Questions tagged as 'java'

Tagged questions
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How to insert data from a form into two related mysql tables?

As you can see in the following image, I need to insert data in those two related tables and from the same form, since in the form I ask for all the information of the client table and also several addresses of it. language: java. Database: m...
asked by 07.03.2018 / 23:54
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show / print tree in a JtextField or JAVA text box

cordial greeting, I need someone to help me print or show the data of a tree in java in a jtextfield, the impression in each of its paths (inorden, preorder, postOrder) by console normal print, but when it comes to mount it in interface mo...
asked by 21.05.2017 / 04:29
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how to get nested data in json with getters and setters

I have the following Json: "matrix": { "id": 5926, "name": "matriz fransico zarco", "friendly_url": "matriz-fransico-zarco", "headquarter": true, "user_id": null, extra_services": [ 0{ "id": 5, "service_name": "Presupuesto Gratis", "created_...
asked by 08.04.2017 / 19:35
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APIs for Voice recognition by Java [closed]

Good, I have a project in mind which needs voice processing, I would like to know what libraries I recommend for processing and voice recognition by Java.     
asked by 02.04.2016 / 10:28
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How to get the elements of the same name from an XML?

I need to get the attribute url of all elements <media:content/> of an XML similar to this one. <rss version='2.0' xmlns:media='http://search.yahoo.com/mrss/'> <channel> <item> <...
asked by 01.04.2016 / 18:23
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Using AsyncTask brings me problems with Thread.sleep ()

I have a problem with the use of threads in android. It's very simple, I have a table with buttons on the screen. I try that, randomly, one changes color and after half a second, return to the original color, so that at the moment another one...
asked by 06.03.2017 / 15:12
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Convert positions of a string to date in java

I am working on a project that involves the manipulation of a string with a CURP format. Although the whole program is already working, I can not validate the dates since I do the following: inicialAPaterno=curp.charAt(0); inicialApa...
asked by 07.03.2017 / 22:28
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Uncaught ReferenceError: PrimeFaces is not defined

I am using primefaces and bootstrap in a login and I get the following error: Uncaught ReferenceError: $ is not defined at login.xhtml:252 (anonymous) @ login.xhtml:252 login.xhtml:260 Uncaught ReferenceError: PrimeFaces is not defin...
asked by 21.08.2017 / 10:13
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How do I update the list of a Realtime RecyclerView when I insert a record in SQLite

I have an activity with a ViewPager and within three fragments and from the third fragment I have a small form and below a recyclerview that contains the data I keep in the form above, what I try to do is that when I save a record the recyclerVi...
asked by 01.08.2017 / 16:34
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Icon is not compatible with String

I have this code and I want to use getLblFoto() to save a photo that the user chooses but every time I'm going to save it or every time I code it, it says getIcon is not compatible with String, which is the data type of the varible. pub...
asked by 10.06.2016 / 22:52