Quick reference for Javascript's apply, call and related functions.

gistfile1.txt

Function.prototype.apply(thisArg[, argsArray])
Function.prototype.call(thisArg[, arg1[, arg2[, ...]]])

Q.nfcall(FS.readFile, "foo.txt", "utf-8");
Q.nfapply(FS.readFile, ["foo.txt", "utf-8"]);
Q.ninvoke(FS, "readFile", "foo.txt", "utf-8");
Q.npost(FS, "readFile", ["foo.txt", "utf-8"]);
Q.nbind(FS.readFile, FS)("foo.txt", "utf-8");