I have a jframe i want to display while my main frame is running. i want to pause my main code, until the user does the necessary actions on the other frame. I’ve read a lot of solutions but i need to see it done for my code to understand and grasp it fully. i do not want to use
Attribute ServerContainer not found in ServletContext
In my Spring boot application i use also websockets. Everything works fine, as expected in production. Now i started to create UnitTests with Spring-Boot-Test. Every time i start a @SpringBootTest , i get following exception (shortened): Long Version Spring Websocket Config Class POM.XML Spring Application Cl…
How to access Karate config parameters in JUnit tests?
Is there a way to access the config parameters from karate-config.js within JUnit tests? Example: karate-config.js MyTest.java Answer But why !? There are multiple ways, but first – maybe you are over-engineering things and note that it is possible to read a *.properties file in Karate: properties.featu…
javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure java 1.7_45
I have an https web page that I need to access and get some file, I am using Java 1.7_45 and apache httpclient 4.5.1 when I execute the client request I get the error(If I change to Java 8 it works, but I cannot change it to Java 8): I tried everything that I found on the internet as add
What’s the impact of large number of file descriptors on Java applications
We have a web application deployed on Tomcat, which can have over 300k file descriptors, while our limit for single process is 250k. The strange thing is: when the server is running, the number goes up (400k) and down (100k). Sometimes, we cannot ssh into the OS when the number is high. However, we didn’…
Unable to scroll to top in android WebView
Am working on my first project in android, Since am creating a browser i added progress bar and swipe to refresh option. when i scrolled to page bottom then i tied to scroll to the top of the page but swipe refresh option is triggered, when i tried to scroll to top. Problem: unable to scroll to top of the
Spring Boot graceful shutdown
I am developing a Spring Boot application backed by embedded Tomcat and I need to develop a graceful shutdown with the following steps: stop processing new HTTP requests (stop web container) process all already accepted requests shutdown Spring ApplicationContext *do the steps above sequentially (one by one) …
How to extract all the URLs from the text in android
I want to get all the URLs from the given text using Patterns.WEB_URL.matcher(qrText); What I want to do: I am scanning a QR code, open the link in webView if the link contains link which contians the word “veridoc” showing in textView if the text scanned is not link or another link that does not …
Route order in Spring Cloud Gateway
We are implementing routes programmatically using a implementation of RouteDefinitionLocator. We have two services which should register at the same route path, where one of them is meant as a fallback if the other one does not exist. The preferred route with the specific path is: And the more general one, wh…
Display images dynamically using jquery and thymeleaf
I am trying to display image dynamically by using jquery append function with thymeleaf as view engine in spring boot Here is the way that I tried to append the image to div (‘.show-image’): However, it only shows the empty images (no 404 error) I tried with other random online image and works: Wh…