cacheBUSTER

cacheBuster.js

// Cache Buster
// https://bgrins.github.io/devtools-snippets/#cachebuster
// Overwrite all link and (optionally) script tags by adding Date.now() at the end of href and src attributes, respectively. 
// By default processing scripts is not performed, you should change the variable process_scripts to true to run these.

(function (){
  var rep = /.*\?.*/,
      links = document.getElementsByTagName('link'),
      scripts = document.getElementsByTagName('script'),
      process_scripts = false;
  for (var i=0;i<links.length;i++){
    var link = links[i],
        href = link.href;
    if(rep.test(href)){
      link.href = href+'&'+Date.now();
    }
    else{
      link.href = href+'?'+Date.now();
    }

  }
  if(process_scripts){
    for (var i=0;i<scripts.length;i++){
      var script = scripts[i],
          src = script.src;
      if(rep.test(src)){
        script.src = src+'&'+Date.now();
      }
      else{
        script.src = src+'?'+Date.now();
      }

    }
  }
})();