Merge pull request #546 from tuhdo/master

Add discover-my-major

README.md

@@ -280,6 +280,7 @@ Keybinding         | Description
 <kbd>C-c g</kbd>   | Search in Google for the thing under point (or an interactive query).
 <kbd>C-c G</kbd>   | Search in GitHub for the thing under point (or an interactive query).
 <kbd>C-c y</kbd>   | Search in YouTube for the thing under point (or an interactive query).
+<kbd>C-c U</kbd>   | Search in Duckduckgo for the thing under point (or an interactive query).
 <kbd>C-S-RET</kbd> or <kbd>Super-o</kbd> | Insert an empty line above the current line and indent it properly.
 <kbd>S-RET</kbd> or <kbd>M-o</kbd> | Insert an empty line and indent it properly (as in most IDEs).
 <kbd>C-S-up</kbd> or <kbd>M-S-up</kbd> | Move the current line or region up.
@@ -290,14 +291,28 @@ Keybinding         | Description
 <kbd>C-c u</kbd> | Open URL in your default browser.
 <kbd>C-c e</kbd> | Eval a bit of Emacs Lisp code and replace it with its result.
 <kbd>C-c s</kbd> | Swap two active windows.
+<kbd>C-c D</kbd> | Delete current file and buffer.
 <kbd>C-c d</kbd> | Duplicate the current line (or region).
 <kbd>C-c M-d</kbd> | Duplicate and comment the current line (or region).
 <kbd>C-c r</kbd> | Rename the currently visited file and buffer.
 <kbd>C-c t</kbd> | Open a terminal emulator (`ansi-term`).
 <kbd>C-c k</kbd> | Kill all open buffers except the one you're currently in.
+<kbd>C-c TAB</kbd> | Indent and copy region to clipboard
 <kbd>C-c h</kbd> | Open Helm (available if you've enabled the `prelude-helm` module).
-<kbd>C-c +</kbd> | Increment integer at point.
-<kbd>C-c -</kbd> | Decrement integer at point.
+<kbd>C-c I</kbd> | Open user's init file.
+<kbd>C-c S</kbd> | Open shell's init file.
+<kbd>C-h C-m</kbd> | Display key bindings of current major mode and descriptions of every binding.
+<kbd>C-c . +</kbd> | Increment integer at point. Default is +1.
+<kbd>C-c . -</kbd> | Decrement integer at point. Default is -1.
+<kbd>C-c . *</kbd> | Multiply integer at point. Default is *2.
+<kbd>C-c . /</kbd> | Divide integer at point. Default is /2.
+<kbd>C-c . \</kbd> | Modulo integer at point. Default is modulo 2.
+<kbd>C-c . ^</kbd> | Power to the integer at point. Default is ^2.
+<kbd>C-c . <</kbd> | Left-shift integer at point. Default is 1 position to the left.
+<kbd>C-c . ></kbd> | Right-shift integer at point. Default is 1 position to the right.
+<kbd>C-c . #</kbd> | Convert integer at point to specified base. Default is 10.
+<kbd>C-c . %</kbd> | Replace integer at point with another specified integer.
+<kbd>C-c . '</kbd> | Perform arithmetic operations on integer at point. User specifies the operator.
 <kbd>Super-r</kbd> | Recent files
 <kbd>Super-x</kbd> | Expand region
 <kbd>Super-j</kbd> | Join lines
@@ -307,6 +322,9 @@ Keybinding         | Description
 <kbd>Super-m f</kbd> | Magit file log
 <kbd>Super-m b</kbd> | Magit blame mode
 
+**Note**: For various arithmetic operations, the prefix `C-c .` only needs to be pressed once for the first operation.
+For subsequent operations, only the appropriate operations (i.e. `+`, `-`, `*`, `/`... needs to be pressed).
+
 #### OSX modifier keys
 
 Prelude does not mess by default with the standard mapping of `Command` (to `Super`) and `Option` (to `Meta`).

core/prelude-mode.el

@@ -65,6 +65,7 @@
     (define-key map (kbd "C-c h") 'helm-prelude)
     (define-key map (kbd "C-c I") 'prelude-find-user-init-file)
     (define-key map (kbd "C-c S") 'prelude-find-shell-init-file)
+    (define-key map 'help-command (kbd "C-m") 'discover-my-major)
     ;; make some use of the Super key
     (define-key map [?\s-d] 'projectile-find-dir)
     (define-key map [?\s-p] 'projectile-switch-project)

core/prelude-packages.el

@@ -49,6 +49,7 @@
     anzu
     browse-kill-ring
     dash
+    discover-my-major
     diff-hl
     diminish
     easy-kill