CodeGym /ื‘ืœื•ื’ Java /Random-HE /ืื ื• ืžืฉื™ืงื™ื ืงื•ืจืก ืžืงื•ื•ืŸ "ื™ืกื•ื“ื•ืช ื’'ืื•ื•ื”" ืขื ืžื ื˜ื•ืจื™ื
John Squirrels
ืจึธืžึธื”
San Francisco

ืื ื• ืžืฉื™ืงื™ื ืงื•ืจืก ืžืงื•ื•ืŸ "ื™ืกื•ื“ื•ืช ื’'ืื•ื•ื”" ืขื ืžื ื˜ื•ืจื™ื

ืคื•ืจืกื ื‘ืงื‘ื•ืฆื”
ื™ื•ืชืจ ืžื›ืœ ืื—ื“ ืื—ืจ, ืื ื• ื‘-CodeGym ืžืืžื™ื ื™ื ื‘ื›ื•ื—ื” ืฉืœ ืœืžื™ื“ื” ืžืงื•ื•ื ืช. ืจืฆื•ืŸ ื’ื“ื•ืœ + ืžื˜ืจื” + ืชื•ื›ื ื™ืช ืœืžื™ื“ื” ื‘ืจื•ืจื” = ืžืคืชื— Java ืœืขืชื™ื“. ืœื›ืŸ, ื™ืฆืจื ื• ืงื•ืจืก ืจื—ื‘ ื”ื™ืงืฃ ืžืœื ื‘ืคืจืงื˜ื™ืงื” ื•ื‘ืชื™ืื•ืจื™ื” ืžืจื•ื›ื–ืช. ืืคืฉืจื ื• ืœืœืžื•ื“ ืžื›ืœ ืžื›ืฉื™ืจ - ืžื—ืฉื‘ ืื• ืกืžืืจื˜ืคื•ืŸ. ื”ืžืฆืื ื• ืžืขืจื›ืช ืฉืœ ืžื•ื˜ื™ื‘ืฆื™ื” ื•"ื‘ืขื™ื˜ื•ืช" ื›ื“ื™ ืœื”ืžืฉื™ืš. ื”ืฆื’ื ื• ืชื›ื•ื ื•ืช ื”ืžืืคืฉืจื•ืช ืชืงืฉื•ืจืช ื‘ื™ืŸ ืžืฉืชืžืฉื™ื ืžืžื“ื™ื ื•ืช ืฉื•ื ื•ืช, ืขื•ื–ืจื•ืช ืœื”ื ืœืœืžื•ื“ ื–ื” ืžื–ื” ื•ืœืฉืชืฃ ืืช ื”ื—ื•ื•ื™ื•ืช ืฉืœื”ื. ืื‘ืœ ื™ื•ื ืื—ื“, ื—ืฉื‘ื ื•: ืœืžื” ืœื ืœืœื›ืช ืงืฆืช ื™ื•ืชืจ ืจื—ื•ืง? ื›ืš ื ื•ืœื“ื” ืื•ื ื™ื‘ืจืกื™ื˜ืช CodeGym . ื‘ืžืกื’ืจืช, ืื ื• ืžืกื™ื™ืขื™ื ืœืกื˜ื•ื“ื ื˜ื™ื ื‘ื›ืœ ื”ื’ื™ืœืื™ื ืœืจื›ื•ืฉ ื™ื“ืข ื‘ืกื™ืกื™ ื‘ืชื›ื ื•ืช ื‘ื’'ืื•ื•ื” ืชื•ืš ืฉืœื•ืฉื” ื—ื•ื“ืฉื™ื. ืื ื• ืžืฉื™ืงื™ื ืงื•ืจืก ืžืงื•ื•ืŸ "ื™ืกื•ื“ื•ืช ื’'ืื•ื•ื”" ืขื ืžื ื˜ื•ืจื™ื - 1ื›ืฉืœื•ืžื“ื™ื ืžืฉื”ื• ื—ื“ืฉ, ื—ื™ื™ื‘ ืœื”ื™ื•ืช ืงืฉืจ ืขื ืื“ื ืื—ืจ ืฉื™ื›ื•ืœ ืœื”ืกื‘ื™ืจ ืžื” ืœื ื‘ืจื•ืจ. ืžืื•ื—ืจ ื™ื•ืชืจ, ื›ืฉื”ืžื•ืžื—ื™ื•ืช ืฉืœ ื”ืžืชื›ื ืช ื’ื“ืœื”, ื”ืจื‘ื” ื™ื•ืชืจ ืงืœ ืœื”ื ืœืฉืœื•ื˜ ื‘ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ื—ื“ืฉื•ืช ื‘ืื•ืคืŸ ืขืฆืžืื™. ืื ื• ืžืฉื™ืงื™ื ืงื•ืจืก ื–ื” ืœืžื™ ืฉืจื•ืฆื” ืœืœืžื•ื“ ืชื›ื ื•ืช ื‘ืกื™ืกื™ ื‘-Java. ื‘ืื•ื ื™ื‘ืจืกื™ื˜ืช CodeGym, ืกื˜ื•ื“ื ื˜ ื™ื›ื•ืœ ืœืฉืื•ืœ ืฉืืœื” ืฉืกืคืง ืื ืชืขื ื” ืขืœื™ื” ื‘ืื™ื ื˜ืจื ื˜. ื”ืžื ื˜ื•ืจ ืื•ืžืจ ืœืš ื‘ืžื” ืœืžืงื“ ืืช ืชืฉื•ืžืช ื”ืœื‘ ื•ื›ื™ืฆื“ ืœืœืžื•ื“ ื•ืœืฉืชืฃ ื‘ื—ื•ื•ื™ื” ืฉืœืš. ืงื•ืจืก Java Fundamentals ืžืฉืœื‘ ืœืžื™ื“ื” ื—ื™ื” ืขื ืžื ื˜ื•ืจื™ื ื•ืคืชืจื•ืŸ ืืชื’ืจื™ ืงื™ื“ื•ื“.

