Learn how to read public and private keys from PEM files.
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With a network of webservices in our cloud applications, having a sophisticated fallback and retry mechanism can increase stability. We explore Netflix Ribbon.
Circuit Breakers allow errors to be handled gracefully. Spring Cloud now supports multiple circuit breaker libraries with the same interface.
Java has a few libraries we can call on to generate barcodes or QR codes. Here we see how to use them and integrate them into a web application.
There is plenty to catch us out when we write multi-threaded or concurrent code within Java. Here we explore some common problems and their solutions.
MapStruct allows us to copy between Java beans. There are a few ways we can configure it to handle missing fields.
JAXB has basic support for reading data formats built in. Let’s extend this functionality to support unconventional formats and the Java 8 Date/Time types.
Learn several ways to print triangles in Java using for loops.
Learn how to parse a stream of characters with StreamTokenizer.
Explore different ways of reversing a String in Java.