Question : The goal Differentiate day-to-day usage of null , empty , 0 and false . The problem Coping with […]
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What is the difference between the concept of static and dynamic typing and the concept of strongly and weakly typed? [duplicate]
Question : There is some confusion about the concept of programming languages with static and dynamic typing and the concept […]
How to define pre-defined types in MySQL?
Question : In the site I’m developing, I’ll have, for example, a registration form where the user must define their […]
Do all data persist as string is a problem?
Question : Is there a problem in storing all the information in an application as a string in the database? […]
How do I know if a variable is of type Number in JavaScript?
Question : In javascript, because there is no declaration of variable types such as Integer , String , Boolean , […]
What is the purpose of void in C?
Question : I have questions about using void in functions. 1 ° Example: int somaV(int valor_1, int valor_2) { return […]
How to do a cast of a class typed in C #?
Question : I have the Carro class that inherits from the Objeto class and another CarroTeste class that implements the […]
Unsigned modifier for integer type in C
Question : The works say that this modifier causes the variable not to accept negative values, but when I compile […]
Can a class be a data type?
Question : What I understand about data type is that they are formed by three properties, they are: Address set; […]
What is the difference between string vs string?
Question : I’d like to know what the actual difference is between String (upper case s) and string (lowercase s). […]