Questions tagged as 'java'

Tagged questions
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Problems with ScroolView in Android Studio

Good morning, I'm new to Android programming and I'm trying to create a program that based on a subject that the user chooses, will open a certain screen, everything I did was based on search in websites, videos and etc; but when compiling the p...
asked by 15.01.2018 / 18:04
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How to apply a blur effect when a StageModal overlaps a Stage already opened in JavaFX

Well my doubt is as follows, I would like to apply an effect in which, when I open a new window, the window that was overlapped is blurred, I tried to use public Stage stageModal(String controller, String titulo){ try { AnchorPane...
asked by 14.01.2018 / 06:03
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do / while repeats twice the expression [duplicate]

The do / while prints on the screen the expression twice in the first run, as in the photo. I did the debugging and this does not happen, which made me think that it could be IDE error, but I tried it in eclipse and the same thing happens. I a...
asked by 13.01.2018 / 12:04
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Help with parameters in jasper reports

I wonder if I have to pass a parameter with a value obtained in the parent report to a subreport query, and use this value in the subreport it ... : D     
asked by 13.01.2018 / 13:19
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How to link fragments menus in android studio

So guys ... I have an app that works with an activity in sliding tab and I decided to implement a side menu and until it worked out, I just do not know how to link the menus with other activities or fragments ... menu below ... //=======...
asked by 12.01.2018 / 11:06
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How to create a folder browser in java swing?

I want to create a window and it has a button, when the user clicks that button, that "windows folder browser" will appear for the user to select a folder of his machine and the address of the folder is saved in a variable. It is possible? I do...
asked by 18.11.2017 / 00:56
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"No resource found that matches the given name" in values.xml

I made some changes to build.gradle of the application, and I think this caused a resource error, which I still have not found a solution for. build.gradle:applyplugin:'com.android.application'android{compileSdkVersion27buildToolsVers...
asked by 11.01.2018 / 00:42
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Column returning 0

I have four columns where three multiply and the fourth column returns the multiplication of the three columns bringing the result .. The problem is that some columns are given values for the other three columns causing my code to return 0 for t...
asked by 18.01.2018 / 11:00
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How to consult the database of the firebase through an HTML page or PHP

I have a database already created already receives data in firebase, that same data is sent from my App. The possibility to consult the same data in the firebase through a page made in HTML OR PHP     
asked by 10.01.2018 / 19:09
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Hibernate Session Errors - getCurrentSession ()

Please, if possible, please comment on this code. If this is consistent or needs to be improved because I constantly have errors of org.hibernate.TransactionException: rollback failed or org.hibernate.TransactionException: Transaction n...
asked by 18.01.2018 / 12:35