My below code is getting me a null pointer exception when I try to get time tracking for my issues , even if the issue have time tracking , I'm using this api:
This is the scenario, My JFrame has a button it will open a JDialog when click it and it is a model dialog. JDialog has another button and i want to open anoth
There is an ubuntu host with multiple ips. I want to make periodical change its ips in my java application. But I do not know how to do this.
I have a senario in which i must perform iteration on a list and display result as a grid.Also include serial number in it. Now what I did for serial number is
Unfortunately, this is at a customer site, so we can't debug. Apparently it's been verified that both the to and from emails are valid. They are apparently usin
I am trying to create a new camera source or driver in java. There is a similar question based on python. What am trying to do is that I want a new camera sourc
I'm struggling with this problem for hours now but I can't find a way out, the problem is that: I wrote a program that generate a pdf file using itext version
I have copied an ArrayList as I want to keep original values of my source Arraylist. If I change first item of my source ArrayList, it automatically changes fir
Tomcat 8.5, which will be the default in Spring Boot 1.4, supports HTTP/2. How can HTTP/2 be enabled in a Spring Boot application?
Hey guys I have to write a program for class that asks me to produce a bar graph based on how many cars a salesperson sold for the month. An example is this: P
I am working on a feature file in Selenium and I am having issues trying to read the status button. If the status symbol is set to "Invited," it is supposed to
I have a Path to zip file on virtual filesystem (jimfs) and I need to open this zip file using ZipFile. But there is no constructor in ZipFile to get Path as
I'm a newbie in opendaylight developing using the java api. I'm trying to add a simple flow but I can't do it, maybe I can't understand well the documentation.
I wanted to enable some auditing features, such as @CreatedDate. I am not using Spring xml configuration file, so I cannot add mongo:auditing to Spring configur
I am new to JPA 2.1 and started using only recently Named Entity Graphs. For my project I am mapping the following relation in JPA 2.1: Order -> OrderDetail
I have Firebase App with Realtime Database, I have db.json as { "brs" : { "route": [ { "routeDestination": "DDDD1", "routeOrigin":
I want to call a local Stateless-EJB from on ejb project from another singleton-EJB in another ejb-project. Both EJB-Projects are in the same ear file. The Appl
Is it possible to start an Activty using an Intent in a general java class which extends Activity? import android.os.Bundle; import android.view.View; impor
When certain non key fields of a entity are generated in the database (for instance, by triggers) a call to persist will not bring back values that the database
There are 3 ways to define the serialVersionUID : 1. private static final long serialVersionUID = 1L; (Default) 2. private static final long serialVersionUID =