CodeGym /ื‘ืœื•ื’ Java /Random-HE /ื”ืื ื’'ืื•ื•ื” ื˜ื•ื‘ื” ืœืœืžื™ื“ื” ื›ืฉืคื” ืจืืฉื•ื ื”? ื‘ื•ืื• ื ื‘ื“ื•ืง ืืคืฉืจื•ื™ื•ืช ื•...
John Squirrels
ืจึธืžึธื”
San Francisco

ื”ืื ื’'ืื•ื•ื” ื˜ื•ื‘ื” ืœืœืžื™ื“ื” ื›ืฉืคื” ืจืืฉื•ื ื”? ื‘ื•ืื• ื ื‘ื“ื•ืง ืืคืฉืจื•ื™ื•ืช ื•ื ื“ื‘ืจ ืขืœ ืžืœื›ื•ื“ื•ืช

ืคื•ืจืกื ื‘ืงื‘ื•ืฆื”
ื‘ืื™ื–ื• ืฉืคืช ืชื›ื ื•ืช ืขืœื™ืš ืœื”ืฉืชืžืฉ ื›ืฉืืชื” ืžืชื—ื™ืœ ืœืœืžื•ื“ ื›ื™ืฆื“ ืœืงื•ื“ื“? ื–ื• ืฉืืœื” ืงืœืืกื™ืช ืฉื”ื™ื™ืชื” ื“ื™ืœืžื” ื ืฆื—ื™ืช ืขื‘ื•ืจ ืงื•ื“ื ื™ื ืขืชื™ื“ื™ื™ื. ื”ืื ื’'ืื•ื•ื” ื˜ื•ื‘ื” ืœืœืžื™ื“ื” ื›ืฉืคื” ืจืืฉื•ื ื”?  ื‘ื•ืื• ื ื—ืงื•ืจ ืืคืฉืจื•ื™ื•ืช ื•ื ื“ื‘ืจ ืขืœ ืžืœื›ื•ื“ื•ืช - 1 ืืคื™ืœื• ืžื—ืงืจ ืฉื˜ื—ื™ ืฉืœ ื”ื ื•ืฉื ืžืกืคื™ืง ื›ื“ื™ ืœื’ืœื•ืช ืฉืฉืชื™ ืฉืคื•ืช ื”ืชื›ื ื•ืช ื”ืคื•ืคื•ืœืจื™ื•ืช ื‘ื™ื•ืชืจ ืœืคื™ืชื•ื— ืืชืจื™ื ื”ืŸ ื›ืจื’ืข Java ื•-Python. ืฉืชื™ื”ืŸ ืฉืคื•ืช ื—ื–ืงื•ืช ืžืื•ื“ ืขื ืืจืกื ืœ ื ืจื—ื‘ ืฉืœ ื™ื›ื•ืœื•ืช ื”ืžื•ืชืืžื•ืช ืœืคืชืจื•ืŸ ื‘ืขื™ื•ืช ืฉื•ื ื•ืช. ื™ืฉ ืœื–ื›ื•ืจ ืฉ-Java ื•-Python ื ื‘ื“ืœื™ื ื–ื” ืžื–ื” ื•ื™ืฉ ืœื”ื ื™ืชืจื•ื ื•ืช ื•ื—ื•ืœืฉื•ืช ืžืฉืœื”ื. ืื‘ืœ ื›ื ืจืื” ืฉืื™ืŸ ื˜ืขื ืœืฉืžื•ืจ ืขืœ ืชื—ื•ืฉืช ืชื›ื›ื™ื ืžื–ื•ื™ืคืช, ืื– ื”ื ื” ืกืคื•ื™ืœืจ ืฉืžืŸ ื’ื“ื•ืœ: ืื ื• ืžืืžื™ื ื™ื ืฉ-Java ื”ื™ื ื”ืืคืฉืจื•ืช ื”ื˜ื•ื‘ื” ื‘ื™ื•ืชืจ ืœืœื™ืžื•ื“ ืฉืคืช ื”ืชื›ื ื•ืช ื”ืจืืฉื•ื ื” ืฉืœืš. ื•ืขื›ืฉื™ื• ืื ื—ื ื• ื™ื›ื•ืœื™ื ืœื“ื‘ืจ ื‘ืคื™ืจื•ื˜ ืจื‘ ื™ื•ืชืจ ืขืœ ืœืžื” ื–ื” ื›ืš, ืฉื›ืŸ ื™ืฉ ื”ืจื‘ื” ืกื™ื‘ื•ืช.

