SKP's Java/Java EE Gotchas: Clash of the Titans, C++ vs. Java!
DZone
FEBRUARY 27, 2021
One, by researching on the Internet; Two, by developing small programs and benchmarking. They still will win for mission-critical or real-time systems, which need performance over these parameters. There were languages I briefly read about, including other performance comparisons on the internet.
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