CodeGym /ื‘ืœื•ื’ Java /Random-HE /ืœื ืœื‘ืงืฉ ืขื–ืจื” ื•ืœื”ืฉืœื™ืš ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื™ืฉื ื•ืช: ื˜ืขื•ื™ื•ืช ื ืคื•ืฆื•ืช ืฉืœ ืž...
John Squirrels
ืจึธืžึธื”
San Francisco

ืœื ืœื‘ืงืฉ ืขื–ืจื” ื•ืœื”ืฉืœื™ืš ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื™ืฉื ื•ืช: ื˜ืขื•ื™ื•ืช ื ืคื•ืฆื•ืช ืฉืœ ืžืชื—ื™ืœื™ื ืœืคื™ ืžื ื˜ื•ืจ ื’'ืื•ื•ื”

ืคื•ืจืกื ื‘ืงื‘ื•ืฆื”
ืื ื• ืžืžืฉื™ื›ื™ื ื‘ืกื“ืจืช ื—ื•ืžืจื™ื ืฉื‘ื”ื ื”ืžื ื˜ื•ืจื™ื ืฉืœ ืื•ื ื™ื‘ืจืกื™ื˜ืช CodeGym ืฉืœื ื• ื—ื•ืœืงื™ื ืืช ื”ื ื™ืกื™ื•ืŸ ื•ื”ื™ื“ืข ืฉืœื”ื. ื”ืžืคืชื— ืื ื˜ื•ืŸ ืงื•ืคืจื™ื™ืฆ'ื™ืง ืžื“ื‘ืจ ืขืœ ื”ื˜ืขื•ื™ื•ืช ื”ื ืคื•ืฆื•ืช ื‘ื™ื•ืชืจ ืฉืžืชื—ื™ืœื™ื ืขื•ืฉื™ื. ืœื ืœื‘ืงืฉ ืขื–ืจื” ื•ืœื”ืฉืœื™ืš ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื™ืฉื ื•ืช: ื˜ืขื•ื™ื•ืช ื ืคื•ืฆื•ืช ืฉืœ ืžืชื—ื™ืœื™ื ืœืคื™ ืžื ื˜ื•ืจ Java - 1

ื”ืฉืœื›ืช ื˜ื›ื ื•ืœื•ื’ื™ื•ืช "ื™ืฉื ื•ืช".

ื™ืฉ ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื—ื“ืฉื•ืช ื™ื•ืชืจ ื•ื™ืฉื ื•ืช ื™ื•ืชืจ. ืจื‘ื™ื ืžืื™ืชื ื• ืžื‘ื™ื ื™ื ืฉืกื‘ื™ืจ ืœื”ื ื™ื— ืฉืœื ื ืฉืชืžืฉ ื‘ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื™ืฉื ื•ืช. ืื‘ืœ ื›ื“ืื™ ืœื“ืขืช ืฉื”ื˜ื›ื ื•ืœื•ื’ื™ื” ื”ื—ื“ืฉื” ืขื“ื™ื™ืŸ ืขืฉื•ื™ื” ืœื”ืชื‘ืกืก ืขืœ ื”ื™ืฉื ื”: ืžืชื—ืช ืœืžื›ืกื” ื”ืžื ื•ืข, ื™ื”ื™ื• ืขืงืจื•ื ื•ืช ื”ื˜ื›ื ื•ืœื•ื’ื™ื” ื”ื™ืฉื ื”. ื›ืฉืื ืฉื™ื ืœื•ืžื“ื™ื ืœืงื•ื“ื“, ื”ื ืœืคืขืžื™ื ืžืฉืžื™ื˜ื™ื ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื™ืฉื ื•ืช: "ืœื, ืื ื™ ืœื ืจื•ืฆื” ืœืœืžื•ื“ ืžืฉื”ื• ื™ืฉืŸ. ืื ื™ ืจื•ืฆื” ืืช ื”ื“ื‘ืจื™ื ื”ื—ื“ืฉื™ื ืžื™ื“!". ื’ื ืœื™ ื”ื™ื™ืชื” ื‘ืขื™ื” ื›ื–ื•. ืœื“ื•ื’ืžื”, ื™ืฉ ืืช ื”ื˜ื›ื ื•ืœื•ื’ื™ื” ื”ืžื•ื“ืจื ื™ืช ืฉื ืงืจืืช Spring framework ื•-Java EE ื”ื™ืฉื ื”. Spring ื›ื•ืœืœ Java EE, ื•ืชืฆื˜ืจืš ืœืœืžื•ื“ ืื•ืชื• ื›ื“ื™ ืœืฉืœื•ื˜ ื‘ืžืกื’ืจืช. ื‘ื ื•ืกืฃ, ื™ืฉื ืŸ ืžืฉืจื•ืช ืฉืขื“ื™ื™ืŸ ื–ืงื•ืงื•ืช ืœื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื™ืฉื ื•ืช. ืขื ื–ืืช, ืืœ ืชืฉื›ื— ืœื”ืชืžืงื“ ื’ื ื‘ืคื•ืคื•ืœืจื™ื™ื ื—ื“ืฉื™ื. ืืชื” ืฆืจื™ืš ืื™ื–ื•ืŸ.