1. Java ื”ื™ื ืฉืคืช ื”ืชื›ื ื•ืช ื”ืคื•ืคื•ืœืจื™ืช ื‘ื™ื•ืชืจ ืžื›ืœ ื‘ื—ื™ื ื”

ืžื‘ื—ื™ื ืช ื”ืคื•ืคื•ืœืจื™ื•ืช ื•ื”ื ืคื•ืฆื•ืช ืฉืœื”, Java ืชื ืฆื— ื‘ืงืœื•ืช ืืช ื›ื•ืœื, ืืคื™ืœื• C, ืฉืคื” ื‘ืช ื›ืžืขื˜ 50 ืฉื ื”. ืื—ืจื™ ื”ื›ืœ, ื’'ืื•ื•ื” ืžืฉืžืฉืช ื›ื™ื•ื ื‘ื›ืœ ืžืงื•ื: ื‘ืžื—ืฉื‘ื™ื ืฉื•ืœื—ื ื™ื™ื, ื‘ืคืœื˜ืคื•ืจืžื•ืช ื ื™ื™ื“ื•ืช, ื‘ืžื›ื•ื ื™ื•ืช ื—ื›ืžื•ืช, ื‘ื‘ืชื™ื ื—ื›ืžื™ื, ื•ืืคื™ืœื• ื‘ืงื•ืžืงื•ืžื™ื ื•ื‘ืžื’ื”ืฆื™ื, ืฉื™ื—ื“ ืขื ืžื›ืฉื™ืจื™ ื—ืฉืžืœ ื‘ื™ืชื™ื™ื ืื—ืจื™ื ื ืขืฉื• ื”ืจื‘ื” ื™ื•ืชืจ ื—ื›ืžื™ื ืขื“ ืกื•ืฃ 2019. ื›ื™ื•ื, ื™ืฉ ื”ื ื›ืžืขื˜ 8 ืžื™ืœื™ื•ืŸ ืžืชื›ื ืชื™ Java ื‘ืจื—ื‘ื™ ื”ืขื•ืœื. ื‘ืฉืœ ืžืื’ืจ ื ืจื—ื‘ ื–ื” ืฉืœ ืื ืฉื™ ืžืงืฆื•ืข ืžื™ื•ืžื ื™ื, ืืจื’ื•ื ื™ื ืจื‘ื™ื ื‘ื•ื—ืจื™ื ื‘ืฉืคื” ื–ื• ืขื‘ื•ืจ ืคืจื•ื™ืงื˜ื™ื ื—ื“ืฉื™ื. ืœืžืจื•ืช ื”ืขื•ื‘ื“ื” ืฉื™ืฉ ืฉืคื•ืช ืชื›ื ื•ืช ืคื•ืคื•ืœืจื™ื•ืช ืื—ืจื•ืช, ื’'ืื•ื•ื” ื ื•ืชืจื” ื”ืžื ื”ื™ื’ื” ื”ืžื•ื›ืจืช ื•ืื™ืŸ ืœื” ืขื“ื™ื™ืŸ ืชื•ื›ื ื™ื•ืช ืœื”ื ื™ื‘ ืืช ืžืขืžื“ื”. ืœืคื™ ืžื“ื“ TIOBE, Java ื”ื™ื ืฉืคืช ื”ืชื›ื ื•ืช ื”ืคื•ืคื•ืœืจื™ืช ื‘ื™ื•ืชืจ ื‘ืขื•ืœื, ืขื ื˜ื•ื•ื— ื”ื’ืขื” ืฉืœ 16%, ืœืคื ื™ C ื•-Python.

2. ื™ื“ืข ื‘-Java ื ื•ืชืŸ ืœืš ืฉืคืข ืฉืœ ื”ื–ื“ืžื ื•ื™ื•ืช ืขื‘ื•ื“ื”

ื–ื• ืื•ืชื” ืกื™ื‘ื” ืžื“ื•ืข Java ืขื•ืœื” ืขืœ ื›ืœ ื”ืื—ืจื•ืช ืžื‘ื—ื™ื ืช ืžืกืคืจ ืืคืฉืจื•ื™ื•ืช ื”ืชืขืกื•ืงื”. ื•ื–ื” ื—ื™ื•ื ื™ ืœืžืชื—ื™ืœื™ื, ื›ื™ ื–ื” ืžืืคืฉืจ ืœืš ืœืžืฆื•ื ืขื‘ื•ื“ื” ืœืื—ืจ ืฉืชืฉืœื•ื˜ ื‘ืชื›ื•ื ื•ืช ื”ื‘ืกื™ืกื™ื•ืช ืฉืœ ื”ืฉืคื”, ื•ืœืื—ืจ ืžื›ืŸ ืœืงื‘ืœ ืฉื›ืจ ืงื‘ื•ืข ื‘ืจื’ืข ืฉืืชื” ืžืชืงื“ื ื™ื•ืชืจ ื‘ื’'ืื•ื•ื”. ื”ืื ื’'ืื•ื•ื” ื˜ื•ื‘ื” ืœืœืžื™ื“ื” ื›ืฉืคื” ืจืืฉื•ื ื”?  ื‘ื•ืื• ื ื—ืงื•ืจ ืืคืฉืจื•ื™ื•ืช ื•ื ื“ื‘ืจ ืขืœ ืžืœื›ื•ื“ื•ืช - 2ื‘ืžืงื‘ื™ืœ, ื”ืฉื™ืžื•ืฉ ื”ื ืจื—ื‘ ืฉืœ Java ืžืขื ื™ืง ืœืžืคืชื—ื™ื ื”ื–ื“ืžื ื•ื™ื•ืช ืจื‘ื•ืช ืœืฆืžื™ื—ืช ืงืจื™ื™ืจื” ื•ื ื™ื™ื“ื•ืช ื›ืœืคื™ ืžืขืœื” ืœืื•ืจืš ืžืกืœื•ืœ ื”ื ื™ื”ื•ืœ. ืื’ื‘, ืžืขื ื™ื™ืŸ ืœืฆื™ื™ืŸ ืฉืœืžืจื•ืช ืฉืคืข ื”ื”ื–ื“ืžื ื•ื™ื•ืช ืžืกื•ื’ ื–ื”, ืจื•ื‘ ืžืงื•ื“ื“ื™ ื”ื’'ืื•ื•ื” ื”ืžืงืฆื•ืขื™ื™ื ืื™ื ื ืžื•ื›ื ื™ื ืœืกื—ื•ืจ ื‘ืงื™ื“ื•ื“ ืœืฉื•ื ืžืงืฆื•ืข ืื—ืจ. ืœืคื™ ืžื—ืงืจ ืฉืœ Indeed , ืžื ื•ืข ื—ื™ืคื•ืฉ ืขื‘ื•ื“ื” ืคื•ืคื•ืœืจื™, ืžืคืชื—ื™ Java ื”ื ื‘ืขืœื™ ื”ืกื™ื›ื•ื™ ื”ื ืžื•ืš ื‘ื™ื•ืชืจ ืœืฉื ื•ืช ืงืจื™ื™ืจื” - ื‘ืฉื™ืขื•ืจ ืฉืœ 8% ื‘ืœื‘ื“. ื–ื” ืžืฆื‘ื™ืข ืขืœ ื›ืš ืฉ-Java ื”ื™ื ื‘ืกื™ืก ืžืฆื•ื™ืŸ ืœืงืจื™ื™ืจื” ืืจื•ื›ื” ื•ื™ืฆื™ื‘ื” ื›ืœื›ืœื™ืช. ืื‘ืœ ื–ื” ืœื ื”ื›ืœ. ื”ืคื•ืคื•ืœืจื™ื•ืช ืฉืœ Java, ื•ื”ื›ื™ ื—ืฉื•ื‘, ืžืกืคืจ ื”ืžืฉืจื•ืช ื”ืคื ื•ื™ื•ืช ืœืžื•ืžื—ื™ Java, ืจืง ื”ื•ืœื›ื™ื ื•ื’ื“ืœื™ื. ืขืœ ืคื™ ื ืชื•ื ื™ื ืกื˜ื˜ื™ืกื˜ื™ื™ื ืฉืœ Collabera, ืกื•ื›ื ื•ืช ื’ื™ื•ืก IT ืžื•ื‘ื™ืœื”, ืžืชื—ื™ืœืช 2017 ื•ืขื“ ืกื•ืฃ 2018, ืžืกืคืจ ื”ืžืฉืจื•ืช ื”ืคื ื•ื™ื•ืช ื”ืงืฉื•ืจื•ืช ืœ-Java ื–ื™ื ืง ื‘-80% - ืž-35,000 ืœ-62,000. ื–ื” ื‘ื™ืฆื•ืขื™ื ืžืฆื•ื™ื ื™ื ืœืฉืคื” ื‘ืช ื›ืžืขื˜ 25 ืฉื ื™ื.

