fredv/vimux.md

## vimux.md

      
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              vimux.md
            
          
    Vim/Tmux Setup

Reads


Practical Vim by Drew Nell
tmux by Brian P. Hogan
Blogarticle by Mislav vim intro
Who has the best handicap? Vim golf

Vim

Install

Go with MacVim or vim-nox on ubuntu:
brew install vim

~/.vimrc

Config settings and key mappings for vim. Bundle management via vundle is helpful.
Start empty, grow slow. Do not copy whole .vimrc.
" Syntax highlighting
syntax on
" Sets line number, nonu disables line numbers
set nu
" Shows non-printable characters
set list
" Sets tab size
set tabstop=2
" Sets shift character shift
set shiftwidth=2
" Use 2 whitespaces for \\t tab
set expandtab
" Highlights next search matches
set incsearch

" relative line numbers
" set relativenumber

~/.vim/ Plugins

Vundle for vim plugins
git clone https://github.com/gmarik/Vundle.vim.git ~/.vim/bundle/Vundle.vim

Add to ~/.vimrc
set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()

" let Vundle manage Vundle, required
Plugin 'gmarik/Vundle.vim'

" Add other plugins.
" Keep Plugin commands between vundle#begin/end.
" e.g. for fugitive:
" Plugin 'tpope/vim-fugitive'

call vundle#end()

filetype plugin indent on

Add a plugin to ~/.vimrc and run :PluginInstall
<esc>:PluginInstall

Plugins to start with

" Syntax checking for many languages
Plugin 'scrooloose/syntastic'
" Expandable search
Plugin 'kien/ctrlp.vim'
" Boilerplate/Snippets for vim
Plugin 'SirVer/ultisnips'
Plugin 'honza/vim-snippets'
" Tmux support
Plugin 'benmills/vimux'
" Git integration
Plugin 'tpope/vim-fugitive'
" In-place reformatting to CamelCase or dasher_rize
Plugin 'tpope/vim-abolish'
" Ack or Ag support:
Plugin 'rking/ag'

Specific for Go-lang:
Plugin 'kien/vim-go.vim'
Mappings

Add map statements to ~/.vimrc. There are special notations for example the <leader>-key which can be custom set.
map ,t :CtrlP

This maps keys <,> to command CtrlP (which is the advanced Command-T command known from browsing files in TextMate/Sublime)
Usage

Modes

Control-mode

Enter Control-mode by pressing <ESC>, you then see a :-colon on the bottom of the screen and can insert commands followed by a <cr> carriage-return (Return key/Enter).

:w Save file
:q Quit vim
:e file.rb Open file or touch file for editing

Insert-mode

Pressing i let's you enter insert-mode. This is the mode most changes / editing is made in.

i Enter insert-mode
<esc> Exit insert-mode
u Undo insert operation
O Prepend line and enter insert-mode
o Append line and enter insert-mode
A Enter insert mode after end of current line
a Enter insert mode after current character

Movement in insert mode


0 Go to Beginning of line
^ Go to first printable character in line (whitespaces/tab do not count)
$ Go to last character in line
h 1 character left
j 1 character down
k 1 line up (same character position or last)
l 1 line down (same character position or last)
w go one word ahead
b go one word backwards

Deletion


dd Delete line
C Delete from current position to end of line
D Delete from current position to end of line

Copy / Yank


y Copies current line
%y Yank whole buffer (content of currently open possibly changed file)

Window control

All window operations are cascadable and relate to the currently active panel/window.

<ctrl>w+v split window vertically in two panes
<ctrl>w+s split window horizontally in two panes
<ctrl>w+w toggle through panes

Ranges


1,3y Yank lines 1 through 3

Register control

Registers are vim's clipboard.

y" or y yank into default buffer
<ctrl>r+" enter insert-mode and enter content of default buffer

Combined commands


ci Change inner
ciw Change inner word (removes current word and enters insert-mode)
di" "Hello!" delete content of quotes and enter insert mode

Visual-mode

User ctrl+v to enter visual mode.

I Enters insert-mode on all visually selected lines; end with <esc>
h, j, k and l moves selection

Undo


u Undo an atomar change made in insert-mode.

Pasting text from clipboard

<ESC>
:set paste<cr>
<i>
<cmd>+v
<ESC>
:set nopaste<cr>

Yanking/Copying to clipboard

Use tmux visual mode.
Advanced

ctags

ctags allow systematic syntax linking in many languages. E.g. "new Photo" links to /app/models/photo.rb class definition.
Install ctags
brew install ctags

Add majutsushi/tagbar plugin to ~/.vimrc
" Runs ctags automatically and adds :TagBar to inspect ctags
Plugin 'majutsushi/tagbar'
Jump to definition <leader>].
Tmux

Is a session and window manager for unix shells.
Reading


http://robots.thoughtbot.com/a-tmux-crash-course

Install

brew install tmux

Usage

Start a new session:
tmux

or
tmux new -s phrase

Attach to a running session
tmux attach -t phrase

Find out running sessions
tmux list-sessions

Config

Config is under ~/.tmux.conf:
# set-option -g default-command "reattach-to-user-namespace -l zsh"
set-option -g prefix C-a
set-option -g status-keys vi
setw -g mode-keys vi

set-option -g default-shell /bin/zsh
set-option -g history-limit 10000
set -g repeat-time 1000
set -g default-terminal "xterm-256color"

set -s escape-time 1
set -g base-index 1
set -g pane-base-index 1

# mouse stuff
setw -g mode-mouse off
set -g mouse-select-pane off
set -g mouse-resize-pane off
set -g mouse-select-window off


# VIM setting
# splitting
bind | split-window -h
bind v split-window -h
bind - split-window -v
bind s split-window -v

# resizing
bind -r h select-pane -L
bind -r j select-pane -D
bind -r k select-pane -U
bind -r l select-pane -R

bind -r H resize-pane -L 1
bind -r J resize-pane -D 1
bind -r K resize-pane -U 1
bind -r L resize-pane -R 1

# copy mode
bind p paste-buffer
bind Escape copy-mode

bind-key -t vi-copy 'v' begin-selection
bind-key -t vi-copy 'V' begin-selection
bind-key -t vi-copy 'y' copy-selection

# status
set -g status-left-length 40set -g status-right-length 40set -g status-left '#(current_project)|#S|#h'
#set -g status-right '#(date +"%H:%M") #(~/scripts/icinga_status)'

set -g status-justify centre
set -g status-interval 10
unbind %
bind r source-file ~/.tmux.conf \; display "Reloaded!"

Window management


<CTRL>a is the leader (if set, default is <CTRL>b)


<leader>, Rename window


<leader>c New window


<leader>1-9 Open window


<leader>w Open window list


<leader>v Vertical split (if set with bind)


<leader>s Horizontal split (if set with bind)


<leader><SHIFT>jk Move hori. splitter down/up


<leader><SHIFT>hl Move vert. splitter left/right


Control mode

This is similar to vim control mode, enter commands or show help for commands.

<leader>: Enter control mode / command mode

Copy mode


<leader><ESC> Enter copy mode

Movement as in vim
in copy mode


? Search backward
/ Search forward
<RETURN> Copy selection to session-buffer
<leader>p Paste buffer
v Start selection

Tips & Tricks

Copy to Clipboard

tmux save-buffer -|pbcopy
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