"ื•ื•ืื• ื–ืขื ืขืŸ ื“ื™ ื™ื•ื ื’ ืคึผื•ื ืงืก ื•ื•ืึธืก ื•ื•ืขืœืŸ ื•ื•ื™ืฉืŸ ืื•ื ื“ื– ืคื•ืŸ ื“ื™ ืขืจื“?"

ืื™ืš ื”ืึธื‘ ื–ื™ืš ื’ืขืคืจืขื’ื˜ ื“ื™ ืขืงืกื™ืกื˜ืขื ื˜ืฉืึทืœ ืงืฉื™ื ืื™ืŸ ื“ื™ ืคืึธืจืžืึทืœื™ื™ืฉืึทืŸ ืคื•ืŸ ื’ืจืขื‘ืขื ืฉื˜ืฉื™ืงืึธื•ื• ื ืึธืš ืืŸ ืื ื“ืขืจ ืงื™ื™ึทืœืขื›ื™ืง ื“ื™ืกืงื•ืกื™ืข ืื™ืŸ ืื™ื™ื ืขืจ ืคื•ืŸ ื“ื™ ืงื”ื™ืœื•ืช ื•ื•ืขื’ืŸ ืฆื™ ืึท ืึธื ื”ื™ื™ื‘ ื•ื•ืขื‘ ื‘ืึทืงืขื ื“ ื“ืขื•ื•ืขืœืึธืคึผืขืจ ื“ืึทืจืฃ SQL ื•ื•ื™ืกืŸ, ืึธื“ืขืจ ืฆื™ ORM ื•ื•ืขื˜ ื˜ืึธืŸ ืึทืœืฅ ืกื™ื™ึท ื•ื•ื™ ืกื™ื™ึท. ืื™ืš ื‘ืึทืฉืœืึธืกืŸ ืฆื• ื–ื•ื›ืŸ ื“ืขื ืขื ื˜ืคืขืจ ืึท ื‘ื™ืกืœ ืžืขืจ ื‘ืจื™ื™ื˜ ื•ื•ื™ ื ืึธืจ ื•ื•ืขื’ืŸ ORM ืื•ืŸ SQL, ืื•ืŸ ื‘ื™ื™ืกื™ืงืœื™ ืคึผืจื•ื‘ื™ืจืŸ ืฆื• ืกื™ืกื˜ืขืžืึทื˜ื™ื–ื™ืจืŸ ื•ื•ืขืจ ื“ื™ ืžืขื ื˜ืฉืŸ ื–ืขื ืขืŸ ื•ื•ืึธืก ื–ืขื ืขืŸ ืื™ืฆื˜ ื’ืขื’ืื ื’ืขืŸ ืคึฟืึทืจ ื™ื ื˜ืขืจื•ื•ื™ื•ื– ืคึฟืึทืจ ื™ื™ื ื’ืขืจ ืื•ืŸ ืžื™ื˜ืŸ ืžื“ืจื’ื” ืึทื ื˜ื•ื•ื™ืงืœื•ื ื’ ืฉื˜ืขืœืขืก, ื•ื•ืึธืก ื–ื™ื™ืขืจ ื’ืขืฉื™ื›ื˜ืข ืื™ื– ืื•ืŸ ื•ื•ืึธืก ื•ื•ืขืœื˜ ื–ื™ื™ ื–ืขื ืขืŸ. ืœืขื‘ืŸ ืื™ืŸ. ืื™ืŸ ืึทืœื’ืขืžื™ื™ืŸ, ืื™ืš ื’ืขื”ืื˜ ืึท ืžื™ื™ื ื•ื ื’, ืึธื‘ืขืจ ืขืก ืื™ื– ื’ืขื•ื•ืขืŸ ื’ืขืฉืืคืŸ ื“ื•ืจืš ืคึผืขืจื–ืขื ืœืขืš ื”ื™ืจื™ื ื’ ื“ืขืจืคืึทืจื•ื ื’ ืื•ืŸ ืงืœืืจ ืึทื“ื–ืฉืึทืกื˜ื™ื“ ืฆื• ื“ื™ ื”ื™ื’ืข ืžืึทืจืง. ืื™ืŸ ืึทืœื’ืขืžื™ื™ืŸ, ืขืก ืื™ื– ื’ืขื•ื•ืืจืŸ ื˜ืฉื™ืงืึทื•ื•ืข. ื“ืึธ ืก ื•ื•ืึธืก ืžื™ืจ ื’ืขืคื•ื ืขืŸ.

ื’ืœืื‘ืืœืข ื“ืขื•ื•ืขืœืึธืคึผืขืจ ื‘ืึทืคืขืœืงืขืจื•ื ื’

ืื™ืŸ ืกื“ืจ ืฆื• ืขืคืขืก ืฆื•ื’ืึทื ื’ ื“ื™ ืงืฉื™ื, ืื™ืš ื‘ืึทืฉืœืึธืกืŸ ืฆื• ืึธื ื”ื™ื™ื‘ืŸ ืžื™ื˜ ื–ื•ื›ืŸ ืคึฟืึทืจ ื“ืึทื˜ืŸ ื•ื•ืขื’ืŸ ื•ื•ื™ ืคื™ืœืข ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ืขืก ื–ืขื ืขืŸ ืื™ืŸ ื“ืขืจ ื•ื•ืขืœื˜ ื”ื™ื™ึทื ื˜ ืื•ืŸ ื•ื•ื™ ื“ื™ ื‘ืึทืคืขืœืงืขืจื•ื ื’ ืื™ื– ื˜ืฉืึทื ื’ื™ื ื’ ืื™ื‘ืขืจ ืฆื™ื™ึทื˜.
ืขืกื˜ื™ืžืึทื˜ืขื“ ืื™ืŸ ืคืึทืจืฉื™ื“ืŸ ืงื•ื•ืืœืŸ ืฉื˜ืขืœืŸ ื“ื™ ื ื•ืžืขืจืŸ ืื™ืŸ ื“ื™ ืงื™ื™ื˜ ืคื•ืŸ 12 ืฆื• 30 ืžื™ืœื™ืึธืŸ ืžืขื ื˜ืฉืŸ. ื‘ืึทืฉืœืึธืกืŸ ืฆื• ื”ืึทืœื˜ืŸ ื‘ื™ื™ึท ื“ืึทื˜ืŸ ืคึฟื•ืŸ SlashData, ื•ื•ื™ื™ึทืœ ื–ื™ื™ืขืจ ืžืขื˜ืึทื“ืึทืœืึทื“ื–ืฉื™ ื’ืขื•ื•ืขืŸ ื’ืึทื ืฅ ื‘ืึทืœืึทื ืกื˜ ืื•ืŸ ืคึผืึทืกื™ืง ืคึฟืึทืจ ืžื™ื™ืŸ ื‘ืื“ืขืจืคืขื ื™ืฉืŸ. ืื™ืŸ ื–ื™ื™ืขืจ ืึทืกืขืกืžืึทื ื˜, ื–ื™ื™ ื’ืขื ื•ืžืขืŸ ืื™ืŸ ื—ืฉื‘ื•ืŸ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืึทืงืึทื•ื ืฅ ืื•ืŸ ืจื™ืคึผืึทื–ืึทื˜ืึธืจื™ื– ืื•ื™ืฃ Github, ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืึทืงืึทื•ื ืฅ ืื•ื™ืฃ StackOverflow, npm ืึทืงืึทื•ื ืฅ ืื•ืŸ ื“ืึทื˜ืŸ ืคื•ืŸ ื‘ืึทืึทืžื˜ืขืจ ืงื•ื•ืืœืŸ ื•ื•ืขื’ืŸ ื‘ืึทืฉืขืคื˜ื™ืงื•ื ื’ ืื™ืŸ ื“ื™ ื™ื•. ืขืก. ืื•ืŸ ืื™ื™ืจืึธืคึผืข. ื–ื™ื™ ืื•ื™ืš ืึทื“ื–ืฉืึทืกื˜ื™ื“ ื“ื™ ืจื™ื–ืึทืœื˜ื™ื ื’ ื ื•ืžืขืจืŸ ื ื™ืฆืŸ ื–ื™ื™ืขืจ ืื™ื™ื’ืขื ืข 16 ืฉื˜ื•ื“ื™ื•ื, ื•ื•ืึธืก ืึทืจื™ื™ึทื ื’ืขืจืขื›ื ื˜ ื‘ืขืขืจืขืš 20 ืžืขื ื˜ืฉืŸ ืคึฟืึทืจ ื™ืขื“ืขืจ ื™ื‘ืขืจื‘ืœื™ืง.