3. ืœื™ืžื•ื“ Java ื”ื•ื ืงืœ (ื˜ื•ื‘, ื™ื—ืกื™ืช)

ื–ื” ืงืœ ื‘ื”ืฉื•ื•ืื” ืœืฉืคื•ืช ืชื›ื ื•ืช ืžืกื•ื™ืžื•ืช (ืœื“ื•ื’ืžื”, C++), ื•ื›ืžื•ื‘ืŸ, ืงืฉื” ื™ื•ืชืจ ืžืื—ืจื•ืช. ืื‘ืœ ืืคื™ืœื• ื™ื“ืข ื‘ืกื™ืกื™ ื‘-Java ืžืืคืฉืจ ืœื™ืฆื•ืจ ืจื›ื™ื‘ื™ื ืคืฉื•ื˜ื™ื ืืš ืคื•ื ืงืฆื™ื•ื ืœื™ื™ื, ื‘ืขื•ื“ ืฉื›ืœ ื˜ืขื•ื™ื•ืช ื‘ืงื•ื“ ืงืœ ืœื–ื”ื•ืช ื•ืœืชืงืŸ. ื–ื”ื• ืื—ื“ ื”ื™ืชืจื•ื ื•ืช ื”ื’ื“ื•ืœื™ื ืฉืœ Java ืขืœ ืคื ื™ C ืื• C++. ื‘ืฉืคื•ืช ืืœื•, ืžืฆื™ืืช ื•ื–ื™ื”ื•ื™ ื‘ืื’ื™ื ื‘ืงื•ื“ ื”ื•ื ืœืขืชื™ื ืงืจื•ื‘ื•ืช ืงืฉื”, ืžื‘ืœื‘ืœ, ื•ืœืžืขืŸ ื”ืืžืช, ืœืคืขืžื™ื ืืคื™ืœื• ืžื“ื›ื. ื›ืžื• ื›ืŸ, Java ืžืฉืชืžืฉืช ื‘ืชื—ื‘ื™ืจ ืคืฉื•ื˜ ื•ื‘ืจื•ืจ ืขื ืžื™ื ื™ืžื•ื ืชื•ื•ื™ื ืžื™ื•ื—ื“ื™ื, ืžื” ืฉื”ื•ืคืš ืืช ื”ืงื•ื“ ืœืงืจื™ืื” ื•ืžืคืฉื˜ ืืช ื”ืœืžื™ื“ื”. ื‘ืื•ืคืŸ ื›ืœืœื™, ืœืื—ืจ ืฉืขื‘ืจืชื ืืช ื”ืฉืœื‘ื™ื ื”ืจืืฉื•ื ื™ื ืฉืœ ืœื™ืžื•ื“ ื”ืฉืคื” ื•ื”ืชื’ื‘ืจืชื ืขืœ ื”ืงืฉื™ื™ื ื”ืจืืฉื•ื ื™ื™ื, ื›ืชื™ื‘ืช ืชื•ื›ื ื™ื•ืช ื‘ื’'ืื•ื•ื” ื”ื•ืคื›ืช ืœืคืฉื•ื˜ื” ืœืžื“ื™. ื•ืœืคืขืžื™ื ื–ื” ื’ื ื ืขื™ื.

