Alex questions

Alex answers

• what is the difference between target value blank,self, parent,top in HTML?
• Can't replace space with Zero-width space using RegExp
• How to trim spaces when using a bulk insert?
• Remote and local authentication fails on Mongo DB 3.0.7 (installed on Amazon EC2)
• T-SQL to pull decimal values from a string
• $unwind with group and count
• for ... in - Is the object being iterated evaluated just once before entering the loop?
• MongoDB: Sum of all items in referenced collection
• Performing Arthimetic to all values in an Array
• MongoDB Java Driver - How to disable Cursor Timeout in aggregation query?