ืœื•ื™ื˜ SlashData, ืื™ืŸ ื“ื™ ืคืขืจื˜ ืคืขืจื˜ืœ ืคื•ืŸ 2018 ืขืก ื–ืขื ืขืŸ ื’ืขื•ื•ืขืŸ ื‘ืขืขืจืขืš 18.9 ืžื™ืœื™ืึธืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ืื™ืŸ ื“ืขืจ ื•ื•ืขืœื˜, 12.9 ืžื™ืœื™ืึธืŸ ืคื•ืŸ ื–ื™ื™ ื–ืขื ืขืŸ ืคืึทื›ืžืึทืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก, ื“ืึธืก ืื™ื–, ื–ื™ื™ ืžืึทื›ืŸ ืึท ืœืขื‘ืขื“ื™ืง ืคึผืจืึธื’ืจืึทืžืžื™ื ื’. ื“ื™ ื•ื•ืึธืก ื–ืขื ืขืŸ ื“ืขืจื•ื•ื™ื™ึทืœ ื ื™ืฉื˜ ืคึผืจืึธืคืขืกื™ืึธื ืึทืœ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ื–ืขื ืขืŸ ืžืขื ื˜ืฉืŸ ืคึฟืึทืจ ื•ื•ืขืžืขืŸ ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืื™ื– ืึท ืคืขืจื“ืœ, ืคึผืœื•ืก ื“ื™ ื•ื•ืึธืก ื–ืขื ืขืŸ ืื™ืฆื˜ ื’ืขืœืขืจื ื˜ ืึท ืคืึทืš (ืคืึทืจืฉื™ื™ื“ืขื ืข ืกื˜ื•ื“ืขื ื˜ืŸ ืื•ืŸ ื–ืขืœื‘ืกื˜-ื’ืขืœืขืจื ื˜). ื ื•, ื“ืึธืก ืื™ื–, ื“ืึธ ืื™ื– ืึท ืึธื ืฆื•ื”ืขืจืขื ื™ืฉ ืื•ื™ืฃ ื“ื™ ื’ืจื™ื™ืก ืคื•ืŸ ื“ืขืจ ื’ืจื•ืคึผืข ื•ื•ืึธืก ืื™ื ื˜ืขืจืขืกืŸ ืžื™ืจ - 6 ืžื™ืœื™ืึธืŸ ืžืขื ื˜ืฉืŸ. ืฆื• ื–ื™ื™ืŸ ืขืจืœืขืš, ื“ืึธืก ืื™ื– ืžืขืจ ื•ื•ื™ ืื™ืš ื“ืขืจื•ื•ืึทืจื˜.

ื“ื™ ืฆื•ื•ื™ื™ื˜ืข ื™ื‘ืขืจืจืึทืฉืŸ ืคึฟืึทืจ ืžื™ืจ ืื™ื– ื’ืขื•ื•ืขืŸ ื“ืขืจ ื•ื•ื•ึผืงืก ืงื•ืจืก ืคื•ืŸ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืคึผืจืึธื•ื’ืจืึทืžืขืจื–: ืคื•ืŸ ื“ื™ ืจื’ืข ืคืขืจื˜ืœ ืคื•ืŸ 2017 ืฆื• ื“ื™ ืคืขืจื˜ ืคืขืจื˜ืœ ืคื•ืŸ 2018, ืขืก ื’ืขื•ื•ืืงืกืŸ ืคื•ืŸ 14.7 ืฆื• ื“ื™ ื“ืขืจืžืื ื˜ 18.9 ืžื™ืœื™ืึธืŸ, ืึธื“ืขืจ ื’ืขื•ื•ืืงืกืŸ ืžื™ื˜ 21% ืื™ืŸ 2018! ืื•ื™ื‘ ืื™ืš ื•ื•ืึธืœื˜ ื–ื™ื™ืŸ ื’ืขื‘ืขื˜ืŸ ืฆื• ืึธืคึผืฉืึทืฆืŸ ื“ื™ ื•ื•ื•ึผืงืก ืงื•ืจืก ืคื•ืŸ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืคึผืจืึธื•ื’ืจืึทืžืขืจื–, ืื™ืš ื•ื•ืึธืœื˜ ื–ืึธื’ืŸ ืึทื– ืขืก ืื™ื– ื•ื•ืขื’ืŸ 5% ืคึผืขืจ ื™ืึธืจ ืžื™ื˜ ืึท ืงืœื™ื™ืŸ ืคืึทืจื’ืจืขืกืขืจืŸ ืื™ืŸ ื“ื™ ืงื•ืจืก ืึทื ื™ื•ืึทืœื™. ืื•ืŸ ื“ืึธ ืขืก ื˜ื•ืจื ืก ืื•ื™ืก ืฆื• ื–ื™ื™ืŸ ื•ื•ื™ ืคื™ืœ ื•ื•ื™ 20%.

ืึทื“ื“ื™ื˜ื™ืึธื ืึทืœืœื™, SlashData ืขืกื˜ืึทืžืึทืฅ ืึทื– ื“ื™ ื‘ืึทืคืขืœืงืขืจื•ื ื’ ื•ื•ืขื˜ ื“ืขืจื’ืจื™ื™ื›ืŸ 2030 ืžื™ืœื™ืึธืŸ ืื™ืŸ 45. ืขืก ืื™ื– ื’ืจื™ื ื’ ืฆื• ืจืขื›ืขื ืขืŸ ืึทื– ื“ืึธืก ื™ืžืคึผืœื™ื™ื– ืึท ื•ื•ื•ึผืงืก ืคื•ืŸ ืึท ื‘ื™ืกืœ ืžืขืจ ื•ื•ื™ 8% ืึทื ื™ื•ืึทืœื™, ื ื™ืฉื˜ 20%, ืึธื‘ืขืจ ื–ื™ื™ ืึธืคึผืฉื™ืงืŸ ืฆื• ืึท ืึทื“ื–ืฉืึทืกื˜ืžืึทื ื˜ ืฆื• ื—ืฉื‘ื•ืŸ ืคึฟืึทืจ ืื™ื ื˜ืขืจื ืขื˜ ื“ื•ืจื›ื“ืจื•ื ื’ (ื“ืขืจื•ื•ื™ื™ึทืœ ื•ื•ืขื’ืŸ 57% ื•ื•ืขืจืœื“ื•ื•ื™ื™ื“). ืœื•ื™ื˜ ืกื˜ืึทื˜ื™ืกื˜ื™ืง) ืื•ืŸ ืขื˜ืœืขื›ืข ืื ื“ืขืจืข ืกื™ื‘ื•ืช, ืึทื–ืึท ื•ื•ื™ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ืคึผืขืจ ืงืึทืคึผื™ื˜ืึท. ื’ืขืึธื’ืจืึทืคื™ืงืึทืœืœื™, ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ื•ื•ืืงืกื˜ ืžืขืจืกื˜ ืฉื˜ืืจืง ืื™ืŸ ื™ื ื“ื™ืึท ืื•ืŸ ื˜ืฉื™ื™ื ืึท; ื™ื ื“ื™ืึท ืื™ื– ื’ืขืจื™ื›ื˜ ืฆื• ื™ื‘ืขืจื™ืึธื’ืŸ ื“ื™ ืคืึทืจื™ื™ื ื™ืงื˜ืข ืฉื˜ืึทื˜ืŸ ืื™ืŸ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ืื™ืŸ 2023 (ื“ืึธืก ืื™ื– ืฉื•ื™ืŸ C # ืงืึธืจื ืขืจ ื“ืึทื˜ืŸ).

ืื™ืŸ ืึทืœื’ืขืžื™ื™ืŸ, ืขืก ื•ื•ืขื˜ ื–ื™ื™ืŸ ืึท ืคึผืœืึทืฅ ืคื•ืŸ ืคึผืจืึธื•ื’ืจืึทืžืขืจื–, ืงื™ื™ืŸ ืขื ื™ืŸ ื•ื•ื™ ืื™ืจ ืงื•ืง ืื™ืŸ ืขืก, ื•ื•ื™ื™ึทืœ ื“ื™ ืคืึธื“ืขืจื•ื ื’ ืื™ื– ื’ืจืึธื•ื™ื ื’. ื“ื•ืจืš ื“ืขื ื•ื•ืขื’, ื•ื•ืขื’ืŸ ืžืึธื ืขืŸ.

ื•ื•ืึธืก ืื™ื– ืื™ืŸ ืžืึธื ืขืŸ?

ืฆื• ืึธืคึผืฉืึทืฆืŸ ืคืึธื“ืขืจื•ื ื’, ืื™ืš ื’ืขื•ื•ื™ื™ื ื˜ HackerRank ื“ืึทื˜ืŸ ืคึฟืึทืจ 2018 ะธ 2019 ื™ืึธืจ.