4. ืงื”ื™ืœื” ืžืคื•ืชื—ืช ื•ื’ื•ืฃ ืขืฆื•ื ืฉืœ ื—ื•ืžืจื™ื ื—ื™ื ื•ื›ื™ื™ื ื–ืžื™ื ื™ื ืœืฆื™ื‘ื•ืจ

ื”ืงื”ื™ืœื” ื”ื’ืœื•ื‘ืœื™ืช ื”ืขื ืงื™ืช ื•ื”ืฆื•ืžื—ืช ืฉืœ Java ื”ื™ื ืœืœื ืกืคืง ืื—ืช ืžื ืงื•ื“ื•ืช ื”ื—ื•ื–ืง ืฉืœื” ื›ืฉืคืช ืชื›ื ื•ืช ื•ืคืœื˜ืคื•ืจืžื”. ื”ืงื”ื™ืœื” ืžืžืœืืช ืชืคืงื™ื“ ืขืฆื•ื ื‘ื—ื™ื™ื” ืฉืœ ื›ืœ ืฉืคื” ืขืœ ื™ื“ื™ ืชืžื™ื›ื” ื‘ื—ื“ืฉื™ื, ืขื–ืจื” ื‘ืคืชืจื•ืŸ ื‘ืขื™ื•ืช ื•ืคืฉื•ื˜ ื”ืคืฆืช ื”ืžื™ื“ืข ื”ืขื“ื›ื ื™ ื‘ื™ื•ืชืจ. ืžืื•ืช ืคื•ืจื•ืžื™ื ื•ืงื‘ื•ืฆื•ืช ืจืฉืชื•ืช ื—ื‘ืจืชื™ื•ืช ืคืขื™ืœื™ื ืžื•ืงื“ืฉื™ื ืœื’'ืื•ื•ื”, ืฉืœื ืœื“ื‘ืจ ืขืœ ืืจื’ื•ื ื™ื ืฉืžืคืชื—ื™ื ืืช ื”ืžื•ืฆืจื™ื ืฉืœื”ื ื‘-Java ื‘ืืžืฆืขื•ืช ืงื•ื“ ืงื•ื“ ืคืชื•ื— ื•ืžืฉืชืคื™ื ืืช ื”ื™ืกื•ื“ื•ืช ืฉืœื”ื ืขื ืฆื“ื“ื™ื ืฉืœื™ืฉื™ื™ื. ื”ืื ื’'ืื•ื•ื” ื˜ื•ื‘ื” ืœืœืžื™ื“ื” ื›ืฉืคื” ืจืืฉื•ื ื”?  ื‘ื•ืื• ื ื—ืงื•ืจ ืืคืฉืจื•ื™ื•ืช ื•ื ื“ื‘ืจ ืขืœ ืžืœื›ื•ื“ื•ืช - 3ืื—ื“ ื”ื™ืชืจื•ื ื•ืช ืฉืœ ืงื”ื™ืœืช Java ื”ื•ื ืฉื”ื™ื ืขื•ื–ืจืช ื•ืชื•ืžื›ืช ืœื ืจืง ืœืžืชื—ื™ืœื™ื, ืืœื ื’ื ื‘ืื ืฉื™ ืžืงืฆื•ืข ืžื ื•ืกื™ื. ืืคื™ืœื• ืžื•ืžื—ื™ Java ืคื•ื ื™ื ืœืขืชื™ื ืงืจื•ื‘ื•ืช ืœืงื”ื™ืœื” ืœืขื–ืจื” ื•ืกื™ื•ืข. ื‘ืžืงื‘ื™ืœ, ืžืขื•ืจื‘ื•ืช ืคืขื™ืœื” ื‘ืงื”ื™ืœื” ืขืœ ื™ื“ื™ ื”ืฉืชืชืคื•ืช ื‘ื“ื™ื•ื ื™ื ื•ืงื‘ืœืช ื•ืžืชืŸ ืกื™ื•ืข ืžืงื•ื“ืžืช ื•ืคื•ืคื•ืœืจื™ืช ื‘ืงืจื‘ ืžืงื•ื“ื“ื™ Java. ื”ืžืฉืžืขื•ืช ื”ื™ื ืฉื›ืœ ืขื•ืœื” ื—ื“ืฉ ืœื’'ืื•ื•ื” ื™ื›ื•ืœ ืœื”ื™ื•ืช ื‘ื˜ื•ื— ืฉื”ื•ื ืื• ื”ื™ื ืœื ื™ื™ืฉืืจื• ืœืœื ืชืžื™ื›ื” ื•ื‘ืขื™ื˜ื” ื™ื“ื™ื“ื•ืชื™ืช ื‘ืžื›ื ืกื™ื™ื ื‘ืขืช ื”ืฆื•ืจืš. ื‘ื”ืชื—ืฉื‘ ื‘ื›ืš ืฉืœื™ืžื•ื“ ื›ืœ ืฉืคืช ืชื›ื ื•ืช ืžืืคืก ื”ื•ื ืขื“ื™ื™ืŸ ืืชื’ืจ, ืฉื•ื•ื” ื”ืจื‘ื” ืœื“ืขืช ืฉืืชื” ืœื ืฆืจื™ืš ืœืœื›ืช ืœื‘ื“.

