HKBP #IbadahOnline #tahunbaru Pengkhotbah: Pdt. Mika Purba (Kepala Biro Oikumene HKBP) Liturgis : Pdt. Tumpal Sitio, S.Th ...

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Computer science is no more about computers than astronomy is about telescopes. - Edsger Dijkstra
Computer science is no more about computers than astronomy is about telescopes. - Edsger Dijkstra