ืื™ืŸ ื˜ืขืจืžื™ื ืขืŸ ืคื•ืŸ ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืฉืคึผืจืึทื›ืŸ, ื“ื™ ื’ืจืขืกื˜ืข ืคืึธื“ืขืจื•ื ื’ ืื™ื– ืคึฟืึทืจ ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜, ืคึผื™ื˜ื”ืึธืŸ ืื•ืŸ ื–'ืื‘ื ืื™ืŸ ื›ึผืžืขื˜ ืึทืœืข ื™ื ื“ืึทืกื˜ืจื™ื–, ืžื™ื˜ ืึท ื•ื™ืกื ืขื ืคื•ืŸ ืงืึธืžืคึผื™ื•ื˜ืขืจ ื™ื™ึทื–ื ื•ื•ืึทืจื’. ืื™ืŸ ื“ื™ ื™ืขื ืขืจ, ื“ื™ ื’ืจืขืกื˜ืข ืคืึธื“ืขืจื•ื ื’ ืื™ื– ืคึฟืึทืจ C / C ++, ื•ื•ืึธืก ืื™ื– ืคืึทืจืฉื˜ื™ื™ื™ืง; ื™ื™ึทื–ื ื•ื•ืึทืจื’ ืคึผืจืึทื“ื–ืฉืขืงืก ื ืึธืš ื”ืึธื‘ืŸ ืจืขืงื•ื•ื™ืจืขืžืขื ืฅ ืคึฟืึทืจ ืžื™ื˜ืœ ื™ื ื˜ืขื ืกื™ื˜ื™ ืื•ืŸ ืคืึธืจืฉื˜ืขืœื•ื ื’ ืคื•ืŸ ื“ื™ ืงืึธืจืึทืกืคึผืึทื ื“ื™ื ื’ ื•ื•ื™ื™ื›ื•ื•ืืจื’.

"ื•ื•ืื• ื–ืขื ืขืŸ ื“ื™ ื™ื•ื ื’ ืคึผื•ื ืงืก ื•ื•ืึธืก ื•ื•ืขืœืŸ ื•ื•ื™ืฉืŸ ืื•ื ื“ื– ืคื•ืŸ ื“ื™ ืขืจื“?"

ืื™ืŸ ื˜ืขืจืžื™ื ืขืŸ ืคื•ืŸ ืคืจืึทืžืขื•ื•ืึธืจืงืก, AngularJS, Node.js ืื•ืŸ React ื–ืขื ืขืŸ ืื™ืŸ ื“ื™ ื’ืจืขืกื˜ืข ืคืึธื“ืขืจื•ื ื’, ืื•ืŸ ื–ื™ื™ ื”ืึธื‘ืŸ ื“ื™ ื’ืจืขืกื˜ืŸ ืจื™ืก ืฆื•ื•ื™ืฉืŸ ืฆื•ืฉื˜ืขืœืŸ ืื•ืŸ ืคืึธื“ืขืจื•ื ื’, ื•ื•ืึธืก ืกื™ืžื– ืฆื• ื–ื™ื™ืŸ ื“ืขืจืงืœืขืจื˜ ื“ื•ืจืš ื“ื™ ื’ื™ื›ืงื™ื™ึทื˜ ืžื™ื˜ ื•ื•ืึธืก ื“ื™ ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜ ื™ืงืึธื•ืกื™ืกื˜ืึทื ืื™ื– ื˜ืฉืึทื ื’ื™ื ื’, ื•ื•ื™ื™ึทืœ ืœืžืฉืœ ืคึฟืึทืจ ExpressJS , ืฆื•ืฉื˜ืขืœืŸ ืฉื•ื™ืŸ ื™ืงืกื™ื“ื– ืžืึธื ืขืŸ.

"ื•ื•ืื• ื–ืขื ืขืŸ ื“ื™ ื™ื•ื ื’ ืคึผื•ื ืงืก ื•ื•ืึธืก ื•ื•ืขืœืŸ ื•ื•ื™ืฉืŸ ืื•ื ื“ื– ืคื•ืŸ ื“ื™ ืขืจื“?"

ืื™ืŸ ื˜ืขืจืžื™ื ืขืŸ ืคื•ืŸ ืงืึทืžืคึผืึทื˜ื™ื ืกื™ื–, ืขืžืคึผืœื•ื™ืขืจืก ื‘ืคึฟืจื˜ ื“ืขืจื•ื•ืึทืจื˜ืŸ ืคึผืจืึธื‘ืœืขื ืกืึทืœื•ื•ื™ื ื’ ืกืงื™ืœื– ืคื•ืŸ ืงืึทื ื“ืึทื“ื™ื™ืฅ. ื•ื•ืขื’ืŸ 95% ืคื•ืŸ ืขืžืคึผืœื•ื™ืขืจืก ื“ืขืจืžืึธื ืขืŸ ื“ื™ ืกืงื™ืœื– ื•ื•ื™ ื•ื•ื™ื›ื˜ื™ืง. ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืฉืคึผืจืึทืš ื‘ืึทื”ืึทื•ื•ื ื˜ืงื™ื™ึทื˜ ืื™ื– ืื™ืŸ ืฆื•ื•ื™ื™ื˜ ืคึผืœืึทืฅ ืžื™ื˜ 56%. ื“ื•ืจืš ื“ืขื ื•ื•ืขื’, ืขืก ืื™ื– ืงื™ื™ืŸ ืฉื•ืจื” ืžื™ื˜ ืคื•ื ื“ืึทืžืขื ื˜ืึทืœ ื•ื•ื™ืกืŸ ืคื•ืŸ ืึทืœื’ืขืจื™ื“ืึทืžื–, ื“ืึทื˜ืŸ ืกื˜ืจืึทืงื˜ืฉืขืจื– ืื•ืŸ ืื ื“ืขืจืข ืงืึธืžืคึผื™ื•ื˜ืขืจ ื•ื•ื™ืกื ืฉืึทืคึฟื˜, ืึธื“ืขืจ ืขืก ืื™ื– ื ื™ืฉื˜ ืื™ืŸ ื“ื™ ืึทื ืงืขื˜ืข, ืึธื“ืขืจ ืึทืงืึทื“ืขืžื™ืง ื•ื•ื™ืกืŸ ืื™ื– ื ื™ื˜ ืžืขืจ ืคืืจืœืื ื’ื˜ ืื™ืŸ ืึท ื’ืจื•ื™ืก ื•ื•ืึธื’.

ื“ืึทื˜ืึทื‘ืึทืกืข ืคึผืœืึทืŸ ืื™ื– ื“ืืจืฃ ื“ื•ืจืš 23.2% ืคื•ืŸ ืงืึธืžืคึผืึทื ื™ืขืก ืื•ื ื˜ืขืจ 100 ืžืขื ื˜ืฉืŸ, ืื•ืŸ 18.8% ืคื•ืŸ ืงืึธืžืคึผืึทื ื™ืขืก ืื™ื‘ืขืจ 1000 ืžืขื ื˜ืฉืŸ. ื™ืึธ, ืขืก ืงื•ืงื˜ ื•ื•ื™ ืขืก ืื™ื– ื•ื•ืขื’ืŸ ORM ืื•ืŸ SQL! ื“ื™ ืœืึทื“ื–ืฉื™ืงืึทืœ, IMHO, ื“ืขืจืงืœืขืจื•ื ื’ ืื™ื– ืึทื– ืื™ืŸ ื’ืจื•ื™ืก ืงืึธืžืคึผืึทื ื™ืขืก ืขืก ืื™ื– ืึท ื“ืขื“ืึทืงื™ื™ื˜ืึทื“ ืจืึธืœืข ืคื•ืŸ โ€‹โ€‹ื“ื‘ืึท, ื•ื•ืึธืก ืื™ื– ืคืึทืจืึทื ื˜ื•ื•ืึธืจื˜ืœืขืš ืคึฟืึทืจ ื“ืขื ืึทืกืคึผืขืงื˜, ืื•ืŸ ื“ืขืจื™ื‘ืขืจ ืขืก ืื™ื– ืžืขื’ืœืขืš ืฆื• ืคืึทืจื•ื•ื™ื™ื›ืขืจืŸ ื“ื™ ื‘ืื“ืขืจืคืขื ื™ืฉืŸ ืคึฟืึทืจ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ืื•ืŸ ืึธื ืฉื˜ืขืœืŸ ืคืึทืกื˜ืขืจ. ืึธื‘ืขืจ ืžื™ื˜ ืกื™ืกื˜ืขื ื“ื™ื–ื™ื™ืŸ ืขืก ืื™ื– ื“ื™ ืื ื“ืขืจืข ื•ื•ืขื’ ืึทืจื•ื: 37.0% ืื™ืŸ ืงืœื™ื™ืŸ ืึธื ืขืก, 44.1% ืื™ืŸ ื’ืจื•ื™ืก ืึธื ืขืก. ืขืก ื•ื•ืึธืœื˜ ื•ื™ืกืงื•ืžืขืŸ ืึทื– ื’ืจื•ื™ืก ืึธื ืขืก ื–ืึธืœ ื”ืึธื‘ืŸ ื“ืขื“ืึทืงื™ื™ื˜ืึทื“ ืึทืจืงืึทื˜ืขืงืฅ, ืึธื‘ืขืจ ื˜ืึธืžืขืจ ื–ื™ื™ ื–ืขื ืขืŸ ืคืฉื•ื˜ ื ื™ืฉื˜ ื‘ื™ื›ื•ืœืช ืฆื• ื“ืขืงืŸ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืกื™ืกื˜ืขืžืขืŸ ื•ื•ืึธืก ื–ืขื ืขืŸ ื“ื–ืฉืขื ืขืจื™ื™ื˜ืึทื“. ืึธื“ืขืจ ื“ื™ ื–ืขืœื‘ืข ืคื•ื ื“ืึทืžืขื ื˜ืึทืœ ืึทืœื’ืขืจื™ื“ืึทืžื– ืื•ืŸ ื“ืึทื˜ืŸ ืกื˜ืจืึทืงื˜ืฉืขืจื– ื–ืขื ืขืŸ ืฉื˜ืขืœืŸ ืื™ืŸ ืกื™ืกื˜ืขื ืคึผืœืึทืŸ, ืื•ืŸ ืขืก ื•ื•ืขืจื˜ ืึท ื‘ื™ืกืœ ืงืœื™ืจืขืจ.