5. ืื•ืกืฃ ืขื ืง ืฉืœ ืกืคืจื™ื•ืช ืงื•ื“ ืคืชื•ื—

ื‘ืžื™ื“ื” ืจื‘ื”, ื”ื–ืžื™ื ื•ืช ืฉืœ ืกืคืจื™ื•ืช ืงื•ื“ ืคืชื•ื— ื”ื™ื ืžื” ืฉื”ื•ืคืš ืืช Java ืœื›ืœ ื›ืš ืคื•ืคื•ืœืจื™ ื‘ืงืจื‘ ืžืคืชื—ื™ื ื‘ืจื—ื‘ื™ ื”ืขื•ืœื. Apache, Google ื•ืฉืœืœ ื—ื‘ืจื•ืช ื•ืืจื’ื•ื ื™ื ืœืœื ืžื˜ืจื•ืช ืจื•ื•ื— ืฉื—ืจืจื• ืกืคืจื™ื•ืช ื–ืžื™ื ื•ืช ืœืฆื™ื‘ื•ืจ ืฉื”ื•ืคื›ื•ืช ืืช ืคื™ืชื•ื— Java ืœืงืœ, ืžื”ื™ืจ ื•ื™ืขื™ืœ ื™ื•ืชืจ. ื–ื• ื”ืกื™ื‘ื” ืฉืžืงื•ื“ื“ื™ Java ืžื ื•ืกื™ื ืžื™ื™ืขืฆื™ื ืœืขืชื™ื ืงืจื•ื‘ื•ืช ืœืžืชื—ื™ืœื™ื ืคืฉื•ื˜ ืœื—ืคืฉ ื‘ื’ื•ื’ืœ ืืช ื”ืคื•ื ืงืฆื™ื•ื ืœื™ื•ืช ืฉื”ื ืฆืจื™ื›ื™ื ืœืคื ื™ ื›ืชื™ื‘ืช ืงื•ื“ ืžืฉืœื”ื. ืกื‘ื™ืจ ืžืื•ื“ ืฉื”ืคื•ื ืงืฆื™ื•ื ืœื™ื•ืช ื”ื ื“ืจืฉืช ื›ื‘ืจ ืงื™ื™ืžืช ื›ื—ืœืง ืžืกืคืจื™ื™ืช ืงื•ื“ ืคืชื•ื— ืฉื ื‘ื“ืงื” ื•ื–ืžื™ื ื” ืœื›ื•ืœื ืœืฉื™ืžื•ืฉ. ื‘ืžื™ืœื™ื ืื—ืจื•ืช, ื›ืœ ื”ืขื‘ื•ื“ื” ื›ื‘ืจ ื ืขืฉืชื” ืขื‘ื•ืจืš. ื”ืื ื–ื” ื—ืœื•ื?

ืžื•ืžื—ื™ื: ื’'ืื•ื•ื” ื’ื“ืœื” ื•ืžืชืคืฉื˜ืช. 90% ืžื—ื‘ืจื•ืช Fortune 500 ืžืฉืชืžืฉื•ืช ื‘ื•, ื•ื”ืขืชื™ื“ ืœื ื™ื‘ื™ื ืคื—ื•ืช ืขื‘ื•ื“ื” ืœืžืงื•ื“ื“ื™ Java.

