var postSchema = new mongoose.Schema({
    author: String,
    content: String,
    date: String,
    likes: [{theID: String}],
    numDate: Number
});

var UserSchema = mongoose.Schema({
    username: {
        type: String
    },
    password: {
        type: String
    },
    email: {
        type: String
    },
    first: {
        type: String
    },
    posts: [postSchema],
    last: {
        type: String
    },
    followers: [{theID: String}],
    following: [{theID: String}],
    img: { data: Buffer, contentType: String },
    admin: {type: Boolean, default: false}

});

User.update({_id: req.user.id}, {
    $push: {"posts": {_id : req.body.theData}}
}, function(err, user){
    res.redirect('profile');
});