ืงืœื™ื™ืŸ ืงืึธืžืคึผืึทื ื™ืขืก ื“ืึทืจืคึฟืŸ ืคืจืึทืžืขื•ื•ืึธืจืง ืคึผืจืึธืคื™ืกื™ืขื ืกื™ ืžืขืจ ืื•ืŸ ื•ื•ื™ื™ื ื™ืงืขืจ ื“ื™ ืึทืคืึธืจืžืขื ืฉืึทื ื“ ืกื™ืกื˜ืขื ืคึผืœืึทืŸ, ืคึฟื•ืŸ ื•ื•ืึธืก ืžื™ืจ ืงืขื ืขืŸ ืฆื™ืขืŸ ื“ื™ ืงืึทืคึผื™ื˜ืึทืŸ ืก ืžืกืงื ื ืึทื– ืขืก ืื™ื– ื•ื•ื™ื›ื˜ื™ืง ืคึฟืึทืจ ืกื˜ืึทืจื˜ืึทืคึผืก ืฆื• ืงืึทื˜ืขืจ ืึท ืขืคืขืก ืืจื‘ืขื˜ืŸ ืคึผืจืึธื“ื•ืงื˜ ื•ื•ื™ ื’ืขืฉื•ื•ื™ื ื“ ื•ื•ื™ ืžืขื’ืœืขืš, ืื•ืŸ ืžืึธืจื’ืŸ ื•ื•ืขื˜ ื–ื™ื™ืŸ ืžืึธืจื’ืŸ.

"ื•ื•ืื• ื–ืขื ืขืŸ ื“ื™ ื™ื•ื ื’ ืคึผื•ื ืงืก ื•ื•ืึธืก ื•ื•ืขืœืŸ ื•ื•ื™ืฉืŸ ืื•ื ื“ื– ืคื•ืŸ ื“ื™ ืขืจื“?"

ื•ื•ืึธืก ืœืขืจื ืขืŸ ืกื˜ื•ื“ืขื ื˜ืŸ?

ื“ืึธ ืื™ืš ื–ื™ืš ืคืึทืจืœืึธื–ื  ืื•ื™ืฃ ื“ืึทื˜ืŸ ืคื•ืŸ ืื ื“ืขืจืŸ HackerRank ืคืึธืจืฉื•ื ื’.
ืขืก ืื™ื– ื•ื•ื™ื›ื˜ื™ืง ืฆื• ื‘ืึทื˜ืจืึทื›ื˜ืŸ ืึทื– ื˜ืจืึธืฅ ื“ืขื ืคืึทืงื˜ ืึทื– ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืื™ืŸ ืื™ื™ืŸ ืึธื“ืขืจ ืื ื“ืขืจืŸ ืคืึธืจืขื ืื™ื– ื’ืขืœืขืจื ื˜ ืื™ืŸ ืื•ื ื™ื•ื•ืขืจืกื™ื˜ืขื˜ืŸ (ืื™ืš ืžื™ื™ื ืขืŸ ืงืึธืžืคึผื™ื•ื˜ืขืจ ื•ื•ื™ืกื ืฉืึทืคึฟื˜ ืžื™ื™ื“ื–ืฉืขืจื–), ืžืขืจ ื•ื•ื™ ื”ืึทืœื‘ ืคื•ืŸ ื“ื™ ืกืขืจื•ื•ื™ื™ื“ ื’ืขื–ืื’ื˜ ืึทื– ื–ื™ื™ ืื•ื™ืš ืคืึทืจืงื ืึทืกื˜ ืื™ืŸ ื–ื™ืš-ื‘ื™ืœื“ื•ื ื’.

ืžืึธื“ืขืจืŸ ืกื˜ื•ื“ืขื ื˜ืŸ ื‘ืขืกืขืจ ืฆื• ืœืขืจื ืขืŸ ืคึฟื•ืŸ ื™ืึธื•ื˜ื•ื‘ืข, ื‘ืฉืขืช ืขืœื˜ืขืจืข ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ื•ื•ืขื ื“ืŸ ืฆื• ื˜ื•ื˜ืึธืจื™ืึทืœื– ืื•ืŸ ื‘ื™ื›ืขืจ. ื‘ื™ื™ื“ืข ืคื•ืŸ โ€‹โ€‹ื–ื™ื™ ืึทืงื˜ื™ื•ื•ืœื™ ื ื•ืฆืŸ StackOverflow. ืื™ืš ืึทื˜ืจื™ื‘ื™ื•ื˜ ื“ืึธืก ืฆื• ื“ืขื ืคืึทืงื˜ ืึทื– ื•ื•ื™ื“ืขื ืื™ื– ืึท ื‘ืึทืงืึทื ื˜ ืžื™ื“ื™ืึท ืงืึทื ืึทืœ ืคึฟืึทืจ ื“ื•ืจ ื–, ื‘ืฉืขืช ืคืืจืฉื˜ื™ื™ืขืจืก ืคื•ืŸ ื“ื•ืจ ื™ ื–ืขื ืขืŸ ื ืึธืš ืื™ืŸ ืึท ืชืงื•ืคื” ืึธืŸ ื‘ืœืึธื’ื’ืขืจืก.

ื–ื™ื™ ืœืขืจื ืขืŸ ื•ื•ืึธืก ืขืžืคึผืœื•ื™ืขืจืก ืคืึธื“ืขืจืŸ: ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜, ื“ื–ืฉืึทื•ื•ืึท, ืคึผื™ื˜ื”ืึธืŸ. ื–ื™ื™ ืึธื ื•ื•ื™ื™ึทื–ืŸ ืึทื– ื–ื™ื™ ื•ื•ื™ืกืŸ C / C ++, ืึธื‘ืขืจ ื“ืึธืก ืื™ื– ืžื™ืกื˜ืึธืžืข ื•ื•ื™ื™ึทืœ ื“ื™ ืฉืคึผืจืึทื›ืŸ ื–ืขื ืขืŸ ื’ืขื ื™ืฆื˜ ืคึฟืึทืจ ืœืขืจื ืขืŸ ืื™ืŸ ืื•ื ื™ื•ื•ืขืจืกื™ื˜ืขื˜ืŸ. ื–ื™ื™ ืœืขืจื ืขืŸ JS ืคืจืึทืžืขื•ื•ืึธืจืงืก, ืึธื‘ืขืจ ื“ื™ ืคืึธื“ืขืจื•ื ื’ ืื™ื– ื‘ืื˜ื™ื™ื˜ื™ืง ื”ืขื›ืขืจ ื•ื•ื™ ื“ื™ ืฆื•ืฉื˜ืขืœืŸ, ืึทื–ื•ื™ ืžืฉืžืขื•ืช ื–ื™ื™ ื–ืขื ืขืŸ ืึทืงื˜ื™ื•ื•ืœื™ ืœืขืจื ืขืŸ ื ืึธืš ื’ืขืคื•ื ืขืŸ ื–ื™ื™ืขืจ ืขืจืฉื˜ืขืจ ืึทืจื‘ืขื˜.

