jay3sh

function foo(args) {
  var i, j, k;
  // ...
  // j acquires some interesting value
  // Who called foo when j took this interesting value?
  //

  var e = new Error('dummy');
  var stack = e.stack.replace(/^[^\(]+?[\n$]/gm, '')
      .replace(/^\s+at\s+/gm, '')

johnantoni

check os

cat /etc/redhat-release

install repo

sudo rpm -Uvh http://mirrors.kernel.org/fedora-epel/6/x86_64/epel-release-6-8.noarch.rpm
yum repolist

install duplicity