https://stackoverflow.com › questions › 53953079

I'm a total beginner in Java and I'm working on an assignment that's largely prefabricated/preformatted code, but I can't get it to work. In Eclipse, I get an error saying " Method cardToString (MyCard) is undefined for the type MyCardTester " before I even run it.

https://stackoverflow.com › questions › 22197030

Fix method: using the parent class member by its full name (by prefixing this-> or parentClassName:: to the name of the member). see: templates: parent class member variables not visible in inherited class

https://hatchjs.com › the-method-is-undefined-for-the-type-java

The error “the method is for the type java” occurs when you try to call a method on an object of type java that does not have that method. For example, if you try to call the method getName() on an object of type String, you will get this error because the String class does not have a getName() method.

https://hatchjs.com › c-use-of-undeclared-identifier

Learn how to fix the use of undeclared identifier error in C++ with this detailed guide. Includes step-by-step instructions and code examples.

https://reflectoring.io › nosuchmethod

A NoSuchMethodError occurs when we’re calling a method that does not exist at runtime. The method must have existed at compile time, since otherwise the compiler would have refused to compile the class calling that method with an error: cannot find symbol. Common Causes and Solutions

https://docs.oracle.com › javase › tutorial › java › javaOO › methods.html

The only required elements of a method declaration are the method's return type, name, a pair of parentheses, (), and a body between braces, {}. More generally, method declarations have six components, in order: Modifiers—such as public, private, and others you will learn about later.

https://www.delftstack.com › howto › java › java-invalid-method-declaration-return-type-required

The invalid method declaration; return type required error appears in Java when a method is declared without specifying a return type, violating the language’s syntax requirement that every method must explicitly declare its return type.

https://www.oreilly.com › library › view › java-8-fundamentals › 9780133489354 › JFUN_JShell_31.html

Declaring a previously undeclared method. Get Java 8 Fundamentals: Modern Java Development with Lambdas, Streams, and Introducing Java 9’s JShell and the Java Platform Module System (JPMS) now with the O’Reilly learning platform. O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and ...

https://stackoverflow.com › questions › 11671789

In my case, Schema.getLogicalType() gave a method undefined error but the other Schema methods were working fine and would show up in Eclipse assist. I highlighted getLogicalType and pressed F3 and linked the source.

https://askubuntu.com › questions › 1348199

Adding #include "Helper.h" to your main.cpp makes the declaration of Helper::IsStringNumeric visible to the compiler, but you still need to compile Helper.cpp to object code in order to make the definition of Helper::IsStringNumeric available when you link your main program.