"ื•ื•ืื• ื–ืขื ืขืŸ ื“ื™ ื™ื•ื ื’ ืคึผื•ื ืงืก ื•ื•ืึธืก ื•ื•ืขืœืŸ ื•ื•ื™ืฉืŸ ืื•ื ื“ื– ืคื•ืŸ ื“ื™ ืขืจื“?"

ืื™ืŸ ืึทืœื’ืขืžื™ื™ืŸ, ื•ื•ื™ ื“ืขืจื•ื•ืึทืจื˜, ื–ื™ื™ ืœืขืจื ืขืŸ ื•ื•ืึธืก ืื™ื– ืื™ืŸ ืžืึธื ืขืŸ.

ืกื˜ื•ื“ืขื ื˜ืŸ ื“ืขืจื•ื•ืึทืจื˜ืŸ ืคืึทื›ืžืึทืŸ ื•ื•ื•ึผืงืก ืคื•ืŸ ื–ื™ื™ืขืจ ืขืจืฉื˜ืขืจ ืึทืจื‘ืขื˜, ืึทืจื‘ืขื˜-ืœืขื‘ืŸ ื•ื•ืึธื’ ืื™ื– ืจื’ืข (ืื™ืŸ ืขื˜ืœืขื›ืข ืœืขื ื“ืขืจ ืขืจืฉื˜ืขืจ), ืื•ืŸ ื˜ืฉื™ืงืึทื•ื•ืข ื˜ืึทืกืงืก ืงื•ืžืขืŸ ื“ืจื™ื˜.

ื“ื™ื ืึทืžื™ืง ืคื•ืŸ ื“ื™ ื“ืขื•ื•ืขืœืึธืคึผืขืจ ื‘ืึทืคืขืœืงืขืจื•ื ื’ ื“ื•ืจืš ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืฉืคึผืจืึทื›ืŸ ืื•ืŸ ื•ื•ื™ื™ื›ื•ื•ืืจื’ ื˜ื™ื™ืคึผืก

"ื•ื•ืื• ื–ืขื ืขืŸ ื“ื™ ื™ื•ื ื’ ืคึผื•ื ืงืก ื•ื•ืึธืก ื•ื•ืขืœืŸ ื•ื•ื™ืฉืŸ ืื•ื ื“ื– ืคื•ืŸ ื“ื™ ืขืจื“?"

ื•ื•ืขื‘ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ื–ืขื ืขืŸ ืื™ืŸ ื“ืขืจ ืขืจืฉื˜ืขืจ ืึธืจื˜ ืžื™ื˜ ืึทืŸ ืขืกื˜ื™ืžืึทื˜ืขื“ 16.9 ืžื™ืœื™ืึธืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก. ื“ืึธืก ืื™ื– SlashData ื•ื•ื™ื“ืขืจ. ื•ื•ื™ื™ึทื˜ืขืจ ื–ืขื ืขืŸ ื‘ืึทืงืขื ื“ ื‘ืึทื“ื™ื ื•ื ื’ืก (13.6 ืžื™ืœื™ืึธืŸ), ืจื™ืจืขื•ื•ื“ื™ืง ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– (13.1 ืžื™ืœื™ืึธืŸ) ืื•ืŸ ื“ืขืกืงื˜ืึทืคึผ (12.3 ืžื™ืœื™ืึธืŸ). AR / VR ืื•ืŸ IoT ืกืขืงื˜ืึธืจืก ื–ืขื ืขืŸ ื‘ื™ืกืœืขื›ื•ื•ื™ื™ึทื– ื’ื™ื™ื ื™ื ื’ ืคึผืึธืคึผื•ืœืึทืจื™ื˜ืขื˜, AI / ML / Data Science ืื™ื– ื‘ืื˜ื™ื™ื˜ื™ืง ื’ืขื•ื•ืืงืกืŸ ืื™ืŸ ื“ื™ ืœืขืฆื˜ืข ืฆื•ื•ื™ื™ ื™ืึธืจ.

ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜ ืื™ื– ื’ืจืึธื•ื™ื ื’ ื“ื™ ืคืึทืกื˜ืึทืกื˜; ื–ื™ื™ืŸ ืงื”ืœ ืื™ื– ืฉื•ื™ืŸ ื“ื™ ื’ืจืขืกื˜ืข, ื’ืจืึธื•ื™ื ื’ ืžื™ื˜ 2018 ืžื™ืœื™ืึธืŸ ืื™ืŸ 2.5 ืึทืœื™ื™ืŸ. ื–ื™ื™ ื–ืขื ืขืŸ ืืคื™ืœื• ื˜ืจื™ื™ื ื’ ืฆื• ืฉืจื™ื™ึทื‘ืŸ ืื™ืŸ ื“ื™ IoT ืื•ืŸ ML ืกืขืงื˜ืึธืจืก.
ืคึผื™ื˜ื”ืึธืŸ ื’ืขื•ื•ืืงืกืŸ ืžื™ื˜ 2018 ืžื™ืœื™ืึธืŸ ืื™ืŸ 2.2 ืจืขื›ื˜ ืฆื• ื“ืขืจ ื’ืจืึธื•ื™ื ื’ ืคึผืึธืคึผื•ืœืึทืจื™ื˜ืขื˜ ืคื•ืŸ ML, ื•ื•ื• ืขืก ืื™ื– ื˜ืจืึทื“ื™ืฉืึทื ืึทืœื™ ืฉื˜ืึทืจืง, ื•ื•ื™ ื’ืขื–ื•ื ื˜ ื•ื•ื™ ืจืขื›ื˜ ืฆื• ื“ืขืจ ื™ื– ืคื•ืŸ ืœืขืจื ืขืŸ ืื•ืŸ ืงืึทื ื•ื•ื™ื ื™ืึทื ืก ืคื•ืŸ ื“ื™ ืฉืคึผืจืึทืš.

Java, C / C ++ ืื•ืŸ C # ื•ื•ืึทืงืกืŸ ืื™ืŸ ืึท ืกืœืึธื•ืขืจ ืงื•ืจืก ื•ื•ื™ ื“ื™ ืงื•ื™ืœืขืœื“ื™ืง ื“ืขื•ื•ืขืœืึธืคึผืขืจ ื‘ืึทืคืขืœืงืขืจื•ื ื’. ื–ื™ื™ ื–ืขื ืขืŸ ืื™ืฆื˜ ืจืึทืจืขืœื™ ื“ื™ ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืฉืคึผืจืึทืš ื•ื•ืึธืก ืžืขื ื˜ืฉืŸ ืงืœื™ื™ึทื‘ืŸ ืฆื• ืึธื ื”ื™ื™ื‘ืŸ ืžื™ื˜. ื“ื™ ืคืึธื“ืขืจื•ื ื’ ืคึฟืึทืจ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ื“ืึธ ืื™ื– ืžืขืจ ืึธื“ืขืจ ื•ื•ื™ื™ื ื™ืงืขืจ ื‘ืึทืœืึทื ืกื˜ ืžื™ื˜ ืฆื•ืฉื˜ืขืœืŸ. ืื™ืš ื˜ืจืึทื›ื˜ืŸ Java ื•ื•ืึธืœื˜ ื”ืึธื‘ืŸ ื’ืขื•ื•ืืงืกืŸ ืืคื™ืœื• ืกืœืึธื•ืขืจ ืื•ื™ื‘ ื ื™ืฉื˜ ืคึฟืึทืจ ืึทื ื“ืจื•ื™ื“.

PHP ืื™ื– ื“ื™ ืฆื•ื•ื™ื™ื˜ ืžืขืจืกื˜ ืคืึธืœืงืก ื•ื•ืขื‘ ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืฉืคึผืจืึทืš ืื•ืŸ ืขืก ืื™ื– ืื•ื™ืš ื’ืจืึธื•ื™ื ื’ ื‘ืื˜ื™ื™ื˜ื™ืง (ืžื™ื˜ 32% ืื™ืŸ 2018). ื–ื™ื™ืŸ ืงื”ืœ ืื™ื– ืขืกื˜ื™ืžืึทื˜ืขื“ ืฆื• 5.9 ืžื™ืœื™ืึธืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก. ื˜ืจืึธืฅ ื“ืขื ืคึผืึธื•ืœืขืจื™ื™ื–ื™ื ื’ ืฉืขื ืคื•ืŸ PHP, ืขืก ืื™ื– ื’ืึทื ืฅ ื’ืจื™ื ื’ ืฆื• ืœืขืจื ืขืŸ ืื•ืŸ ื•ื•ื™ื™ื“ืœื™ ื’ืขื•ื•ื™ื™ื ื˜.

