List of questions. Page #8

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Problem when testing a SOAP web service

I am implementing a SOAP web service in Java in an application that uses Struts in the presentation layer and I have trouble testing it. The IDE that I am using is Netbeans and the service was done using the assistant provided by the IDE. The ap...

asked on 04.12.2015 / 23:44

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Once I made a PR of a repo, should I delete my fork?

Working with a free project on GitHub, I made a fork of it, made some changes and asked for a PR, which was accepted. I updated my fork upstream and kept making other changes, and then going back to doing another PR. At that moment, I re...

asked on 12.04.2018 / 22:02

1

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Problem with bluetooth in slackware 14.2 current

After having updated the kernel to version 4.4.6, both the bluetooth GUI and some other things (eg connecting a device via bluetooth) do not work. The things I tried were the following: reinstall the bluetooth package (unsuccessfully) n...

asked on 29.03.2016 / 03:42

2

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two-way bind with Select2 in aurelia.io

Question How to implement a two-way link of an object to a VM in aurelia.io without losing the functionality of Select2 and maintaining the full link of the original, and also changes in the VM see reflected in the Select2 . Context...

asked on 03.12.2015 / 02:53

4

answers

Change color of HTML elements when holding down the mouse

I am trying to change the color of the elements, changing their class, while the mouse is held down, giving the effect of "painting". Doing it by mouse clicks I have it, here I leave the code: $(() => { $('table').on("click", "td...

asked on 28.02.2018 / 17:29

5

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Difference in performance when consulting with SELECT DISTINCT and GROUP BY?

I'm reviewing and learning SQL, there's something I notice that I find curious. Suppose I have a table called productos and one of its fields is categoria , when I make the following queries I see that the result is the same: S...

asked on 20.01.2016 / 21:15

1

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Exercise clock in Java

I'm a newbie in this java and I just started classes, they sent us this exercise: Exercise 3 Design a class called Reloj with the integer attributes: hora (24 hours), minuto and segundo , and the following meth...

asked on 27.11.2018 / 12:32

2

answers

Points and commas in JS, Recommended at performance level?

I know that the use of; in JS, but for the JS interpreter that is more efficient, what do we say or not?

asked on 15.03.2018 / 14:35

6

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MySQL - Use of AND & OR in the same query

asked on 17.06.2016 / 13:55

0

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Display object always in front of the camera Google Cardboard VR SDK

Good! I'm developing a virtual reality app using Google's VR SDK for Android, the problem is that I have an object that I show in my application, but that object is static, I need to know how to handle the functions provided by the HeadTransform...

asked on 06.06.2016 / 23:31

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