Part of my .emacs

.emacs

(setq make-backup-files nil)
(menu-bar-mode 0)
(tool-bar-mode 0)
(delete-selection-mode)
(defun beforesave ()
  "deletes trailing spaces"
  (delete-trailing-whitespace)
  )
(add-hook 'before-save-hook #'beforesave)
(setq ring-bell-function 'ignore)
(defun herepdb ()
  "pdb \"breakpoint\""
  (interactive)
  (insert "import pdb; pdb.set_trace()")
  )
  "Set indentation to 2 spaces for most languages."
  (interactive)
  (setq c-basic-offset 2)
  (setq web-mode-markup-indent-offset 2)
  (setq web-mode-css-indent-offset 2)
  (setq web-mode-code-indent-offset 2)
  (setq css-indent-offset 2)
  (setq js-indent-level 2)
  (setq python-indent-offset 2)
  (setq indent-tabs-mode nil)
  (setq tabs-width 2)
  (setq indent-tabs-mode nil
        js-indent-level 2)
)

(defun 4-spaces ()
  "Set indentation to 4 spaces for most languages."
  (interactive)
  (setq c-basic-offset 4)
  (setq web-mode-markup-indent-offset 4)
  (setq web-mode-css-indent-offset 4)
  (setq web-mode-code-indent-offset 4)
  (setq css-indent-offset 4)
  (setq js-indent-level 4)
  (setq indent-tabs-mode nil)
  (setq python-indent-offset 4)
  (setq tabs-width 4)
  (setq indent-tabs-mode nil
        js-indent-level 4)
)

(2-spaces)
(add-hook 'web-mode-hook  '2-spaces)
(add-hook 'javascript-mode-hook '2-spaces)
(add-hook 'js-mode-hook '2-spaces)
(add-to-list 'auto-mode-alist '("\\.glsl\\'" . c-mode))