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Java

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Java?? ?????? ???? ??: ?? ? URL? ???? URL? ??? ??, setRequestProperty? ???? ?? ???? ?? ???? ????. ??.

Nov 20, 2019 pm 01:13 PM

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Java ??? ???? ??? ??? ??, ?? ??? ??, ??? ??, ?? ??, ????? ??, ??? ??, ????? ??, ??? ??, ?? ??, ??? ??, ?? ?? ? ?????? ?? ?? ?????.

Nov 20, 2019 am 11:54 AM

java ??? ??

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java? this? java? ????? this ???? ??? ???? ??? ? ????. this ???? ????? ?? ??, ?? ???, ???? ????? ?? ??? ?? ??? ???? ? ?????.

Nov 20, 2019 am 11:45 AM

java this

Java?? URL?? ???? ??

Java? ???? ???? URL?? ??? ??? ? ????. Java? ???? ???? ??? URL ???? ?? ??? ??? ?? ? ???? ???? ???? URL?? ?????.

Nov 20, 2019 am 11:43 AM

java url

Java? ??? ? ???????

Java?? ??? 2???? ?????. Java? ??? ???? ????? ???? ?????. ????? ?? ?? ??? ?????. ? ??? 1?? ?? ??? 2??????.

Nov 20, 2019 am 11:43 AM

java ??

Java? ??? ???? ??? ??????

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Nov 20, 2019 am 11:20 AM

java this

Java? ??? ???? ?????.

Java?? ??? ???? ???? ??: ?? format(Date date) ???? ???? ??? ?? ??? ??? ??? ???? ??? ?? ??? ??? ?? ??? ???? ???? ?????. , ??, ?, ?.

Nov 20, 2019 am 11:16 AM

java

Java?? ???? ???? ???? ??? ??????

???? ???? ???? Java? ??? ??? ????. 1. Java ?? ?? "isDigit()"? ???? ?????. 2. ???? ???? ?????. 3. ASCII ??? ???? ?????.

Nov 20, 2019 am 11:16 AM

java ?? ? ?? ??

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??? Java ??? ?? ?? ??: 1. win+r? ??? regedit? ???? ????? ?????? ?????. 2. HKEY_LOCAL_MACHINE ? HKEY_CURRENT_USER?? Software? ????. 3. ? ???? JavaSoft? ?????.

Nov 20, 2019 am 11:01 AM

java ?? ??

Java?? ???? ???? ??

Java??? java.io.File.isFile()? ???? ???? ??? ??? ? ????. java.io.File.isFile()? ? ?? ?? ??? ???? ??? ?? ???? ??? ?????.

Nov 20, 2019 am 11:00 AM

java

Java?? ???? ???? ??

Java??? isDirectory() ???? ???? ??? ???? ??? ??? ? ????. isDirectory()? ??? ???? ?????. ?? ?? ?? ?????. ???? true? ????, ??? ??? false? ?????.

Nov 20, 2019 am 10:51 AM

java

Java?? ??? ??? ???? ? ???? ??? ??????

Java?? ???? ?? ??? ???? ??? ??? ????. "java.lang" ??? Math ????? "random()" ???? ???? ??? ??? ? ????. ?: "(int)(Math.random( )*10)", 0?? 9 ???? ???? ??? ??? ?????.

Nov 20, 2019 am 10:48 AM

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