My .emacs file

.emacs

;; General Emacs settings
(set-default 'cursor-type 'bar)
(setq-default indent-tabs-mode nil) ; always replace tabs with spaces
(setq-default tab-width 8) ; set tab width to 4 for all buffers
(add-hook 'lisp-mode-hook '(lambda ()
  (local-set-key (kbd "RET") 'newline-and-indent)))
(setq make-backup-files nil) ; No #backup-files# will be made anymore
(setq backup-inhibited t) ;disable backup
(setq auto-save-default nil) ;disable auto save

;; For startup conveniences
(setq inhibit-startup-message t)
(shell)
(global-linum-mode t)
(delete-selection-mode 1)

;; For rendering of themes and selection of themes
(add-to-list 'custom-theme-load-path "~/elisp/themes")
(load-theme 'tango-dark t)

;; For highlighting current line
(global-hl-line-mode 1)
(set-face-background 'hl-line "#3e4446")
(set-face-foreground 'highlight nil)

;; For the tabbar and navigation
(add-to-list 'load-path "~/elisp")
(require 'tabbar)
(tabbar-mode)
(global-set-key (kbd "<C-tab>") 'tabbar-forward)
(global-set-key (kbd "<C-S-iso-lefttab>") 'tabbar-backward)

;; For choosing color-themes
;; Using M-x doremi-color-themes+
(add-to-list 'load-path "~/elisp")
(require 'doremi)
(require 'doremi-cmd)

;; For aligning strings separated by whitespace
(defun align-repeat (start end regexp)
    "Repeat alignment with respect to 
     the given regular expression."
    (interactive "r\nsAlign regexp: ")
    (align-regexp start end 
        (concat "\\(\\s-*\\)" regexp) 1 1 t))