ืžืคืชื—ื™ื ืžืงืฆื•ืขื™ื™ื ื•ืžื•ืžื—ื™ื ื‘ืชืขืฉื™ื™ื” ืžืกื›ื™ืžื™ื ืฉืœืจื•ื‘ ื”ื’ื™ื•ื ื™ ืœื”ืชื—ื™ืœ ืœืœืžื•ื“ ืขื Java, ื•ื”ืฉืคื” ืขืฆืžื” ื ืฉืืจืช ื˜ืจื ื“ื™ืช ื•ืคื•ืคื•ืœืจื™ืช. "ื’'ืื•ื•ื” ื”ื™ื ืื—ืช ืžืฉืคื•ืช ื”ืชื›ื ื•ืช ื”ื˜ื•ื‘ื•ืช ื‘ื™ื•ืชืจ ืฉื ื•ืฆืจื• ืื™ ืคืขื, ื•ืื ื™ ืœื ืื•ืžืจ ืืช ื–ื” ื›ื™ ืื ื™ ืžืคืชื— ื’'ืื•ื•ื” ื ืœื”ื‘, ืื‘ืœ ื’'ืื•ื•ื” ื”ื•ื›ื™ื—ื” ื–ืืช ื‘-20 ื”ืฉื ื™ื ื”ืื—ืจื•ื ื•ืช. ืฉื ื™ ืขืฉื•ืจื™ื ื”ื ื–ืžืŸ ื’ื“ื•ืœ ืœื›ืœ ืฉืคืช ืชื›ื ื•ืช, ื•ื’'ืื•ื•ื” ืฆื‘ืจ ื›ื•ื— ื‘ื›ืœ ื™ื•ื ืฉืขื•ื‘ืจ. ืœืžืจื•ืช ืฉื™ืฉ ืžืงืจื™ื ืฉื‘ื”ื ืคื™ืชื•ื— Java ืžืื˜, Java ื”ื’ื™ื‘ื” ื”ื™ื˜ื‘", ืื•ืžืจ ื’'ื•ื•ื™ืŸ ืคื•ืœ , ืžืคืชื— Java ืžื ื•ืกื” ื•ื‘ืขืœื™ื ืฉืœ ืžืกืคืจ ื‘ืœื•ื’ื™ื ื”ืงืฉื•ืจื™ื ืœ-Java. "ืขื ื–ืืช, ืœื ื™ื”ื™ื” ื–ื” ื—ื›ื ืœื—ืฉื•ื‘ ืขืœ ื’'ืื•ื•ื” ื›ืขืœ ืฉืคืช "ื”ื™ื”". ืžืคืชื—ื™ ื’'ืื•ื•ื” ืžืžืฉื™ื›ื™ื ืœื”ื•ืกื™ืฃ ืคื•ื ืงืฆื™ื•ื ืœื™ื•ืช ื—ื“ืฉื” ื•ืœื”ืคื•ืš ืืช ื’'ืื•ื•ื” ืœืงื˜ื ื” ื™ื•ืชืจ, ืžื”ื™ืจื” ื™ื•ืชืจ ื•ื’ืžื™ืฉื” ื™ื•ืชืจ ื‘ื›ืœ ื”ื ื•ื’ืข ืœืคื™ืชื•ื— ื‘ืงื ื” ืžื™ื“ื” ื’ื“ื•ืœ. ื”ืžื›ื•ื ื” ื”ื—ื–ืงื” ืฉืœ Java Virtual Machine ( JVM) ืžืงืœ ืขืœ ื™ืฆื™ืจืช ื™ื™ืฉื•ืžื™ Java ืชื•ืืžื™ื ื—ื•ืฆื™ ืคืœื˜ืคื•ืจืžื•ืช, ื•ื’'ืื•ื•ื” ืžืžืฉื™ื›ื” ืœื”ืฆื˜ื™ื™ืŸ ื‘ื‘ื ื™ื™ืช ื™ื™ืฉื•ืžื™ื ืžืกื•ืจืชื™ื™ื ื’ื“ื•ืœื™ื ื”ืžื™ื™ืฆื’ื™ื ืืช ืกื•ื’ ื”ืงื™ื“ื•ื“ ืฉืจื•ื‘ ื”ืขืกืงื™ื ืขื•ืกืงื™ื ื‘ื• ื›ื™ื•ื - ื”ื•ื ืžืฉืžืฉ 90% ืž-Fortune 500! ืœื ืžืฉื ื” ืื™ืš ืืชื” ื—ื•ืชืš ืืช ื–ื”, ื”ื‘ืกื™ืก ื”ืžื•ืชืงืŸ ื”ืขืฆื•ื ืฉืœ ืงื•ื“ ื™ื™ืฉื•ืžื™ Java - ื•ืขื‘ื•ื“ื•ืช ืชื›ื ื•ืช Java - ืœื ื™ื™ืขืœื ื‘ื–ืžืŸ ื”ืงืจื•ื‘", ืื•ืžืจ ื’'ื•ืŸ ืžื•ืœืจ , ืžื•ืžื—ื” IT ื•ืžื—ื‘ืจ ืกืคืจื™ื ืจื‘ื™ื ืขืœ ืชื›ื ื•ืช.

ืขื ืื™ืœื• ืืชื’ืจื™ื ืืชื” ืขืœื•ืœ ืœื”ืชืžื•ื“ื“ ื‘ืขืช ืœื™ืžื•ื“ ื’'ืื•ื•ื”?

