I know Scope_Identity(), Identity(), @@Identity, and Ident_Current() all get the value of the identity column, but I would love to know the difference. … Read more
I have an Article entity in my project which has the ApplicationUser property named Author. How can I get the full object of … Read more
When a class in Java doesn’t override hashCode(), printing an instance of this class gives a nice unique number. The Javadoc of Object … Read more
There have been some discussions here about JPA entities and which hashCode()/equals() implementation should be used for JPA entity classes. Most (if not … Read more
How do I auto increment the primary key in a SQL Server database table? I’ve had a look through the forum but can’t … Read more
Why does the following behave unexpectedly in Python? >>> a = 256 >>> b = 256 >>> a is b True # This … Read more
I wanted to clarify if I understand this correctly: == is a reference comparison, i.e. both objects point to the same memory location … Read more
Two string variables are set to the same value. s1 == s2 always returns True, but s1 is s2 sometimes returns False. If … Read more