ื•ื•ื™ืื–ื•ื™ ืœืขืจื ืขืŸ ื–ื™ืš ื“ื™ ื”ื™ื™ื ื˜ื™ื’ืข ื™ื•ื ื’ืข ืงืื ื“ื™ื“ืื˜ืŸ ืื™ืŸ ืคืืจื’ืœื™ื™ืš ืฆื• ืคืจื™ืขืจื“ื™ื’ืข ื“ื•ืจื•ืช?

HackerRank ื“ืึทื˜ืŸ ื•ื•ื™ื“ืขืจ. ื“ื™ ื•ื•ืึธืก ื–ืขื ืขืŸ ืื™ืฆื˜ ืฆื•ื•ื™ืฉืŸ 38 ืื•ืŸ 53 ืจืฉื™ืžื” ืฉืคึผื™ืœืขืจื™ื™ึท ื•ื•ื™ ื–ื™ื™ืขืจ ืขืจืฉื˜ืขืจ ืคึผืจืึทื“ื–ืฉืขืงืก.

ื“ื•ืจืš ื“ืขื ื•ื•ืขื’, ืื™ืš ื‘ืึทืฉื˜ืขื˜ื™ืงืŸ ืึทื– ืžื™ื™ืŸ ืขืจืฉื˜ืขืจ ืžืขืจ ืึธื“ืขืจ ื•ื•ื™ื™ื ื™ืงืขืจ ืืจื‘ืขื˜ืŸ ืคึผืจื•ื™ืขืงื˜ ืื™ื– ื’ืขื•ื•ืขืŸ "ื˜ื™ืง-ื˜ืึทืง-ืคื™ื ื’ืขืจ ืคื•ื  ืคื•ืก" ืึทืจื•ื™ืฃ ืฆื• ืคื™ื ืฃ ืื™ืŸ ืึท ืจื•ื“ืขืจืŸ ืžื™ื˜ ืึท ืึทื ืœื™ืžืึทื˜ืึทื“ ืคืขืœื“, ื“ื™ ืจื’ืข ืื™ื– ื’ืขื•ื•ืขืŸ ืึท ืฉืคึผื™ืœ ืคื•ืŸ 15. ืื™ืš ื’ืขืฉืจื™ื‘ืŸ ืึทืœืข ื“ืขื ืื•ื™ืฃ ื‘ืง 010-01, ืขืก ืื™ื– ื’ืขื•ื•ืขืŸ ื•ื•ื™ืœื ืข ื™ืกื•ื“, ืึทืงืึท BASIC-86 ืื•ืŸ ืคืึธืงืึทืœ. ืื”.

ืžืึธื“ืขืจืŸ ืึธื ื”ื™ื™ื‘ืขืจ ืคึผืจืึธื•ื’ืจืึทืžืขืจื– (ืึทืจื•ื™ืฃ ืฆื• 21 ื™ืึธืจ ืึทืœื˜) ืฉืจื™ื™ึทื‘ืŸ ืงืึทืœืงื•ืœืึทื˜ืึธืจืก ืื•ืŸ ื•ื•ืขื‘ืกื™ื˜ืขืก ื•ื•ื™ ื–ื™ื™ืขืจ ืขืจืฉื˜ืขืจ ืคึผืจืึทื“ื–ืฉืขืงืก.

ืฆื•ื•ื™ืฉืŸ ืคืืจืฉื˜ื™ื™ืขืจืก ืคื•ืŸ ื“ื•ืจ X, ื›ึผืžืขื˜ ื”ืึทืœื‘ ืื ื’ืขื”ื•ื™ื‘ืŸ ืฆื• ืฉืจื™ื™ึทื‘ืŸ ืงืึธื“ ืื™ื™ื“ืขืจ ื“ื™ ืขืœื˜ืขืจ ืคื•ืŸ 16, ืคื™ืœืข ื”ืื‘ืŸ ืึทื–ื•ื™ ืคื•ืŸ 5 ืฆื• 10 ื™ืืจ ืึทืœื˜ (ื“ืขืจ ื”ื•ื™ืคึผื˜ ื™ืขื ืข ื•ื•ืึธืก ื–ืขื ืขืŸ ืื™ืฆื˜ ืฆื•ื•ื™ืฉืŸ 35 ืื•ืŸ 45 ื™ืืจ ืึทืœื˜). ืขืก ืื™ื– ืžืขืจ ืึธื“ืขืจ ื•ื•ื™ื™ื ื™ืงืขืจ ืงืœืึธืจ ื•ื•ืึธืก: ืขืก ื–ืขื ืขืŸ ื’ืขื•ื•ืขืŸ ื•ื•ื™ื™ื ื™ืง ืงื•ื•ืืœืŸ ืคื•ืŸ ืื™ื ืคึฟืึธืจืžืึทืฆื™ืข, ืื•ืŸ ืฆื• ื•ื•ืขืจืŸ ืึท ืคึผืจืึธื’ืจืึทืžื™ืกื˜ ืื™ืจ ื˜ืึทืงืข ื”ืึธื‘ืŸ ืฆื• ื•ื•ืขืœืŸ ืขืก ืฉืœืขื›ื˜, ืื•ืŸ ื“ื™ ื•ื•ืืก ื˜ืึทืงืข ื’ืขื•ื•ืืœื˜ ืขืก ืื ื’ืขื”ื•ื™ื‘ืŸ ืฆื• ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืคืจื™. ื“ื™ ื•ื•ืืก ื”ืื‘ืŸ ื ื™ืฉื˜ ื•ื•ืขืœืŸ ืขืก ืึทื–ื•ื™ ืคื™ืœ ืจื•ื‘ึฟ ืžืกืชึผืžื ืื™ืฆื˜ ื”ืึธื‘ืŸ ืึท ืึทื ื“ืขืจืฉ ืคืึทืš, ืึทื–ื•ื™ ื“ื™ ื‘ื™ืœื“ ืื™ืŸ ืกืึธื•ืกื™ืึทืœืึทื“ื–ืฉื™ ืื™ื– ืคึผื•ื ืงื˜ ื•ื•ื™ ื“ืึธืก.

"ื•ื•ืื• ื–ืขื ืขืŸ ื“ื™ ื™ื•ื ื’ ืคึผื•ื ืงืก ื•ื•ืึธืก ื•ื•ืขืœืŸ ื•ื•ื™ืฉืŸ ืื•ื ื“ื– ืคื•ืŸ ื“ื™ ืขืจื“?"

ื“ื™ ื”ื™ื™ื ื˜ื™ืงืข ื™ื•ื ื’ืข ืงืึทื ื“ืึทื“ื™ื™ืฅ ืึธื ื”ื™ื™ื‘ืŸ ื‘ืœื•ื™ื– 20% ืคื•ืŸ ื“ื™ ืฆื™ื™ื˜ ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืื™ื™ื“ืขืจ ื“ื™ ืขืœื˜ืขืจ ืคื•ืŸ 16, ื“ื™ ืžืขืจื”ื™ื™ื˜ ืขืจื’ืขืฅ ืฆื•ื•ื™ืฉืŸ 16 ืื•ืŸ 20. ืึธื‘ืขืจ ืขืก ืื™ื– ืื•ื™ืš ืคื™ืœ ื’ืจื™ื ื’ืขืจ ืคึฟืึทืจ ื–ื™ื™ ืฆื• ืœืขืจื ืขืŸ; ืื™ืฆื˜ ืขืก ืื™ื– ืคื™ืœ ืžืขืจ ืฆื•ื˜ืจื™ื˜ืœืขืš.

ืคื™ื™ื ื“ื™ื ื’ื–

ืื™ืš ื ืึธืš ื”ืึธื‘ืŸ ื ื™ื˜ ื’ืขืคึฟื•ื ืขืŸ ืึท ื‘ืึทื˜ืึธื ืขืŸ ืขื ื˜ืคืขืจ ืฆื• ื“ื™ ืงืฉื™ื ืฆื™ ืึท ืึธื ื”ื™ื™ื‘ ื•ื•ืขื‘ ื‘ืึทืงืขื ื“ ื“ืขื•ื•ืขืœืึธืคึผืขืจ ื“ืึทืจืฃ SQL ื”ื™ื™ึทื ื˜, ืึธื‘ืขืจ ืื™ืš ืงืขืจืขืงื˜ืึทื“ ืžื™ื™ืŸ ื’ืขื“ืึทื ืง ืคื•ืŸ ื“ื™ ืžืึธื“ืขืจืŸ ื‘ืึทืคืขืœืงืขืจื•ื ื’ ืคื•ืŸ ืคึผืจืึธื•ื’ืจืึทืžืขืจื–.

