.jshintrc

{
    "maxerr"        : 50,       // {int} Maximum error before stopping
    "camelcase"     : false,     // true: Identifiers must be in camelCase
    "curly"         : true,     // true: Require {} for every new block or scope
    "eqeqeq"        : true,     // true: Require triple equals (===) for comparison
    "forin"         : true,     // true: Require filtering for..in loops with obj.hasOwnProperty()
    "freeze"        : true,     // true: prohibits overwriting prototypes of native objects such as Array, Date etc.
    "indent"        : 4,        // {int} Number of spaces to use for indentation
    "noempty"       : true,     // true: Prohibit use of empty blocks
    "nonbsp"        : true,     // true: Prohibit "non-breaking whitespace" characters.
    "nonew"         : false,    // true: Prohibit use of constructors for side-effects (without assignment)
    "quotmark"      : "double",
    "undef"         : true,     // true: Require all non-global variables to be declared (prevents global leaks)
    "unused"        : true,     // true: Require all defined variables be used
    "strict"        : false,    // true: Requires all functions run in ES5 Strict Mode
    "devel"         : false,     // Development/debugging (alert, confirm, etc)
    "node"          : true,      // Node.js
    "globals"       : {}         // additional predefined global variables
}