Posts by Marcela Braga • 17 points
6 posts
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answer37
viewsQ: Null array in a constructor (java)
The purpose of the code is to pass a arraylist of Sessao for the builders sala2D and 3D(in the constructor, the name of the arraylistof Sessao is "Session"). But after some tests it is found that…
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answer53
viewsQ: How can I display a string provided with an arraylist in a combobox?
Good morning. I have a record of films, which are found in an arraylist. These films have a name, director etc. Since this array is public, I would like to display, in another interface, the name of…
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answer38
viewsQ: Get Selected Index
Good afternoon. I want to set the option of a Jcombobox field as the registered option in a given vector position. For a previous text field, I made the following settings:…
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answer250
viewsQ: Overflow error
Good afternoon, I’m having a problem with overflow in my Location class, I have no idea why it’s happening. I am beginner in the area, I still have not much notion of these mistakes, someone could…
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answers109
viewsQ: Java Calendar class
Good afternoon! The need arose to create a class that receives two dates in my activity, to make the code less dirty. I did some research and found the Calendar class, but I didn’t fully understand…
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answers579
viewsQ: 3 java classes, one calling the other, how to call first-to-last methods? (bluej)
I have 3 classes, they are: rental, cars, and customer. Rental contains cars, and customer contains rental. If I want to, in customer class, call one of the car class methods, how do I do? For…