Questions tagged as 'java'

Tagged questions
1
answer

Listen to the Android keyboard to detect when a particular word is written

I would like to be able to obtain the keys that the user is clicking within an activity to know when he has written a specific word on the Android keyboard. So far I have used the onKeyDown method without much success: @Override public boolean...
asked by 27.03.2017 / 18:00
2
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Problems closing SearchView

I have some problems with closing my SearchView The first: SOLVED When I search in my listview and enter the Activity that it finds, when I go back my SearchView is still open How can I make it close automat...
asked by 08.02.2017 / 17:33
1
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Compare several elements of a matrix

I would like to know if you could help me with this little problem that I have. I'm doing a basic variation of the game tetris in console as part of a task, I'm quite new to Java, I just started and I was stuck in the system of punctuation /...
asked by 03.03.2017 / 05:24
1
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How to make my program appear in the list of Windows programs?

I have a question, how can I make my program done in Java, come out in the list of programs installed in Windows? Any class that allows me to do this?     
asked by 18.10.2016 / 21:47
5
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[Ljava.lang.Object; can not be cast

I have the following problem, I want to make a query to my db, to bring a list of a related class, all worked with hibernate, but when I want to print on the screen it throws me the following error: Exception in thread "AWT-EventQueue-0" java....
asked by 09.10.2016 / 22:19
1
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How to make a circular layout or Circular ViewPager in Android Studio?

What I'm looking for is like the following image: They are like selectable items, I want to do just like the image, the options rotate from left to right or from right to left, the images become bigger, when you go to the next option an...
asked by 03.09.2016 / 18:23
1
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Scroll listview and add edittext data

I am developing an application that consumes web services ( Web Services ), it is already advanced and I am now filling a ListView through a custom adapter a detail which brings information such as the balance and balance due, and a Ed...
asked by 10.05.2016 / 23:26
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Problem with SearchView Actionbar Android

I want to see if you can help me with another problem, what happens is that in my Activity where I show Clients in a listView custom, integrate in the part of ActionBar a SearchView for users Can I search the client,...
asked by 19.05.2016 / 18:17
1
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Turn on the Flash led by pressing an item in Action bar

I'm trying to turn on the flash of the cell phone as a flashlight, from an item in the action bar, but I can not turn it on, the code is e as follows: Variable delcara at the start of the calse to manage the on and off: boolean isOn = f...
asked by 02.06.2016 / 20:28
2
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Perform a comma split taking into account if there are quotes

I have the following lines in java: 1234,"Calle Jaime III, 34", 67,3,U 1235,Avenida Los Algodones, 12,1,L 1236,"Calle Principal""31234", 46,3,H 1237,"Calle Alfonso X,22", 65,2,J I would like to do a Split for the character   , but...
asked by 23.05.2017 / 18:15