ืื–, ื‘ืฉืœื‘ ื–ื”, ืžืชื—ื™ืœื™ื ื›ื‘ืจ ืฆืจื™ื›ื™ื ืœื”ื‘ื™ืŸ ืฉ-Java ื”ื™ื ื”ืื•ืคืฆื™ื” ื”ื˜ื•ื‘ื” ื‘ื™ื•ืชืจ ืžื‘ื—ื™ื ื” ืื•ื‘ื™ื™ืงื˜ื™ื‘ื™ืช ืœืฉืคืช ืชื›ื ื•ืช ืจืืฉื•ื ื”, ื•ื”ืกืคืงื™ื ื•ื—ืกืจื™ ื”ืืžื•ื ื” ืฆืจื™ื›ื™ื ืœื”ืชื‘ื™ื™ืฉ ื•ืœื—ื–ื•ืจ ื‘ืชืฉื•ื‘ื”. ื‘ืฉื™ื ื”ืจืฆื™ื ื•ืช, ืœืฆื“ ืคื™ืจื•ื˜ ื›ืœ ื”ื™ืชืจื•ื ื•ืช ืฉืœ ื”ื‘ื—ื™ืจื” ื‘-Java ื›ื“ื™ ืœื”ืชื—ื™ืœ ืืช ืงืจื™ื™ืจืช ื”ืงื™ื“ื•ื“ ืฉืœืš, ื›ื“ืื™ ืฉื ื“ื‘ืจ ื’ื ืขืœ ื”ืืชื’ืจื™ื ืฉืžื—ื›ื™ื ืœืžืชื—ื™ืœื™ื ื‘ื“ืจืš. ืจืง ื›ื“ื™ ืœื”ื™ื•ืช ื‘ื˜ื•ื— ืฉืื—ืจื™ ืงืจื™ืืช ื”ืžืืžืจ ื”ื–ื” ืืชื” ืœื ืžืงื‘ืœ ืืช ื”ืจื•ืฉื ื”ืฉื’ื•ื™ - ืฉืœืžื™ื“ืช ื’'ืื•ื•ื” ื”ื™ื ื—ืชื™ื›ืช ืขื•ื’ื”. ื–ื” ืœื ื›ืš. ืœืžืจื•ืช ื›ืœ ื”ื™ืชืจื•ื ื•ืช ืฉืฆื•ื™ื ื•, ื›ืžื• ื”ืžืกืคืจ ื”ืขืฆื•ื ืฉืœ ืกืคืจื™ื•ืช ืงื•ื“ ืคืชื•ื— ื•ืงื”ื™ืœื” ื™ื“ื™ื“ื•ืชื™ืช, ื›ื“ืื™ ืœื”ื‘ื™ืŸ ืฉืœืžื™ื“ืช ื›ืœ ื“ื‘ืจ ืžืืคืก ื”ื™ื ืœื ืžืฉื™ืžื” ืงืœื” (ืืœื ืื ื›ืŸ ืืชื ืžืชื›ื ื ื™ื ืœื”ืคื•ืš ืœื“ื•ื’ืžื ื™ืช ืื™ื ืกื˜ื’ืจื). ืžื›ื™ื•ื•ืŸ ืฉ-Java ื”ื™ื ืฉืคื” ื‘ื’ื™ืœ ื”ืขืžื™ื“ื”, ื•ื‘ื•ื’ืจ ืžืื•ื“, ื ื ื™ื—, ื›ืžื•ืช ื”ืžื™ื“ืข ืฉื™ืฉ ืœืœืžื•ื“ ื›ื“ื™ ืœืฉืœื•ื˜ ื‘ื” ื”ื™ื ื’ื ื’ื“ื•ืœื”. ื”ืื ื’'ืื•ื•ื” ื˜ื•ื‘ื” ืœืœืžื™ื“ื” ื›ืฉืคื” ืจืืฉื•ื ื”?  ื‘ื•ืื• ื ื—ืงื•ืจ ืืคืฉืจื•ื™ื•ืช ื•ื ื“ื‘ืจ ืขืœ ืžืœื›ื•ื“ื•ืช - 5ืื—ืช ื”ืฉืืœื•ืช ื”ื‘ืกื™ืกื™ื•ืช ืฉื›ืœ ืžื™ ืฉืฉื•ืงืœ ืœืœืžื•ื“ ื’'ืื•ื•ื” ืฉื•ืืœ ื”ื™ื "ื›ืžื” ื–ืžืŸ ื–ื” ื™ื™ืงื—?" ื›ืžื•ื‘ืŸ ืฉืงืฉื” ืœืชืช ื›ืืŸ ืชืฉื•ื‘ื” ื—ื“ ืžืฉืžืขื™ืช ื‘ื’ืœืœ ื”ืฉืคืขืชื ืฉืœ ืžืกืคืจ ืขืฆื•ื ืฉืœ ื’ื•ืจืžื™ื. ืื–, ืื ื—ื ื• ืจืง ื ื•ืชื ื™ื ื›ืžื” ืฆื™ื˜ื•ื˜ื™ื. "ื•ื‘ื›ืŸ, ืื ืืชื” ื—ื™ื™ื‘ ืœืœืžื•ื“ ื’'ืื•ื•ื” ืชื•ืš 10 ื—ื•ื“ืฉื™ื, ืื™ืŸ ืœืš ื”ืจื‘ื” ื‘ืจื™ืจื”. ืœื™ืžื•ื“ ื”ืฉืคื” ื”ื•ื ืœื ื”ืžื›ืฉื•ืœ ื”ื’ื“ื•ืœ, ืขื ื–ืืช. ืœืœืžื•ื“ ืื™ืš ืœืชื›ื ืช ื–ื”. ื”ื ืœื ืื•ืชื• ื“ื‘ืจ. ื•ืืœ ืชื˜ืขื•: ืชื›ื ื•ืช ื–ื” ืงืฉื”. ื–ื” ื”ื›ืœ ืขืœ ืคื™ืชื•ื— ื”ื›ื™ืฉื•ืจื™ื ื”ืื ืœื™ื˜ื™ื™ื ื•ื”ืœื•ื’ื™ื™ื ืฉืœืš ืœืคืชืจื•ืŸ ื‘ืขื™ื•ืช. ืฉืคืช ื”ืชื›ื ื•ืช ื‘ืคื•ืขืœ ืฉื‘ื” ืืชื” ืžืฉืชืžืฉ ื›ื“ื™ ืœื‘ื˜ื ืืช ืคืชืจื•ื ื•ืช ื”ืชื›ื ื•ืช ืฉืœืš ื”ื™ื ืžืงืจื™ืช ื‘ืžื™ื“ื” ืจื‘ื”", ืืžืจ ืงื ืช ืจื™ืฆ'ืจื“, ืžืคืชื— ืžื ื•ืกื” ื•ืจืืฉ ืฆื•ื•ืช ืœืฉืขื‘ืจ ื‘- ATI Technologies. "ืื ื”ื™ื” ืœื™ ืžื”ื ื“ืก ืžื ื•ืกื” ืฉื‘ื™ืœื” ืฉื ื™ื ื‘ื›ืชื™ื‘ืช C++ ื•-C#, ื”ืชืฉื•ื‘ื” ื”ื™ื™ืชื” ืžืกืคืจ ื™ืžื™ื, ืื•, ืœืžืขืŸ ื”ืืžืช, ื”ื’ืฉืช ืžื•ืขืžื“ื•ืช ืžื‘ืœื™ ืœืœืžื•ื“ ืื•ืชื” ื•ืชืชืžื•ื“ื“ ืขื ื–ื” ืื ืชืงื‘ืœ ืืช ื”ืชืคืงื™ื“. ืžื›ื™ื•ื•ืŸ ืฉื–ื” ืœื Java, ื”ืฉืคื”, ื•ื–ื• ื”ื‘ืขื™ื”. ื–ื” ื”ื™ืกื•ื“ื•ืช, ื”ืžื™ื•ืžื ื•ืช ื”ืืžื™ืชื™ืช ืฉืœ ื”ืชื›ื ื•ืช. ื›ืฉืžื™ืฉื”ื• ืื•ืžืจ "3-5 ืฉื ื•ืช ื ื™ืกื™ื•ืŸ ื‘-Java" ืžื” ืฉื”ื ื‘ืืžืช ืื•ืžืจื™ื ื–ื”, "ืื ื™ ืฆืจื™ืš ืžื™ืฉื”ื• ืฉื‘ืกื™ืกื™ ื”ืชื›ื ื•ืช ืฉืœื• ืžื•ืฆืงื™ื ืœื—ืœื•ื˜ื™ืŸ ื‘ื‘ืขื™ื”. ื“ื•ืžื™ื™ืŸ ืฉืื ื™ ืขื•ืกืง ื‘ื• ื•ืžื™ ืฉื ืืœืฅ ืœื”ืชืžื•ื“ื“ ืขื ื”ืžื•ื–ืจื•ื™ื•ืช ืฉืœ ื”-JVM ืžืกืคื™ืง ื›ื“ื™ ืฉืœื ื™ืขืฆืจื• ืื•ืชื", ืืžืจ ืคืจื“ ืจื•ืก , ืžืคืชื— ื‘ืคื™ื™ืกื‘ื•ืง.

