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マイナビニュース4年

イマドキのJava徹底入門 (17) 親切になった ...

Exception in thread "main" java.lang.NullPointerException: Cannot store to object array because "strs[0][1]" is null at jp.mynavi.imajava.npe.NPETest3.main(NPETest3.java:8) 次のコードでは ...
InfoWorld16年

Effective Java NullPointerException Handling - InfoWorld

ERROR: NullPointerException encountered while trying to adding String to Deque that is set to null. java.lang.NullPointerException INFO: Successful at adding String to Deque that is set to null ...