Very quick and portable Emacs init file

init.el

;;; package -- default emacs init by Bassu
;;; Commentary:
;;; very rough but portaable; may someday be tied into Cask
;;; Code:


;-------;
; REPO  ;
;-------;

(require 'package)
(add-to-list 'package-archives
  '("melpa" . "http://melpa.milkbox.net/packages/") t)

(package-initialize)

;; make sure the packages are installed; if not install them
(mapc
 (lambda (package)
   (or (package-installed-p package)
       (if (y-or-n-p (format "Package %s is missing.  Install
       it? " package))
	   (package-install package))))
'

 ;; generated by C-h v package-activated-list
 (ac-c-headers ac-emmet bash-completion c-eldoc emmet-mode
 exec-path-from-shell flycheck go-autocomplete go-direx direx
 go-eldoc go-mode go-snippets highlight-indentation jedi epc
 ctable concurrent minimap pkg-info epl popwin powerline
 python-environment deferred smartparens smex solarized-theme
 dash sr-speedbar tern-auto-complete auto-complete popup tern
 web-mode yasnippet)

)

;-------;
; Theme ;
;-------;

;load-safe with "t"
(load-theme 'solarized-dark t)

;------------------------------------;
; Bug Workaround & Mac Key Remapping ; 
;------------------------------------;


(if (not window-system)
    (set-face-background 'default "nil")
  (setq mac-command-modifier 'meta)
  (setq mac-option-modifier 'super)
  (set-face-attribute 'fixed-pitch nil :font "Monaco-13")
  (set-face-attribute 'default nil :font "Monaco-13")
  (set-face-attribute 'variable-pitch nil :font "Lucida Grande-13")
)


;---------------;
; Some Defaults ;
;---------------;

(setq vc-make-backup-files t)
(menu-bar-mode -1)
(tool-bar-mode -1)
(scroll-bar-mode -1)
(linum-mode +1)
(require 'linum)
(setq linum-format "%3i ")
(setq-default tab-width 4)
;(setq tab-stop-list (number-sequence 8 120 8))
;(setq indent-tabs-mode nil)
(setq ring-bell-function 'ignore)
(setq frame-title-format "%b")
(setq x-underline-at-descent-line t)


;----------;
; PACKAGES ;
;----------;


;Powerline
(require 'powerline)
(powerline-default-theme)
(setq powerline-default-separator 'zigzag)

;Yasnippet
(require 'yasnippet)
(yas-global-mode 1)

;Bash-completion
(require 'bash-completion)
(bash-completion-setup)

;Exec-path-from-shell
(require 'exec-path-from-shell)
(exec-path-from-shell-initialize)

;Sr-speedbar
(require 'sr-speedbar)
(global-set-key (kbd "s-s") 'sr-speedbar-toggle)
(setq speedbar-use-images nil)

;Smex (using ido)
(require 'smex)
(global-set-key (kbd "M-x") 'smex)
(global-set-key (kbd "M-X") 'smex-major-mode-commands)

;Flycheck
(add-hook 'after-init-hook #'global-flycheck-mode)

;Minimap
(require 'minimap)
(setq minimap-update-delay 0.9)
(setq minimap-window-location 'right)
(setq minimap-recenter-type "free")

;Auto-complete
(require 'auto-complete)
(require 'auto-complete-config)
(global-auto-complete-mode t)
(setq tab-always-indent 'complete)
(add-to-list 'completion-styles 'initials t)

;Highlight-indentation-mode
(require 'highlight-indentation)
(add-hook 'go-mode-hook
  (lambda ()
    (highlight-indentation-current-column-mode)
    )
)
(set-face-background 'highlight-indentation-current-column-face "DarkSlateBlue")

;Smartparens
(declare-function sp-insert-pair "smartparens.el" nil)
(require 'smartparens-config)
(smartparens-global-mode 1)
(show-smartparens-global-mode t)
(sp-with-modes '(rhtml-mode)
 (sp-local-pair "<" ">")
  (sp-local-pair "<%" "%>"))
(custom-set-faces
 ;; custom-set-faces was added by Custom.
 ;; If you edit it by hand, you could mess it up, so be careful.
 ;; Your init file should contain only one such instance.
 ;; If there is more than one, they won't work right.
 '(sp-show-pair-match-face ((t (:background "grey75" :foreground "darkslateblue" :inverse-video
 t))) nil "Changing weird sp match face highlight color for
 console mode"))


;Emmet-mode (zen-coding)
(require 'emmet-mode)
(add-hook 'web-mode-hook 'emmet-mode)
(add-hook 'html-mode-hook  'emmet-mode)
(add-hook 'css-mode-hook  'emmet-mode)
(define-key emmet-mode-keymap (kbd "C-j") 'emmet-expand-yas)

;C-mode
(require 'find-file)
(setq cc-search-directories
      '("." "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk/usr/include/stdio.h"))
(global-set-key  [f1] (lambda () (interactive) (manual-entry (current-word))))

;C-eldoc mode
(add-hook 'c-mode-hook 'c-turn-on-eldoc-mode)

;AC-c-headers
(require 'ac-c-headers)
(add-hook 'c-mode-hook
	  (lambda ()
	    (add-to-list 'cc-search-directories "/usr/include/")
	    (add-to-list 'ac-sources 'ac-source-c-headers)
	    (add-to-list 'ac-sources 'ac-source-c-header-symbols t)))

;Go auto-complete
(require 'go-autocomplete)

;Go-direx code browser
(require 'go-direx)
(global-set-key (kbd "C-x C-j") 'go-direx-pop-to-buffer)

;Popwin (in-buffer direx browser)
(require 'popwin)
(setq display-buffer-function 'popwin:display-buffer)
(push '("^\*go-direx:" :regexp t :position left :width 0.4 :dedicated t :stick t)
      popwin:special-display-config)

;Go-eldoc
(require 'go-eldoc)
;(add-hook 'go-mode-hook 'go-eldoc-setup)
(defun go-mode-setup ()
"Setup go-eldoc and gofmt."
 (go-eldoc-setup)
 (add-hook 'before-save-hook 'gofmt-before-save))
(add-hook 'go-mode-hook 'go-mode-setup)

;Web-mode
(require 'web-mode)
(add-to-list 'auto-mode-alist '("\\.htm?\\'" . web-mode))
(add-to-list 'auto-mode-alist '("\\.css\\'" . web-mode))
(set-face-attribute 'web-mode-html-tag-face nil :foreground "blue")
(setq web-mode-enable-part-face t)
(setq web-mode-markup-indent-offset 2)
(setq web-mode-code-indent-offset 2)
(setq web-mode-css-indent-offset 2)
(setq web-mode-indent-style 2)

;Tern.js
(autoload 'tern-mode "tern.el" nil t)
(add-hook 'js-mode-hook (lambda () (tern-mode t)))
(eval-after-load 'tern
  '(progn
     (require 'tern-auto-complete)
     (tern-ac-setup)))

;Jedi.el
(require 'jedi)
(autoload 'jedi:setup "jedi" nil t)
(add-hook 'python-mode-hook 'jedi:setup)
(setq jedi:tooltip-method nil)
(setq jedi:complete-on-dot t)
(setq jedi:key-show-doc (kbd "C-c d"))

(provide 'init)
;;; init.el ends here