Gurwinder Singh

Gurwinder Singh has asked 10 questions and find answers to 84 problems.

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Gurwinder Singh questions

Why do asynchronous versions of a TCP echo server use 50x more memory than a synchronous one?
Do I have reordering issue and is it due to reference escape?

Gurwinder Singh answers

double assignment in single instruction
SUM the result of a group by query
How to select min date group by name with repeated ids
SQL join two tables to split email from second table
SQL finding minimum that is non-zero
Table column sorting based on NULL Value
MYSQL - get value from position of comma-separated-string
Creating IF statement that if "Variable" != NULL then WHERE clause
Manually polling streams in future implementation
Remove all alphanumeric words from a string in java