My Emacs Config

.emacs

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Install melpa
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(when (>= emacs-major-version 24)
  (require 'package)
  (add-to-list
   'package-archives
   '("melpa" . "http://melpa.org/packages/")
   t)
  (package-initialize))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Personal setup
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

(custom-set-variables
 ;; custom-set-variables 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.
 '(package-selected-packages
   (quote
    (jedi jedi-core golint go-eldoc go-autocomplete gnu-elpa-keyring-update company-go browse-kill-ring hyperbole protobuf-mode dockerfile-mode elpy lsp-go ibuffer-sidebar dired-sidebar jinja2-mode fill-column-indicator highlight-indent-guides go-guru guru-mode clang-format groovy-mode babel babel-repl challenger-deep-theme ido-vertical-mode color-theme cmake-mode ac-helm helm auto-complete))))
(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.
 )

(column-number-mode)
(global-linum-mode t)
(add-to-list 'auto-mode-alist '("\\.m\\'" . octave-mode))

(add-to-list 'auto-mode-alist '("\\.cu\\'" . c++-mode))

(add-to-list 'auto-mode-alist '("\\.hbs\\'" . html-mode))

(add-to-list 'auto-mode-alist '("\\.jinja\\'" . jinja2-mode))

(global-auto-revert-mode t)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Setup general dev
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(add-hook 'prog-mode-hook 'fci-mode)
(setq-default fci-rule-column 80)

(require 'highlight-indent-guides)
(add-hook 'prog-mode-hook 'highlight-indent-guides-mode)

(setq highlight-indent-guides-method 'character)
(setq highlight-indent-guides-character ?\|)

(set-face-foreground 'highlight-indent-guides-character-face "dimgray")

;; setup list buffer kill ring
(global-set-key (kbd "C-x w") 'browse-kill-ring)

;; Setup dired mode
(require 'dired-sidebar)
(defun sidebar-toggle()
  "Toggle sidebar"
  (interactive)
  (dired-sidebar-toggle-with-current-directory)
  )

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Package specific steup
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(ac-config-default)
(window-numbering-mode t)

(require 'ido)
(ido-mode t)

(add-hook 'before-save-hook 'delete-trailing-whitespace)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Setup C/C++ dev
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(setq-default c-basic-offset 4)

(require 'clang-format)
(global-set-key (kbd "C-c u") 'clang-format-buffer)
(setq clang-format-style-option "file")

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Setup Python dev
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(require 'py-autopep8)
(add-hook 'python-mode-hook 'py-autopep8-enable-on-save)
(setq py-autopep8-options '("--max-line-length=80"))

;; Setup jedi mode
;; (autoload 'jedi:setup "jedi" nil t)
(setq jedi:server-command '("python3" "/home/huke/.emacs.d/elpa/jedi-core-20181207.1750/jediepcserver.py"))
(add-hook 'python-mode-hook 'jedi:setup)
(setq jedi:complete-on-dot t)
(setq jedi:use-shortcuts t)

(defun python-config ()
  (interactive)
  (local-set-key (kbd "M-?") 'jedi:show-doc))

(add-hook 'python-mode-hook 'python-config)

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Setup golang dev
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(setq-default indent-tabs-mode nil)
(setq-default tab-width 4)

(with-eval-after-load 'go-mode
     (require 'go-autocomplete))

(defun user-go-config()
  (local-set-key (kbd "M-.") 'godef-jump)
  (auto-complete-mode 1)
  (setq gofmt-command "goimports")
  (add-hook 'before-save-hook 'gofmt-before-save)
  )

(add-hook 'go-mode-hook 'user-go-config)