NullPointerException | Java Community | Help. Code. Learn. | Page 1

rigid locust Nov 30, 2022, 5:10 PM

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c1 is null (so is c2)

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You're not doing anything with the variable in the constructor

timid rover Nov 30, 2022, 5:12 PM

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I was going to say that what's wrong is taking a picture of a screen. Because personally I have no idea whether the constructor does something

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If only computers came with an easy way to copy stuff around, so that code could just be shown there unmodified without the need of a photocopier

timid rover Dec 1, 2022, 12:50 AM

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You can't program by guesswork. Learn how constructors work, then do the right thing with them.

cyan wave Dec 14, 2022, 1:34 AM

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Whoever own this channel pls close it if unused

#NullPointerException