Kindly visit the below link for Salesforce Success Community
https://success.salesforce.com/
In Salesforce Success Community, we can
1. Discuss about our issues we are facing in Salesforce project.
2. Get information about known issues in Salesforce.
3. Improve our knowledge in Salesforce.
4. Get quick solution from experts for our issues in Integration, Development, Administration, Web Services and so on.
5. Gain more knowledge in all aspects of Salesforce.
6. Help others for their issues where we can avoid the same issue when we face the same.
For Development related queries, post it in the below link