That is exactly what I did to resolve it. Thanks for your reply.
On Sun, Mar 15, 2015 at 3:27 PM, zladuric <[email protected]> wrote:
> Your query is also not optimal.
>
> As I wrote on your SO question, you should do something like this:
>
> User.find({
> // setup query
> username: {$in: req.user.followed_users}
> },
> {
> // setup fields to return
> username: true,
> profilepic: true,
> userbio: true
> },
> // callback
> function (err, followedUsers) {
> res.json(followedUsers); // or render or whatever.
> });
> },
>
> On Saturday, March 14, 2015 at 3:15:26 PM UTC+1, Aryak Sengupta wrote:
>>
>> Hi Angel,
>>
>> Thanks for your reply.I resolved it. What you mentioned in the end is
>> absolutely true.
>>
>>
>> *"Understanding callbacks/async is the price to pay to live at Node.js
>> paradise ;-"*
>> I want to dive in deeper to async callbacks. Can you refer me some
>> resources which will help me to grasp the concept properly.
>>
>> Thanks again.
>>
>>
>>
>> On Sat, Mar 14, 2015 at 7:09 PM, Angel Java Lopez <[email protected]>
>> wrote:
>>
>>> Hi!
>>>
>>> I didn't run this code, but maybe is a solution
>>>
>>> router.get('/account',isAuthenticated, function(req,res){
>>> var following_users_details = [];
>>> var i = 0;
>>>
>>> getOneUser();
>>>
>>> function getOneUser() {
>>>
>>> var following_user = req.user.following_users[i++];
>>>
>>> if (!following_user) {
>>> res.render('users/userAccount',{user:req.user,
>>> following_users_details:following_users_details });
>>> return;
>>> }
>>>
>>> User.findOne({'username' : following_user },
>>> function(err,user)
>>> {
>>> if (!err)
>>> following_users_details.push({
>>> username: user.username,
>>> profilepic : user.photo,
>>> userbio : user.bio
>>> });
>>>
>>> setTimeout(getOneUser, 0);
>>> });
>>> }
>>> });
>>>
>>> The original code returned a result BEFORE the find one user executes
>>> the callback.
>>>
>>> The above code retrieves one user, and then, in the callback, invoke the
>>> same function to retrieve another user. It should be better solutions, but
>>> I hope this code works.
>>>
>>> Understanding callbacks/async is the price to pay to live at Node.js
>>> paradise ;-)
>>>
>>> Angel "Java" Lopez
>>> @ajlopez
>>>
>>>
>>> On Sat, Mar 14, 2015 at 6:55 AM, Aryak Sengupta <[email protected]>
>>> wrote:
>>>
>>>> *I am trying to create an array of Key-Value pairs dynamically with a
>>>> document from a MongoDB database .*
>>>>
>>>> I have posted my question on Stack Overflow but still I can't figure
>>>> out where I am going wrong. This is my question ->
>>>>
>>>> *Creating an array of key-value pairs(fetched from a mongoDB database)
>>>> dynamically*
>>>> <http://stackoverflow.com/questions/29047069/creating-an-array-of-key-value-pairsfetched-from-a-mongodb-database-dynamicall>
>>>>
>>>> Any help will be appreciated,
>>>> Thank You.
>>>>
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