~/Library/KeyBindings/DefaultKeyBinding.dict

gistfile1.txt

{
    "$\UF729" = moveToBeginningOfParagraphAndModifySelection:; // shift-home
    "$\UF72B" = moveToEndOfParagraphAndModifySelection:; // shift-end
    "^\UF729" = moveToBeginningOfDocument:; // ctrl-home
    "^\UF72B" = moveToEndOfDocument:; // ctrl-end
    "^$\UF729" = moveToBeginningOfDocumentAndModifySelection:; // ctrl-shift-home
    "^$\UF72B" = moveToEndOfDocumentAndModifySelection:; // ctrl-shift-end

    /* home */
    "\UF729"  = "moveToBeginningOfLine:";
    "$\UF729" = "moveToBeginningOfLineAndModifySelection:";

    /* end */
    "\UF72B"  = "moveToEndOfLine:";
    "$\UF72B" = "moveToEndOfLineAndModifySelection:";

    /* page up/down */
    "\UF72C"  = "pageUp:";
    "\UF72D"  = "pageDown:";

    "@d" = selectWord:; // cmd-D
    "~w" = selectWord:; // option-w
    "@\177" = (selectParagraph:, delete:, moveToBeginningOfParagraph:); // command-delete

    /* use ctrl+arrow for home and end */
    "^\UF702" = "moveToBeginningOfLine:";
    "$^\UF702" = "moveToBeginningOfLineAndModifySelection:";
    "^\UF703" = "moveToEndOfLine:";
    "$^\UF703" = "moveToEndOfLineAndModifySelection:";
}