variables Archives - Page 16 of 16

Java, “Variable name” cannot be resolved to a variable

If you look at the scope of the variable ‘hoursWorked’ you will see that it is a member of the class (declared as ...

April 6, 2022
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Variable might not have been initialized error

You declared them, but you didn’t initialize them. Initializing them is setting them equal to a value: int a; // This is a ...

April 6, 2022
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accessing a variable from another class

Very simple question but I can’t do it. I have 3 classes: DrawCircle class import java.awt.*; import java.awt.event.*; import javax.swing.*; class DrawCircle extends ...

April 5, 2022
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WordPress

IT Nursery

Passing a variable to get_template_part

The WP Codex says to do this: // You wish to make $my_var available to the template part at `content-part.php` set_query_var( 'my_var', $my_var ...

April 5, 2022
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JAVA Variable declaration not allowed here

April 4, 2022
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Initializing multiple variables to the same value in Java

String one, two, three; one = two = three = ""; This should work with immutable objects. It doesn’t make any sense for ...

April 4, 2022
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What is the use of a private static variable in Java?

Of course it can be accessed as ClassName.var_name, but only from inside the class in which it is defined – that’s because it is ...

April 4, 2022
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In Java, how to assign the variable number=Integer.parseInt(args[0]) a value if no argument is passed?

You could assign value of n as 0 or any other value by default and use if(args.length > 0) { to check whether any arguments is given. Below is ...

April 4, 2022
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