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cannot infer type-variable(s) - Wildcard vs Generic

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64

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List Question

cannot infer type-variable(s) - Wildcard vs Generic

What is the difference between Collection<?> and Collection<T>

#HyperSkill Type Erasure(JAVA) Violator question, why my solution isn't working?

Need to cast an object to unbounded wildcard....but how in my case?

Making parameterized ScalaCache generic with runtime configuration

Is casting from Wildcard to a specific generic parameterized type an example of capture conversion in Java?

Java language specification on wildcards

How to add an entry with an Integer value into Map<String, ?>

Why simple “capture of ?” does not compile even type-safety could be compile-time inferred?

Unable to assign the result returned by the Method that receives a generic List and returns a List<?>

Intellij - Unexpected wildcard mark as problem

Convert method override with wildcard from Java to Scala

How to use multiple wildcards in an API call

Difference between an unbound wildcard and a raw type

Incompatible wildcard types that should be compatible

Java compilation error using a generic lambda for a method parameter with an unbounded wildcard type

Meaning of the different parameter types in java java.util.List interface

filtering a stream changes its wildcard bounds?

Generics with optional multiple bounds, e.g. List<? extends Integer OR String>

Attempt #3: Cannot form expression of required type with two question marks in Java

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