Asynchronous Easy pipeline in Android,Lets suppose the following logic in an Android Application Call an API_A Save the result in the local DB Notify the user Interface send statis...

Add Text Watermark and Image Watermark to PDF in Java,A watermark is text or an image that appears either in front of or behind existing document content. For example, you could ap...

Java-arraylist-object-looping-through-multiple-values-and-keys,I'm new to Java and I'm making Following json by using a single arraylist with for loop and if statement.But I'm stuc...

Effective Java Tuesday! Override `clone` judiciously, Effective Java Review (90 Part Series) 1 Effective Java Tuesday! Let's Consider Static Factory Methods 2 Effective Java Tuesda...

Java Credit Card Validation Luhn Algorithm,Any credit card number should pass following test: From the rightmost digit, we should double every second digit. If the double is greate...

Java Luhn algorithm Card Number Generator, import java.util.List; import java.util.Stack; import java.util.Vector; public class RandomCardNumberGenerator { public static final Stri...

Custom Auto-Configuration in SpringBoot,The blog is originally published on my blog jsblogs.github.io Introduction Technologies used Project Structure Create config classes Introdu...

Resources on 14 years of Java Changes?,All, I'm looking for some very high-level resources as to how Java has changed since 2006, the last time I worked with the language. I'm spec...

App + Web = Vaadin,The “App vs. Web” question is in the mind and mouth of many developers. With tech giants such as Microsoft investing big on Progressive Web Applications (PWAs ...

gRPC vs REST Is gRPC better than REST? Where to use it?, The complete gRPC course (16 Part Series) 1 The complete gRPC course [Protobuf + Go + Java] 2 Introduction to gRPC: why, wh...

Inference with Tensorflow in Java, We talk about the struggles I had with running inferences in Java using a Keras model in tensorflow. 原文链接：Inference with Tensorflow in Java

Convert CSV File to Coldfusion Query Object using ColdFusion & opencsv (Java),I encountered some problems with ColdFusion 8/9/10 reading a CSV file that was created using Excel. Th...