ืœื ืžื‘ืงืฉ ืขื–ืจื” ืžืขืžื™ืชื™ื ืื• ื—ื‘ืจื™ื

ื˜ืขื•ืช ื–ื• ื ืคื•ืฆื” ื‘ืžื™ื•ื—ื“ ืขื‘ื•ืจ ืžืฉื™ืžื•ืช ืžื•ืจื›ื‘ื•ืช ื”ื“ื•ืจืฉื•ืช ื–ืžืŸ ืจื‘. ืœืคืขืžื™ื ืืชื” ืคืฉื•ื˜ ืจื•ืฆื” ืœื”ืชืžื•ื“ื“ ืขื ื‘ืขื™ื” ื‘ืขืฆืžืš. ืื‘ืœ ืœืคืขืžื™ื ืื ืฉื™ื ืœื ื™ื›ื•ืœื™ื ืœื‘ืงืฉ ืขืฆื” ื ื—ื•ืฆื” ื‘ื’ืœืœ ืžื—ืกื•ืžื™ื ืคืกื™ื›ื•ืœื•ื’ื™ื™ื. ืœื“ื•ื’ืžื”, ืžืคืชื— ื–ื•ื˜ืจ ืžืฉืงื™ืข 3 ืฉืขื•ืช ื‘ืžืฉื™ืžื” ื‘ืžืงื•ื ืœืฉืื•ืœ ืขืžื™ืช ื•ืœืคืชื•ืจ ืืช ื”ื‘ืขื™ื” ืชื•ืš 20 ื“ืงื•ืช. ืื ื™ืฉ ืœืš ืžื—ืกื•ื ืคืกื™ื›ื•ืœื•ื’ื™ ื›ื–ื”, ืืชื” ืฆืจื™ืš ืœืขื‘ื•ื“ ืขืœื™ื•. ื–ื” ื‘ืกื“ืจ ืœืฉืื•ืœ ื›ื™ ื›ื›ื” ืœื•ืžื“ื™ื.

ื›ืชื™ื‘ืช ืงื•ื“ ืคืจื™ืžื™ื˜ื™ื‘ื™

ื›ืชื™ื‘ืช ืงื•ื“ ื˜ื•ื‘ ืื™ื ื” ืžืชืื™ืžื” ืœื›ืœ ืื—ื“, ืืš ื™ืฉ ืฆื•ืจืš ืœืœืžื•ื“ ื›ื™ืฆื“ ืœืขืฉื•ืช ื–ืืช. ืื–, ืืœ ืชื“ืื’ ืื ืืชื” ื›ื•ืชื‘ ืงื•ื“ ืคืจื™ืžื™ื˜ื™ื‘ื™ ื•ืืจื•ืš: ื›ื•ืœื ืขื•ื‘ืจื™ื ืืช ื”ืฉืœื‘ ื”ื–ื”. ื‘ื”ื“ืจื’ื” ืชืฆื‘ืจื• ื ื™ืกื™ื•ืŸ ื•ืชืœืžื“ื• ื›ื™ืฆื“ ืœื™ืฆื•ืจ ืคืชืจื•ื ื•ืช ื—ื›ืžื™ื.

