Angular in Ajax request header configuration IE does not cache requests

Config ([' $locationProvider ', ' $urlRouterProvider ', ' $httpProvider ', function ($locationProvider, $urlRouterProvider    , $httpProvider) {$locationProvider. Hashprefix ('! ');    $urlRouterProvider. Otherwise ('/customization/funsetting ');    $httpProvider. defaults.headers.put[' content-type '] = ' application/x-www-form-urlencoded ';        $httpProvider. defaults.headers.post[' content-type '] = ' application/x-www-form-urlencoded '; Initialize get if not there if (! $httpProvider. Defaults.headers.get) {$httpProvider. defaults.headers.        get = {}; }//Answer edited to include suggestions from comments//Because previous version of code introduced brows er-related Errors//disable IE ajax request caching $httpProvider. defaults.headers.get[' If-modified-since '        = ' Mon, Jul 1997 05:00:00 GMT ';        Extra $httpProvider. defaults.headers.get[' cache-control '] = ' no-cache ';  $httpProvider. defaults.headers.get[' Pragma '] = ' no-cache ';  $httpProvider. Defaults.transformrequest = [function (data) {/** * the workhorse; Converts an object to X         www-form-urlencoded Serialization.            * @param {Object} obj * @return {String} */var param = function (obj) {var query = ';            var name, value, Fullsubname, SubName, Subvalue, innerobj, I;                for (name in obj) {value = Obj[name];  if (value instanceof Array) {for (i = 0; i < value.length; ++i) {Subvalue =                        Value[i];                        Fullsubname = name + ' [' + i + '] ';                        Innerobj = {};                        Innerobj[fullsubname] = Subvalue;                    Query + = param (innerobj) + ' & ';                        }} else if (value instanceof Object) {for (subname in value) {                        Subvalue = Value[subname]; Fullsubname = name + ' [' + SubName + '];                        Innerobj = {};                        Innerobj[fullsubname] = Subvalue;                    Query + = param (innerobj) + ' & '; }} else if (value!== undefined && value!== null) {query + = Encodeuricomponen                T (name) + ' = ' + encodeuricomponent (value) + ' & '; }} return query.length?        Query.substr (0, query.length-1): query;        }; return Angular.isobject (data) && String (data)!== ' [Object File] '?    Param (data): data; }];}]). Run ([' $rootScope ', ' $state ', ' $stateParams ', function ($rootScope, $state, $stateParams) {$rootScope. $state = $s        Tate    $rootScope. $stateParams = $stateParams; }]);

Angular in Ajax request header configuration IE does not cache requests