benwoodward

s = 'supercalifragelisticexpealodocious'
s.scan(/\S{10}/).join('-\n')
# => "supercalif-\\nragelistic-\\nexpealodoc"

benwoodward

# cat .editrc bind -v
bind -v

benwoodward

" remove trailing whitespace (don't use on binary files!!)
map <leader>tws :%s/\s\+$//<CR>

" go to previous file
map <Leader>p <C-^> 

benwoodward

[merge]
    tool = p4merge
    keepBackup = false
[mergetool "p4merge"]
    cmd = p4merge "$BASE" "$LOCAL" "$REMOTE" "$MERGED"
    keepTemporaries = false
    trustExitCode = false
    keepBackup = false
[diff]
    external = p4diff

benwoodward

p ModelName.method(:method_name).source_location

benwoodward

%h1= "Listing " + "#{resource_name}s"

.btn-group.pull-right
  = link_to "All #{resource_name(item: resource_class.superclass)}s", polymorphic_path([:admin, resource_class.superclass]), class: 'btn'
  = link_to "Add #{resource_name}", new_resource_path, class: 'btn-primary btn'

%br
%br

%table.table.table-bordered.table-striped#sortable{:data => {update_url: polymorphic_path([:sort, :admin, resource_class])}}

benwoodward

change / delete to a character

ct[char] # e.g. ct" to delete to the next " and go into insert mode dt[char] # dt" to delete up to next "

change inner-word, delineate with "

ci"

delete after-word, delineate with parens

da)

Some useful references;

benwoodward

# This has the effect of moving all the lower items up one.
def decrement_positions_on_lower_items(position=nil)
  return unless in_list?
  position ||= send(position_column).to_i
  acts_as_list_class.unscoped.update_all(
    "#{position_column} = (#{position_column} - 1)", "#{scope_condition} AND #{position_column} > #{position}"
  )
end

benwoodward

Edit historical commit

git-checkout 0f0d8a27622e7bf7f008983c4b8ee23bfb9843ab
editor path/to/file
git-add path/to/file
git-commit --amend -v
git-rebase --onto HEAD 0f0d8a27622e7bf7f008983c4b8ee23bfb9843ab master

benwoodward

# source_for(Person.new, :update)
def source_for(object, method)
  location = object.method(method).source_location
  `mate #{location[0]} -l #{location[1]}`
  location
end