ืœืกื™ื›ื•ื

ื”ืื ื–ื” ื”ื’ื™ื•ื ื™ ืœื”ืชื—ื™ืœ ืขื Java ื›ืฉืœื•ืžื“ื™ื ื›ื™ืฆื“ ืœืชื›ื ืช, ืื• ืฉืขื“ื™ืฃ ืœื‘ื—ื•ืจ ืฉืคื” ืื—ืจืช? ื›ืŸ. Java ื”ื™ื ืœืœื ืกืคืง ื”ืžืงื•ื ื”ื˜ื•ื‘ ื‘ื™ื•ืชืจ ืœื”ืชื—ื™ืœ ื‘ื•, ืœืžืจื•ืช ื”ืขื•ื‘ื“ื” ืฉื™ืฉ ืœื” ื™ืชืจื•ื ื•ืช ื•ื—ืกืจื•ื ื•ืช ื›ืžื• ืœื›ืœ ืฉืคืช ืชื›ื ื•ืช ืื—ืจืช. ืื‘ืœ ื”ืื ื–ื” ื”ื’ื™ื•ื ื™ ืœื”ืชื—ื™ืœ ืœืœืžื•ื“ ื’'ืื•ื•ื” ืขื›ืฉื™ื• ื›ืฉืื ื—ื ื• ื ื›ื ืกื™ื ืœืฉื ืช 2020 ื•ืœืชื›ื ืŸ ืชื•ื›ื ื™ื•ืช ืืจื•ื›ื•ืช ื˜ื•ื•ื—? ืฉื•ื‘, ื”ืชืฉื•ื‘ื” ื—ื™ื•ื‘ื™ืช: ื”ืคื•ืคื•ืœืจื™ื•ืช ืฉืœ ื’'ืื•ื•ื” ืจืง ื”ื•ืœื›ืช ื•ื’ื“ืœื”, ื•ืื™ืชื” ื’ื•ื‘ืจ ื”ื‘ื™ืงื•ืฉ ืœืžืชื›ื ืชื™ ื’'ืื•ื•ื”. ืœื‘ืกื•ืฃ, ืฉืืœื” ืื—ืจื•ื ื” ืฉืžื“ืื™ื’ื” ืชืžื™ื“ ืืช ื›ืœ ืžื™ ืฉืžื—ืคืฉ ืœื”ืชื—ื™ืœ ืœืœืžื•ื“ ื’'ืื•ื•ื”. ื›ืžื” ื–ืžืŸ ื–ื” ื™ื™ืงื—? ืื™ืŸ ื›ืืŸ ืชืฉื•ื‘ื” ืื—ืช, ืื‘ืœ ืœืคื™ ืžื—ืงืจ ืฉืœ CodeGym, ื”ื–ืžืŸ ื”ืžืžื•ืฆืข ื”ื ื“ืจืฉ ืœืœื™ืžื•ื“ ื’'ืื•ื•ื” ื”ื•ื ื‘ื™ืŸ 3 ื—ื•ื“ืฉื™ื ืœืžืกืคืจ ืฉื ื™ื. ื‘ืืฉืจ ืœืžืฆื™ืืช ืขื‘ื•ื“ื” ืœืื—ืจ ื”ื”ื›ืฉืจื” ืฉืœืš, ื—ื™ืคื•ืฉ ื”ืขื‘ื•ื“ื” ื”ืžืžื•ืฆืข ื ืžืฉืš ื‘ื™ืŸ ื—ื•ื“ืฉ ืœืฉืœื•ืฉื” ื—ื•ื“ืฉื™ื. ื‘ื”ืชื—ืฉื‘ ื‘ืขื•ื‘ื“ื” ืฉื”ื‘ื™ืงื•ืฉ ืœืงื•ื“ื™ ื’'ืื•ื•ื” ืจืง ื”ื•ืœืš ื•ื’ื“ืœ, ืขื“ื™ืฃ ืœืžื”ืจ ื•ืœื”ืชื—ื™ืœ ื‘ืื™ืžื•ืŸ.
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