ืื™ืš ืขื•ื‘ื“ ื”ืงื•ืจืก?

1. ื”ืžืืคื™ื™ืŸ ื”ืขื™ืงืจื™ ื”ื•ื ืฉื™ืขื•ืจื™ื "ื—ื™ื™ื" ืฉืœ ืฉืขืชื™ื™ื ืขื ืžื•ืจื™ื ืžื ื•ืกื™ื ืฉื”ื ืžืคืชื—ื™ Java. ื”ืœื™ืžื•ื“ื™ื ืžืชืงื™ื™ืžื™ื ืคืขืžื™ื™ื ื‘ืฉื‘ื•ืข. ืžื•ืจื™ื ืขื•ื–ืจื™ื ืœืชืœืžื™ื“ื™ื ืœืœืžื•ื“ ื ื•ืฉืื™ื ืชื™ืื•ืจื˜ื™ื™ื ื—ื“ืฉื™ื, ืœื ืชื— ืืช ื”ื—ืœืงื™ื ื”ืงืฉื™ื ื‘ื™ื•ืชืจ ื‘ืฉื™ืขื•ืจื™ ื”ื‘ื™ืช ื•ืœืขื ื•ืช ืขืœ ืฉืืœื•ืช ื”ืชืœืžื™ื“ื™ื. 2. ืœืื—ืจ ื›ืœ ืฉื™ืขื•ืจ ื”ืชืœืžื™ื“ื™ื ืžืงื‘ืœื™ื ืฉื™ืขื•ืจื™ ื‘ื™ืช. ืœื“ื•ื’ืžื”, ืงืจืื• ืžืกืคืจ ืžืกื•ื™ื ืฉืœ ื”ืจืฆืื•ืช ื•ืคืชืจื• ืžืกืคืจ ื‘ืขื™ื•ืช ืžืงื•ืจืก CodeGym ื•ืขื“ ืœืคื’ื™ืฉื” ื”ืžืงื•ื•ื ืช ื”ื‘ืื”. ืื ื”ืชืœืžื™ื“ ื™ืกื™ื™ื ืืช ื”ืžืฉื™ืžื•ืช ื”ืœืœื•, ื ื•ื›ืœ ืœื”ื™ื•ืช ื‘ื˜ื•ื—ื™ื ืฉื”ื—ื•ืžืจ ื ืœืžื“ ื”ื™ื˜ื‘ :) ืื ืžืฉื”ื• ื ืฉืืจ ืœื ื‘ืจื•ืจ, ืชืžื™ื“ ื™ืฉ ืืคืฉืจื•ืช ืœืฉืื•ืœ ืฉืืœื” ืื• ืœื‘ืงืฉ ืขื–ืจื” ื‘ืฆ'ืื˜, ืฉื‘ื• ืžื•ืจื™ื ื•ืื•ืฆืจื™ ืงื•ืจืก ืžืกื™ื™ืขื™ื ืœืชืœืžื™ื“ื™ื.

