Posts by Wesley Luiz • 315 points
5 posts
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viewsQ: What happens internally when we use request.getRequestDispatcher?
When we use the request.getRequestDispatcher() he does the forwarding of the request for another Let to be met (correct?). The question I wanted to know is: internally, it does this invocation (I…
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answers6965
viewsQ: Typed and untyped programming languages
Why (I don’t know if it’s a rule) are interpreted programming languages (e.g., PHP) not typed and compiled (e.g., C) typed? (Java in this case is a hybrid). Why do they have these differences?…
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answer384
viewsQ: How to interrupt a while loop
I’m developing a system with Jframe from a pharmacy. It’s a college issue. In the cashier operator comes in with the quantity X of product that the customer chooses from a list of n products and…
javaasked Wesley Luiz 315 -
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answers55
viewsQ: Error in String.replace Java
I’m having a hard time getting the String.replace("á","a") In my case I type Canadá and I want out houseboat, but in the output appears instead of a square, as if there were an invalid character.…
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answers2667
viewsQ: Interactive form in HTML and PHP
I have an activity and I’m stuck on it: Create a program in PHP, where the form has choices of geometric figures (triangle, square, rectangle and trapezoid). As soon as the user selects the figure,…