Contract annotation for not throwing a NPE
I have this method to reduce boilerplate doing null checks
¿Cómo se puede volver a recorrer un fichero con Scanner?
Tengo este código, pero abro 2 veces el mismo fichero con Scanner, una para ver cuantos elementos existen y la otra para ya guardarlos en un vector a parte. ¿Hay algún modo de no tener que abrir un segundo objeto de Scanner?
Unable to create java class
hi sorry im very new to java and intellij. I cloned work from github and it does not allow me to create a class within the folders (the 1-9 named ones), i right click -> new and it doesnt show the create java class option. any help would be very much appreciated
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IntelliJ Java Does not Autocomplete on Static Methods
Why is Intellij Not autocompleting static methods on my classes? It autocompletes on non-static methods, but not static methods. How can I fix Intellij Settings?
Java package not visible
What is the meaning of the error and how can I solve it?
Intellij Idea Java
When I run the class, I got a this error
How do I see full value of expression in IntelliJ Debugger?
How do I see a full value of an expression in IntelliJ Debugger? Here’s what I get for a relatively large byte array. So far, I couldn’t find a way to expand it
File Not found error in intellij idea but the program throws no error when I compile and run it on terminal
try (FileReader fr = new FileReader(“note.txt”)){ int letters = fr.read(); while(fr.ready()) { System.out.println((char)letters); letters = fr.read(); } System.out.println(); } catch (IOException e) { System.out.println(e.getMessage()); } when I run from Intellij idea: I got: note.txt (No such file or directory) but I compiled it and ran it on the terminal, the program reads from the file […]