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Changing Spring Model Parameters with Handler Interceptor Spring MVC 1. Introduction In this tutorial we are going to focus on the Spring MVC HandlerInterceptor. More specifically, we will change Spring MVC’s model parameters before and after handling a request. If you want to read about HandlerInterceptor’s basics, check out this… Continue Reading spring-model-parameters-with-handler-interceptor

Load Testing Baeldung with Gatling 1. Overview In the previous tutorial, we’ve seen how to use Gatling to load test a custom web application. In this article we’ll make use the Gatling stress tool to measure the performance of the staging environment of this website. 2. The Test Scenario Let’s… Continue Reading load-test-a-website-with-gatling

Spring Expression Language Guide 1. Overview The Spring Expression Language (SpEL) is a powerful expression language that supports querying and manipulating an object graph at runtime. It can be used with XML or annotation-based Spring configurations. There are several operators available in the language: Type Operators Arithmetic +, -, *,… Continue Reading spring-expression-language

Operator Overloading in Kotlin 1. Overview In this tutorial, we’re going to talk about the conventions that Kotlin provides to support operator overloading. 2. The operator Keyword In Java, operators are tied to specific Java types. For example, String and numeric types in Java can use the + operator for concatenation… Continue Reading kotlin-operator-overloading