ื“ืขืจ ื•ื•ื™ื™ึทื˜ืขืจ ื“ื•ืจ ืคื•ืŸ ื“ืขื•ื•ืขืœืึธืคึผืขืจืก ื–ืขื ืขืŸ ืคึผืจืึธืกื˜ ืžืขื ื˜ืฉืŸ, ืื™ืŸ ืขื˜ืœืขื›ืข ื•ื•ืขื’ืŸ ื–ื™ื™ ืจื™ื–ืขืžื‘ืึทืœ ื“ื™ ืคืจื™ืขืจื“ื™ืงืข ืึธื ืขืก; ื“ื™ ื”ืึธื•ืกื™ื ื’ ืคึผืจืึธื‘ืœืขื ื ืึธืจ ืงืึทืœื™ืข ื–ื™ื™. ื–ื™ื™ ื‘ืึทืคืจื™ื“ื™ืงืŸ ื“ื™ ืคืึธื“ืขืจื•ื ื’ ื•ื•ืึธืก ืื™ื– ื‘ืืฉืืคืŸ ื“ื•ืจืš ืขืžืคึผืœื•ื™ืขืจืก. ื“ืขืจ ืฉื•ื•ืขืœ ืฆื• ืึทืจื™ื™ึทืŸ ื“ื™ ืคืึทืš ืื™ื– ื’ืขื•ื•ืืจืŸ ื ื™ื“ืขืจื™ืงืขืจ ืจืขื›ื˜ ืฆื• ืžืขืจ ื‘ืึทืงื•ื•ืขื ืžื›ืฉื™ืจื™ื ืื•ืŸ ืคืจืึทืžืขื•ื•ืึธืจืงืก ื•ื•ืึธืก ืœืึธื–ืŸ ืื™ืจ ืฆื• ื’ืขืฉื•ื•ื™ื ื“ ื“ืขืจื’ืจื™ื™ื›ืŸ ืจืขื–ื•ืœื˜ืึทื˜ืŸ. ืžืขืจ ืžืขื ื˜ืฉืŸ ื•ื•ืขืจืŸ ืื™ืฆื˜ ืคึผืจืึธื•ื’ืจืึทืžืขืจื–; ื“ื™ ื“ื™ื’ื™ื˜ืึทืœ ื“ื•ืจ (ื’ืขื ืขืจืึทื˜ื™ืึธืŸ ื–) ืœืขื‘ื˜ ืื™ืŸ ื˜ืขื›ื ืึธืœืึธื’ื™ืข ื–ื™ื ื˜ ื’ืขื‘ื•ืจื˜; ืคึฟืึทืจ ื–ื™ื™ ืื™ื– ื“ืึธืก ืึท ืคึผืจืึธืกื˜ ืคืึทืš, ื ื™ื˜ ืขืจื’ืขืจ ื•ื•ื™ ืื ื“ืขืจืข.

ื™ืขื ืข ื•ื•ืืก ื•ื•ื™ืกืŸ ืึทื– ืœ 1 ืงืึทืฉ ืœื™ื™ื˜ืึทื ืกื™ ืื™ื– ~ 4 ืกื™ื™ืงืึทืœื–, ืื•ืŸ ืึทื– ืขืก ืื™ื– ื‘ืขืกืขืจ ื ื™ืฉื˜ ืฆื• ืงืจืึทืš ืงืึทืฉ ืฉื•ืจื•ืช ืึทื ื ืขืกืึทืกืขืจืึทืœื™, ื•ื•ืขืจืŸ ืงืœืขื ืขืจืขืจ ื•ื•ื™ ืึท ืคึผืจืึธืฆืขื ื˜ ืคื•ืŸ ื“ื™ ื’ืึทื ืฅ ื‘ืึทืคืขืœืงืขืจื•ื ื’ ื’ืจื™ื™ืก. ืึธื‘ืขืจ, ื–ื™ื™ ื–ืึธืœ ื ื™ืฉื˜ ื–ืึธืจื’ ื•ื•ืขื’ืŸ ื‘ืึทืงื•ืžืขืŸ ืึท ืึทืจื‘ืขื˜; ืขืžืขืฆืขืจ, ื ืึธืš ืึทืœืข, ืžื•ื–ืŸ ืฉืจื™ื™ึทื‘ืŸ ื ื™ื“ืขืจื™ืง-ืžื“ืจื’ื” ื˜ื™ื ื’ื– ื•ื•ื• ืขืก ืื™ื– ื ืึธืš ื“ืืจืฃ. ืคึผื•ื ืงื˜ ืึทื–ื•ื™, ื“ื™ ื•ื•ืืก ื”ืึธื‘ืŸ ื˜ื™ืฃ ืคื•ื ื“ืึทืžืขื ื˜ืึทืœ ื•ื•ื™ืกืŸ ืื™ืŸ ืกื™ืกื˜ืขื ืคึผืœืึทืŸ ืื•ืŸ ืงื•ื ื” ืขืก ืื™ืŸ ื‘ืœืึทื“ื™ ืคึผืจืึทืงื˜ื™ืฉ ื‘ืึทื˜ืึทืœื–, ืื•ืŸ ื˜ืึธืŸ ื ื™ื˜ ื ืึธืจ ื ืึธื›ืคืึธืœื’ืŸ ืึท ืœืึทืกื˜ ืงื•ืœื˜, ื–ืึธืœ ื ื™ืฉื˜ ื–ืึธืจื’. ื•ื•ื™ื™ึทืœ ืขืก ื•ื•ืขื˜ ื–ื™ื™ืŸ ืžืขืจ ืžืขื ื˜ืฉืŸ ืื™ืŸ ื˜ื™ืžื– ื•ื•ืึธืก ืงืขื ืขืŸ "ื ืึธืจ ืฉืจื™ื™ึทื‘ืŸ ืงืึธื“" ืื•ืŸ "ื ืึธืจ" ื ื•ืฆืŸ ืคืจืึทืžืขื•ื•ืึธืจืงืก, ืื•ืŸ ืื™ืŸ ืกื“ืจ "ืฆื• ื•ื™ืกืžื™ื™ื“ืŸ ื“ื™ ื™ืงืกืงืจื•ืกื™ื™ื™ื˜ื™ื ื’ ื•ื•ื™ื™ื˜ื™ืง ืคื•ืŸ ื™ืึธืจืŸ ืคืืจื‘ืจืื›ื˜ ื™ื™ืžืœืึทืกืœื™ ื’ืขืœืขื‘ื˜" (C) ื–ื™ื™ ื•ื•ืขืœืŸ ื“ืึทืจืคึฟืŸ ืฆื• ื–ื™ื™ืŸ ื‘ืึทืœืึทื ืกื˜ ื“ื•ืจืš ืคึผื•ื ืงื˜ ืึทื–ืึท ืžืขื ื˜ืฉืŸ .

ื•ื•ื™ื™ืš ืกืงื™ืœื– ื–ืขื ืขืŸ ื‘ื™ืกืœืขื›ื•ื•ื™ื™ึทื– ืžื™ื™ื’ืจื™ื™ื˜ื™ื ื’ ืคื•ืŸ ื“ื™ ืงืึทื˜ืขื’ืึธืจื™ืข ืคื•ืŸ โ€‹โ€‹ื“ื™ื–ื™ื™ืจืึทื‘ืึทืœ ืฆื• ืžืึทื ื“ืึทื˜ืึธืจื™ (ืื™ืš ื”ืึธื‘ืŸ ืงื™ื™ืŸ ืึธื‘ื™ืขืงื˜ื™ื•ื• ื“ืึทื˜ืŸ ืฆื• ื‘ืึทืฉื˜ืขื˜ื™ืงืŸ ื“ืขื, ื ืึธืจ ืคึผืจืึทืงื˜ื™ืฉ ืึธื‘ืกืขืจื•ื•ืึทืฆื™ืข). ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืคึผืจืึธื•ื’ืจืึทืžืขืจื– ืื™ื– ื’ืจืึธื•ื™ื ื’, ืื•ืŸ ื–ื™ื™ ืึทืœืข ื“ืึทืจืคึฟืŸ ืฆื• ื–ื™ื™ืŸ ื“ื™ืจืขืงื˜ืขื“ ืฆื• ื“ืขืจื’ืจื™ื™ื›ืŸ ืจืขื–ื•ืœื˜ืึทื˜ืŸ, ืึธื“ืขืจ ื“ื•ืจืš ื“ื™ืจืขืงื˜ ืึธื“ืขืจ ื•ืžื“ื™ืจืขืงื˜ ืงืึธื ื˜ืจืึธืœ, ืื•ืŸ ื“ืึธืก ืื™ื– ืคึผื•ื ืงื˜ ื•ื•ืึธืก ื•ื•ื™ื™ืš ืกืงื™ืœื– ื–ืขื ืขืŸ ื“ืืจืฃ ืคึฟืึทืจ.

