:v/error\|warn\|fail/d

hectorperez

jQuery._data( elem, "events" );

// http://stackoverflow.com/questions/2518421/jquery-find-events-handlers-registered-with-an-object

hectorperez

:e. (e-space-dot) gives a browsable current directory - then you can /-search for name fragments

# http://stackoverflow.com/questions/573039/any-shortcut-to-open-file-in-vim  

Others:

:split
:vsplit
Ctrl+w+w / Ctrl+Shift+w
:res +10 # http://vim.wikia.com/wiki/Resize_splits_more_quickly

hectorperez

def yep
  puts "method_name: #{__callee__}"
end

> yep
method_name: yep

Also: __method__

hectorperez

within "#id" do
  expect(page).to have_content("hello")
end

hectorperez

date.beginning_of_day
date.end_of_day

hectorperez

# Gemfile
gem 'debugger', group :development, :test

include 'debugger' where you want to debug

Commands:
- help
- list
- pp variable (print variable content)
- irb (enter in irb; well, rails console)

hectorperez

https://www.agileplannerapp.com/blog/building-agile-planner/refactoring-with-hexagonal-rails

https://www.youtube.com/watch?v=CGN4RFkhH2M

hectorperez

binding.pry instead of debugger

#Gemfile
group :test, :development do
  gem "pry-rails"
  gem "pry-byebug"
  ? gem "binding_of_caller"
end

hectorperez

# Find all files whose name ends with .yml
find * -name "*.yml"

# Find files or directories with the name "name"
locate name

--
# Search files with the content:
grep -r "content" *