I have a problem, I’m trying to use two Oracle databases in spring boot using DataSource, The DataSource wiht the @Primay annotation works fine but the oher one only gives me: I don’t have idea what I should do now. Any help will be welcomed. Thanks! application.properties pom.xml DatabaseConfigur…
Tag: java
Stale element just after Find
I’m using ChromeDriver in Groovy, for clarification. I know that you usually can get a Stale Element Exception if you save an element, the page changes and then you try to access it. But my problem is that I sometimes at random get that error when i literraly just obtained it. My code looks something li…
How to read file from a specific location and cache it just to avoid multiple calls
I have a simple requirement where I have to read a file from a specific location and upload it to a sharedPoint (a different location). Now this reading file process can be multiple times so to avoid multiple calls, I want to store the file into a cache and read it from there. Now I am not bothered on the
Place icon into top right of tabpane javaFX
I am using JavaFX 8 and have a tab pane as this: I was wondering if there was any way to place an icon into the top right of the tab pane such as in this My goal is to have a colored indicator in the top right of the tab pane that I can toggle between green and red
Deeplearning4j – how to iterate multiple DataSets for large data?
I’m studying Deeplearning4j (ver. 1.0.0-M1.1) for building neural networks. I use IrisClassifier from Deeplearning4j as an example, it works fine: For my project, I have inputs ~30000 records (in iris example – 150). Each record is a vector size ~7000 (in iris example – 4). Obviously, I can&…
Java Spring Boot – how to seed a database like in PHP Laravel
I’m trying to learn Java Spring Boot. I’m coming from PHP Laravel and the one thing I miss about the framework is how easy it is to make database seeders and factories etc. I’m trying to figure out a way where I can seed my h2 db so that every time the application does a hot reload it will c…
Login doesn’t work in custom login page for Spring Security
I am having an issue where the custom login page doesn’t appear to be working properly. It sends me to the login?error url, rather than the index page. When using the default Spring Security page, it works exactly as intended. I have placed the code below for the html page and the code dealing with the …
Facing ambiguity in spring constructors, second constructor is getting called
I’m facing an issue which is producing an output which is not exactly per the norm. I have read that in case of constructor ambiguity the first constructor gets called. But I’m facing a completely different issue. My class – XML file – Main code – Output- My only concern here is …
How to set default values in application.properties file?
I have a Springboot project that is deployed in Heroku and connects to MongoDB. The MongoDB URI is set in Heroku as an environment variable, and I access it in my application.properties file like this: This works fine when deploying the app in Heroku, but sometimes I want to run the app locally, and if I do t…
Vaadin object is not an instance of declaring class
I’m trying to call a method in class named (DataActions) to the dashboard view so the grid can be able to receive the objects given after the method execution, but still no luck solving this error (java.lang.IllegalArgumentException: object is not an instance of declaring class). -Class (DataSession) is…