Cross Origin policy

cros.js

 app.get('/questions/intTags' , function (req ,res) {
        console.log(req.query.data)
        var data = [
            { "text": "Tag1" },
            { "text": "Tag2" },
            { "text": "Tag3" },
            { "text": "Tag4" },
            { "text": "Tag5" },
            { "text": "Tag6" },
            { "text": "Tag7" },
            { "text": "Tag8" },
            { "text": "Tag9" },
            { "text": "Tag10" }
        ];
        res.header("Access-Control-Allow-Origin", "*");
        res.header("Access-Control-Allow-Headers", "X-Requested-With");
        res.json(data)
    })