ืชื•ื›ื ื™ืช ื”ืงื•ืจืก

ื”ืงื•ืจืก ืžื•ืจื›ื‘ ืž-3 ืžื•ื“ื•ืœื™ื:

1. ืชื—ื‘ื™ืจ ื’'ืื•ื•ื”.

ืชืœืžื“ื• ืคืงื•ื“ื•ืช, ืกื•ื’ื™ ื ืชื•ื ื™ื, ืชื›ื™ืจื• ืืช ืกื‘ื™ื‘ืช ื”ืคื™ืชื•ื— ืฉืœ IntelliJ IDEA, ืœื•ืœืื•ืช ื•ืื•ืคืจื˜ื•ืจื™ื ืžื•ืชื ื™ื, ืžืขืจื›ื™ื ื•ืคื•ื ืงืฆื™ื•ืช, ืื•ื‘ื™ื™ืงื˜ื™ื, ืžื—ืœืงื•ืช; ื›ืžื• ื›ืŸ, ืชื ืกื” ืœืขื‘ื•ื“ ืขื ืžื—ืจื•ื–ื•ืช. ื”ืชืœืžื™ื“ื™ื ื™ื›ื™ืจื• ื’ื ืืช ื”ื™ืกื•ื“ื•ืช ืฉืœ OOP, ืจืฉื™ืžื•ืช ื•ื’ื ืจื™ื•ืช, ืื•ืกืคื™ื, ื—ืจื™ื’ื™ื, ื–ืจืžื™ I/O ื•ืขื‘ื•ื“ื” ืขื ื–ืžืŸ ื•ืชืืจื™ืš.

2. Java Core.

ื›ืืŸ ืชืฆืœื•ืœ ืขืžื•ืง ื™ื•ืชืจ ืœืชื•ืš OOP: ืื ืงืคืกื•ืœืฆื™ื” ื•ืคื•ืœื™ืžื•ืจืคื™ื–ื, ืงื•ืžืคื•ื–ื™ืฆื™ื”, ืฆื‘ื™ืจื” ื•ื”ื•ืจืฉื”. ืฉื™ืขื•ืจื™ื ืžื•ืคืฉื˜ื™ื. Stream API. Typecasting, ื”ืคืขืœืช ื‘ื ืื™, ื”ืชืงืŸ ืื•ื‘ื™ื™ืงื˜. ืจืงื•ืจืกื™ื”, ื—ื•ื˜ื™ื, ืฉื™ืขื•ืจื™ื ืคื ื™ืžื™ื™ื/ืžืงื•ื ื ื™ื. ืกื“ืจื”. ื”ืขืจื•ืช. ืฉืงืขื™ื.

3. ืคืจื•ื™ืงื˜ ื”ื’ืžืจ.

ืืชื” ืชื™ืฆื•ืจ ืคืจื•ื™ืงื˜ ื’ื“ื•ืœ ื•ืžืœื ื‘ืชื•ืš ืฉื‘ื•ืขื™ื™ื. ืœืื—ืจ ืžื›ืŸ, ื”ืžื ื˜ื•ืจื™ื ืฉืœืš ื™ืืžืชื• ื–ืืช ื•ื™ืชื ื• ืžืฉื•ื‘. ื”ืคืจื•ื™ืงื˜ ื ืงืจื "Cryptanalyzer". ืชื•ืš ื›ื“ื™ ืคื™ืชื•ื—ื•, ืชืฉืชืžืฉ ื‘ื›ืœ ื”ื™ื“ืข ืฉืฆื‘ืจืช ื‘ืžื”ืœืš ื”ืงื•ืจืก. ื–ื” ื™ื”ื™ื” ืืชื’ืจ ืžื•ืจื›ื‘ ื•ืžืจื’ืฉ.

ื‘ื•ืื• ื ืชื—ื™ืœ!

ื”ื’ื™ื•ืก ืœืงื‘ื•ืฆื•ืช ื—ื“ืฉื•ืช ื‘ืขื™ืฆื•ืžื•. ื”ืœื™ืžื•ื“ื™ื ื™ืชื—ื™ืœื• ื‘-26 ื‘ืืคืจื™ืœ. ื”ื—ืœื•ื ืฉืœ ืžืžืฉ ืœื”ืชืงื“ื ื•ืœื”ืคื•ืš ืœืžืคืชื— Java ืžืขื•ืœื ืœื ื”ื™ื” ืจื™ืืœื™ ื™ื•ืชืจ. ืื– ืื ื—ื ื• ืžื—ื›ื™ื ืœื›ื ื‘ืื•ื ื™ื‘ืจืกื™ื˜ืช CodeGym!
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