"ืึทืจื™ื™ึทืŸ ืขืก" ืžื™ื™ื ื˜ ืฆื• ืžื™ืจ ืฆื• ื–ื™ื™ืŸ ืึท ื”ื™ื’ืข ืจืขื’ื™ืึธื ืึทืœ ื’ืขืฉื™ื›ื˜ืข, ื˜ื™ืคึผื™ืฉ ืคึฟืึทืจ ื“ื™ ืœืึธื•ืงื™ื™ืฉืึทื ื– ื•ื•ื• ื“ื™ ื”ืึทื›ื ืึธืกืข ืคื•ืŸ โ€‹โ€‹ืึท ืคึผืจืึธื’ืจืึทืžื™ืกื˜ ืื™ื– ื‘ืื˜ื™ื™ื˜ื™ืง ืึทื ื“ืขืจืฉ ืคื•ืŸ ื“ื™ ื”ืึทื›ื ืึธืกืข ืคื•ืŸ โ€‹โ€‹โ€‹โ€‹ืึท ืคืึทืจื’ืœื™ื™ึทื›ืœืขืš "ื ื™ื˜-ืขืก" ืžื•ืžื›ืข. ืื™ืŸ ืžื™ื ืกืง, ื•ื•ืื• ืื™ืš ื•ื•ืื•ื™ืŸ, ืื™ื– ื“ืืก ื‘ื›ืœืœ ื ืžืืกืŸ-ื‘ืื•ื•ืขื’ื•ื ื’, ื™ืขื“ืŸ ื˜ืื’ ื–ืขื” ืื™ืš ืจืขืงืœืืžืืฆื™ืขืก ืคืืจ ื ื™ื™ืข ืงื•ืจืกืŸ ื•ื•ื™ืื–ื•ื™ ื–ื™ืš ืืจื™ื™ื ืฆื•ืงื•ืžืขืŸ ืื™ืŸ ื“ื™ ื‘ืื’ืขื’ื ื˜ืข IT, ืื•ืŸ ืจื™ื™ื ื™ืงื•ื ื’ ืคื™ืจืžืขืก ืฆื™ืœืŸ ืคึผืจืึธื•ื’ืจืึทืžืขืจื– ืžื™ื˜ ื“ืขื ืึธื ื–ืึธื’ "ืฆื™ ืื™ืจ ืคึฟืึทืจืฉื˜ื™ื™ืŸ ื“ื™ ืงืึธื“ ืื™ืŸ ื“ืขื ื‘ื™ืœื“? ื“ืืก ืžื™ื™ื ื˜ ืื– ืื™ืจ ืงืขื ื˜ ื–ื™ืš ืขืจืœื•ื™ื‘ืŸ ื ื™ืฉื˜ ืฆื• ืจื™ื™ื ื™ืงืŸ ืื™ื™ืขืจ ื“ื™ืจื”, ืžื™ืจ ื•ื•ืขืœืŸ ืืœืขืก ื˜ื•ืŸ ืคืืจ ื“ื™ืจ. โ€ ื“ื™ ื–ืขืœื‘ืข ื–ืึทืš ืื™ื– ืžืฉืžืขื•ืช ืื™ืŸ ืขื˜ืœืขื›ืข ื™ื ื“ื™ืึท. ืื™ืš ืื•ื™ืš ื”ืึธื‘ืŸ ืงื™ื™ืŸ ื“ืึทื˜ืŸ ืฆื• ื‘ืึทื•ื•ื™ื™ึทื–ืŸ ื“ืขื.

ืื™ืŸ ืึทืœื’ืขืžื™ื™ืŸ, ืื™ืŸ ืžื™ื™ืŸ ืžื™ื™ื ื•ื ื’, ื’ืึธืจื ื™ืฉื˜ ื˜ืจืขื˜ืึทื ื– ื“ื™ ื‘ืึทืคืขืœืงืขืจื•ื ื’ ืคื•ืŸ ืคึผืจืึธื•ื’ืจืึทืžืขืจื–. ืขืก ืื™ื– ืงื™ื™ืŸ ืคื•ื ื˜ ืฆื• ืคึผืœืึทืคึผืœืขืŸ ื•ื•ืขื’ืŸ ื“ืขื ืคืึทืงื˜ ืึทื– ืื™ืจ ืงืขื ืขืŸ ื ื™ืฉื˜ ื’ืขืคึฟื™ื ืขืŸ ืคืึทืงื˜ื™ืฉ ืคึผืจืึธื•ื’ืจืึทืžืขืจื– ื‘ืขืฉืึทืก ื“ืขื ื˜ืึธื’, ืื•ืŸ ืึทื– ืงืึทื ื“ืึทื“ื™ื™ืฅ ื–ื™ื™ืขืจ ืึธืคื˜ "ื•ื•ื™ืกืŸ ื’ืึธืจื ื™ืฉื˜." ื–ื™ื™ ื–ืขื ืขืŸ ืคึผื•ื ืงื˜ ื•ื•ื™ ืงืœื•ื’ ืื•ืŸ ื˜ื•ื™ื’ืขื•ื•ื“ื™ืง, ืืคึฟืฉืจ ืืคื™ืœื• ืกืžืึทืจื˜ืขืจ ืื•ืŸ ืžืขืจ ื˜ื•ื™ื’ืขื•ื•ื“ื™ืง ื•ื•ื™ "ืคืึทืงื˜ื™ืฉ ืคึผืจืึธื•ื’ืจืึทืžืขืจื–"; ื–ื™ื™ ืคืฉื•ื˜ ืงืจื™ื’ืŸ ื“ื™ ื•ื•ื™ืกืŸ ืึทื– ืึท ืจืึทืคึผืึทื“ืœื™ ื’ืจืึธื•ื™ื ื’ ืžืึทืจืง ืจื™ืงื•ื•ื™ื™ืขืจื– ืคื•ืŸ ื–ื™ื™ ืื•ืŸ ืฉื˜ืขืœืŸ ืึทื•ื•ืขืง ืคึฟืึทืจ ืฉืคึผืขื˜ืขืจ ื•ื•ืึธืก ื–ื™ื™ ื”ืึธื‘ืŸ ื ื™ืฉื˜ ื ืึธืš ื“ืืจืฃ ืื•ืŸ ื•ื•ืขื˜ ื ื™ืฉื˜ ื‘ืจืขื ื’ืขืŸ ื ื•ืฅ ืจืขื›ื˜. ืื™ืฆื˜. ื–ื™ื™ ื•ื•ืขืœืŸ ืœืขืจื ืขืŸ ื•ื•ืขืŸ ื–ื™ื™ ื“ืึทืจืคึฟืŸ ืฆื•, ื•ื•ื™ื™ึทืœ ื–ื™ื™ ื ืึธืš ื•ื•ื™ืœืŸ ืฆื• ืœืขืจื ืขืŸ. ืžื™ืกื˜ืึธืžืข, ื ื™ื˜ ืึทืœืขืžืขืŸ ื•ื•ืขื˜ ื–ื™ื™ืŸ ื˜ื•ื™ื’ืขื•ื•ื“ื™ืง ืคื•ืŸ ื“ืขื, ืึธื‘ืขืจ ื ื™ื˜ ืึทืœืขืžืขืŸ ื•ื•ืขื˜ ื“ืึทืจืคึฟืŸ ืขืก ืื•ื™ืš; ืื™ืŸ ื“ื™ ืคืึธืจืกื™ืึทื‘ืึทืœ ืฆื•ืงื•ื ืคึฟื˜, ื“ืขืจ ืžืึทืจืง ื•ื•ืขื˜ ืœื™ื™ื›ื˜ ืึธื ื ืขืžืขืŸ ืžืขื ื˜ืฉืŸ ื•ื•ืึธืก ืงืขื ืขืŸ ื’ืขืฉื•ื•ื™ื ื“ ืฉื˜ืขืœืŸ ืฆื•ื–ืึทืžืขืŸ ืืŸ ืื ื“ืขืจ ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ ื‘ืึทื’ืจื™ืฃ ืžื™ื˜ ืขื˜ืœืขื›ืข ืคืจื™ื™ืžื•ื•ืขืจืง.

ื‘ืœื•ื™ื– ืจืขื’ื™ืกื˜ืจื™ืจื˜ ื ื™ืฆืขืจืก ืงืขื ืขืŸ ืึธื ื˜ื™ื™ืœ ื ืขืžืขืŸ ืื™ืŸ ื“ื™ ื™ื‘ืขืจื‘ืœื™ืง. ืกื™ื™ืŸ ืืจื™ื™ืŸื‘ื™ื˜ืข.

ืฆื™ ื•ื•ืขื‘ ื‘ืึทืงืขื ื“ืขืจ ื™ื ื˜ืขืจื•ื•ื™ื•ื– ื“ืึทืจืคืŸ SQL ื•ื•ื™ืกืŸ?

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