ืœื ืžื‘ื”ื™ืจ ื›ืฉืžืฉื”ื• ืœื ื‘ืจื•ืจ

ืจื•ื‘ ื”ืฉื’ื™ืื•ืช ื ื•ื‘ืขื•ืช ืžืื™ ื”ื‘ื ื•ืช. ืœืžืฉืœ, ืžืชื›ื ืช ืœื ื”ื‘ื™ืŸ ืžืฉื”ื•, ื”ืชื—ื™ืœ ืœื›ืชื•ื‘ ืงื•ื“ ื•ืขืฉื” ื˜ืขื•ื™ื•ืช. ืื– ืืœ ืชืคื—ื“ ืœืฉืื•ืœ ืฉื•ื‘.

ืœื”ืžืฆื™ื ืืช ื”ื’ืœื’ืœ ืžื—ื“ืฉ

ืื ื”ืงื•ื“ ืฉืœืš ื›ืชื•ื‘ ื‘ืฆื•ืจื” ืืœื’ื ื˜ื™ืช ื•ืขื•ื‘ื“ ื”ื™ื˜ื‘, ืื™ืŸ ื˜ืขื ืœื”ืžืฆื™ื ืžืฉื”ื• ื—ื“ืฉ. ื”ืคืชืจื•ืŸ ืžืชืื™ื ืื ื”ื•ื ืคื•ืชืจ ืืช ื”ื‘ืขื™ื”, ืœื "ืžืงืฉื˜" ืืช ื”ืคืจื•ื™ืงื˜. ื”ื™ืžื ืขื•ืช ืžื”ื˜ืขื•ืช ื”ื–ื• ืžืงืœื” ืขืœ ื”ืขื‘ื•ื“ื” ื•ื—ื•ืกื›ืช ื–ืžืŸ.

ื”ืชืขืœืžื•ืช ืžืชื‘ื ื™ื•ืช ืœืžื™ื“ื” ื—ื“ืฉื•ืช

ืœืžื“ืชื™ ืชื›ื ื•ืช ื‘ืงื•ืจืกื™ื ืœื ืžืงื•ื•ื ื™ื. ื”ื ืœื™ืžื“ื• ืื•ืชื™ ืžื” ื ื›ื•ืŸ ื•ืžื” ืœื, ื•ื”ื ืขืฉื• ื–ืืช ื‘ืื•ืคืŸ ืื™ืฉื™. ืชืงืฉื•ืจืช ื—ื™ื” ื”ื™ื ื‘ืขืœืช ืขืจืš, ืื‘ืœ ืขื™ื“ืŸ ื”ืงื•ืจื•ื ื” ื”ืจืื” ืœื ื• ืฉื’ื ืœืœืžื•ื“ ืื• ืœืขื‘ื•ื“ ืžืจื—ื•ืง ื–ื” ื˜ื•ื‘. ื–ื” ื™ื”ื™ื” ืžื•ื–ืจ ืœื ืœื”ืฉืชืžืฉ ื‘ื”ื–ื“ืžื ื•ื™ื•ืช ื”ืืœื”. ืขื ื–ืืช, ืื ืฉื™ื ืจื‘ื™ื ืขื“ื™ื™ืŸ ืœื ื”ืกืชื’ืœื• ืœืœืžื™ื“ื” ืžืงื•ื•ื ืช. ื•ื–ื” ืžืกื•ื›ืŸ ื‘ืžื™ื•ื—ื“ ื›ืฉืžื“ื•ื‘ืจ ืœืžืชื›ื ืชื™ื-ืžืชื’ื™ื ืœืžื‘ื•ื’ืจื™ื.

