set up emacs and other utilities

[travula]

To list all the packages

(setq url-proxy-services '(("http" . "proxy.iiit.ac.in:8080")
                          ("https" . "proxy.iiit.ac.in:8080")))

(require 'package)

(add-to-list 'package-archives
             '("gnu" . "http://elpa.gnu.org/packages/") t)

(add-to-list 'package-archives
             '("melpa-stable" . "https://stable.melpa.org/packages/") t)

(package-initialize)

[travula]

to install javascript

M-x package-list-packages

will list all the packages

[travula]

search for js2-mode and install it similarly install json-mode

[travula]

to enable js mode, copy the following lines to .emacs file

(add-hook 'js-mode-hook 'js2-minor-mode)
(add-hook 'js2-mode-hook 'ac-js2-mode)

(setq js2-highlight-level 3)
(setq js-indent-level 2)

[travula]

Map keys in the dired mode

(setq dired-dwim-target t)
(setq dired-copy-preserve-time t)
(setq dired-recursive-copies 'top)
(define-key dired-mode-map "b" 'browse-url-of-dired-file)
(load "dired-x")
(define-key dired-mode-map "z" 'dired-remote-copy)
(define-key dired-mode-map "r" 'rsync-se-101) 
(define-key dired-mode-map "\C-ca" 'dired-acroread-file)
(define-key dired-mode-map "\C-cd" 'cd-buffer-dir)

[vleadadmin]

Setup Python mode

After installing python-mode from packages, Add these lines to .emacs file

(autoload 'python-mode "python-mode" "Python Mode." t)
(add-to-list 'auto-mode-alist '("\\.py\\'" . python-mode))
(add-to-list 'interpreter-mode-alist '("python" . python-mode))

(setq interpreter-mode-alist
      (cons '("python" . python-mode)
            interpreter-mode-alist)
      python-mode-hook
      '(lambda () (progn
                    (set-variable 'py-indent-offset 4)
                    (set-variable 'indent-tabs-mode nil))))

;; Remove trailing whitespace manually by typing C-t C-w.
(add-hook 'python-mode-hook
          (lambda ()
            (local-set-key (kbd "C-t C-w")
                           'delete-trailing-whitespace)))

;; Automatically remove trailing whitespace when file is saved.
(add-hook 'python-mode-hook
      (lambda()
        (add-hook 'local-write-file-hooks
              '(lambda()
                 (save-excursion
                   (delete-trailing-whitespace))))))

[vleadadmin]

Black Background theme

Add the following lines to .emacs file

(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.
 '(ansi-color-names-vector
   ["#2e3436" "#a40000" "#4e9a06" "#c4a000" "#204a87" "#5c3566" "#729fcf" "#eeeeec"])
 '(column-number-mode t)
 '(custom-enabled-themes (quote (wheatgrass)))
 '(initial-frame-alist (quote ((fullscreen . maximized))))
 '(org-agenda-files (quote ("~/web-app-short-course/src/data-model/index.org")))
 '(quack-programs
   (quote
    ("mzscheme" "bigloo" "csi" "csi -hygienic" "gosh" "gracket" "gsi" "gsi ~~/syntax-case.scm -" "guile" "kawa" "mit-scheme" "racket" "racket -il typed/racket" "rs" "scheme" "scheme48" "scsh" "sisc" "stklos" "sxi")))
 '(show-paren-mode t))

(setq font-string 
;      "-*-Courier-medium-r-normal-*-18-*-*-*-m-*-iso8859-1"
;      "-*-Courier-medium-r-normal-*-24-*-*-*-m-*-iso8859-1"

;      "-*-Courier-bold-r-normal-*-12-*-*-*-m-*-iso8859-1"
;      "-*-Courier-bold-r-normal-*-18-*-*-*-m-*-iso8859-1" ;      not defined
      "-*-Courier-bold-r-normal-*-24-*-*-*-m-*-iso8859-1"
)

(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.
 '(default ((t (:family "DejaVu Sans Mono" :foundry "unknown" :slant normal :weight normal :height 158 :width normal)))))

Do not use tabs for indentation

;; Don't use TABS for indentations.
(setq-default indent-tabs-mode nil)

[sounak98]

Incremental Build

Link

[travula]

Show Paren mode

;;;highlight parens
(setq show-paren-delay 0
      show-paren-style 'parenthesis)
(show-paren-mode 1)

[travula]

set up emacs for incremental build

refer this document