chuckha

function! LicenseGenerator()
        let date = strftime("%c")
        if &ft == "javascript"
            return "/*jslint bitwise: true, browser: true, eqeqeq: true, immed: true, newcap: true, regexp: true, nomen: false, onevar: false, undef: true, plusplus: false, white: true, indent: 2 */\n/*global confirm define interpolate gettext console */\n\n// Created by Matthew Irish ([email protected]) on " . date . "\n/*! Copyright (c) 2012 Safari Books Online, LLC. All rights reserved.*/\n\n"
        endif
        if &ft == "python"
            return "# encoding: utf-8\n\n# Created by Chuck Ha ([email protected]) on" . date . "\n# Copyright (c) 2012 Safari Books Online, LLC. All rights reserved.\n\n"
        endif
endfun

chuckha

function! LicenseGenerator()
        let date = strftime("%c")
        call search("# encoding: utf-8")
        return "# Created by Chuck Ha on " . date . "\n# Copyright (c) 2012 Safari Books Online, LLC. All rights reserved.\n\n"
endfun

nmap <silent> ,li "=LicenseGenerator()<CR>p

chuckha

// The first three are strings, the last is a number
"1" + "2" = "12";
"1" + 2 = "12";
1 + "2" = "12";
1 + 2 = 3;

// These are all numbers
"1" - 2 = -1;
"1" - "2" = -1;
1 - "2" = -1;