ืœื ืžืคืจื™ื“ ื‘ื™ืŸ ืื–ื•ืจ ื”ืขื‘ื•ื“ื” ืœืื–ื•ืจ ื”ืžื ื•ื—ื”

ืื ืืชื” ืขื•ื‘ื“/ืœื•ืžื“ ืžืจื—ื•ืง, ืื– ื™ืฉ ืคื™ืชื•ื™ ืœืขืฉื•ืช ื–ืืช ืžื”ื ื•ื—ื•ืช ืฉืœ ื”ืกืคื” ืฉืœืš. ืื‘ืœ ืื ื™ ื—ื•ืฉืฉ ืฉื–ื” ืœื ื ื›ื•ืŸ. ืื– ื‘ืžืงื•ื ื–ืืช, ื”ืงื“ื™ืฉื• ืœืขื‘ื•ื“ื” ืœืคื—ื•ืช ืคื™ื ื” ืื—ืช ื‘ื—ื“ืจ. ืฉื™ื ืฉื ืฉื•ืœื—ืŸ, ื›ื™ืกื ืื• ืžื—ืฉื‘ ื ื™ื™ื“ ื•ื”ืฉืชืžืฉ ื‘ื•. ืžืงื•ื ืขื‘ื•ื“ื”/ืœื™ืžื•ื“ ืกืคืฆื™ืคื™ ื™ืงืœ ืขืœื™ืš.

ืœื ืจื•ืฉื ื”ืขืจื•ืช

ื›ืืฉืจ ืืชื” ื ืชืงืœ ืฉื•ื‘ ื•ืฉื•ื‘ ื‘ืื•ืชื” ื‘ืขื™ื”, ื˜ื•ื‘ ืœืจืฉื•ื ืืช ื”ืคืชืจื•ืŸ - ื‘ื™ืŸ ืื ื‘ืžื—ืฉื‘ ื”ื ื™ื™ื“ ืฉืœืš, ื‘ืืคืœื™ืงืฆื™ื” ืื• ื‘ื—ื•ื‘ืจืช ืขื‘ื•ื“ื”. ื‘ืžื•ืงื“ื ืื• ื‘ืžืื•ื—ืจ, ืชื–ื›ืจื• ื›ื™ืฆื“ ืœืคืชื•ืจ ืฉื’ื™ืื” ื—ื•ื–ืจืช, ืืš ืจื™ืฉื•ื ื”ืขืจื•ืช ื™ื—ืกื•ืš ืœื›ื ื–ืžืŸ.

ืœืจื“ื•ืฃ ืื—ืจื™ ืžืฉื”ื• ืฉืืชื” ืœื ืื•ื”ื‘

ืื ืืชื” ืœื ืื•ื”ื‘ ืขื™ืกื•ืง, ืื– ืืชื” ืœื ืฆืจื™ืš ืœืขื ื•ืช ืืช ืขืฆืžืš ื•ืœืจื“ื•ืฃ ืื—ืจ ื˜ืจื ื“ื™ื. ื–ื” ื ืจืื” ื›ืžื• ืืžืช ื‘ืจื•ืจื”, ืื‘ืœ ืขื“ื™ื™ืŸ, ืื ืฉื™ื ืจื‘ื™ื ืขื•ืฉื™ื ืžื” ืฉื”ื ืœื ืื•ื”ื‘ื™ื. ืื–, ืขื ื• ืขืœ ื”ืฉืืœื” ื‘ื›ื ื•ืช: "ื–ื” ืžื” ืฉืื ื™ ืจื•ืฆื”?". ืื ื›ืŸ, ืืœ ืชื”ืกืก ืœื”ืชืงื“ื. ืื ื• ืžื–ืžื™ื ื™ื ืืชื›ื ืœืฉืขืจ: ืื™ืœื• ื˜ืขื•ื™ื•ืช ื”ืŸ ื”ื ืคื•ืฆื•ืช ื‘ื™ื•ืชืจ ืœืžืชื—ื™ืœื™ื? ืฉืชืคื• ืืช ื“ืขืชื›ื ื‘ืชื’ื•ื‘ื•ืช ;) ืœื ืœื‘ืงืฉ ืขื–ืจื” ื•ืœื”ืฉืœื™ืš ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื™ืฉื ื•ืช: ื˜ืขื•ื™ื•ืช ื ืคื•ืฆื•ืช ืฉืœ ืžืชื—ื™ืœื™ื ืœืคื™ ืžื ื˜ื•ืจ Java - 2
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