BobTheBuilder

BobTheBuilder has asked 5 questions and find answers to 55 problems.

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BobTheBuilder questions

Spring 4 web - java.lang.IllegalArgumentException: No matching constant for [0]
SQL standard UPSERT call
Slack - change week start day for message reminder

BobTheBuilder answers

Cast object to interface did not implement?
How do I change the innermost nested statements, but keep the outer statements?
Why compiler showing error
How to treat keys of HashMap as optional in java [duplicate]
is Object instance of MyClass
Declaring int[] Array without defining size?
Creating a copy of a collection
Java generics, interfaces and type constraints [duplicate]
Best way to convert list to comma separated string in java [duplicate]
Data type in c++ or java for holding 20 digit integer