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Feb
26
comment Is it premature optimization to add database indices?
@MathematicalOrchid should've been an answer. Could run for "smallest-straight-to-the-point" answer ever.
Feb
23
comment Caveats of using String.hashCode() on a switch on java < 1.7
@MichaelT isn't there a contract on the hashCode function documentation to always be that s[0]*31^(n-1) ... formula?
Jan
16
comment Is there any material difference between queries joined by WHERE clauses, and queries using an actual JOIN?
I'd like to point the conflicting signals of a work with "the Hard Way" in the title skipping a concept "because they are insanely confusing". But maybe just my concept of what "the hard way" should be is wrong. But again, maybe not.