Questions tagged as 'java'

Tagged questions
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No tests found with test runner 'JUnit 4'

When you create a new package and create a new test in this package, try to run the test eclipse returns the message: "No tests found with test runner 'JUnit 4'" Within the project I have another package with other tests that run normally. Do...
asked by 30.08.2016 / 14:50
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Date with problem in mysql and java

I'm trying to use the date of a jYearChoser and a jMonthChoser to fetch the sale for a full month, I already tested it at the MySQL prompt and it worked perfectly with the command below: SELECT FORMAT(SUM(vendas.total_pagar),2), F...
asked by 01.09.2016 / 04:31
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Specification and Implementation Java Socket

I created a class MySocket that extends java.net.Socket , however I saw that the java.net.Socket class implements the java.io.Closeable interface, and my question is: In my MySocket class I have to implement the...
asked by 02.09.2016 / 20:34
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Check if position is between 2 positions

I am using this code here to check if a position is 'inside' an 'area', but it will probably explode if the hashmap has too many Keys / Values, what would be the best way to do this? Thank you. HashMap<String, Region_> regionsHash = new...
asked by 25.10.2016 / 12:21
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How to create a text file on Android?

I've looked for several examples and scripts on the internet and even here in stackoverflow but I still can not create a text file in android, the last code I tried to use was unsuccessful: How to create a txt file? I simply compiled and...
asked by 12.09.2016 / 18:32
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Add rows in a JTable in ascending order

I'm doing an RBC system to check for similarity between computers. I would like to sort my table rows by the probability value. The problem is that the table has around 9,500,000 rows. Does anyone know how to sort rows by column? Here is the...
asked by 24.09.2016 / 18:07
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Get row reference in table with JSF (Primefaces)

I have a scenario that presents something strange and I did not understand the reason for this behavior. Using JSF with Primefaces, I have a Datatable with some (many) values that come from the Database and are displayed in the columns. My s...
asked by 23.09.2016 / 17:00
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How to create a transparent or colorless background in css?

What code in css to make the background transparent, or colorless? I'm creating a Native ad in Admob and I need the background to be transparent.     
asked by 25.09.2016 / 14:01
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Carousel Loop

I'm making a Carousel , which I got friend help from here . But now a small problem has arisen, in the example there are 6 images, and upon arriving at the last it stops. I would like to know how I do it so that when I get to the last one...
asked by 24.08.2016 / 22:59
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uploading images + web service php

Good people, I'm a little late in my tcc because of not being able to upload the image. What I have hj worked and take the photo, save in the flock sqlite the path and latitude and longitude, however I have a screen in my app that I should send...
asked by 25.08.2016 / 20:04