Spring MVC - How to handle errors from a controller?

In a web application, it is very important to handle errors. Proper error handling would protect the application from several vulnerabilities, including Security Misconfiguration . In this post, you will see how you can handle exceptions that arise out of a Spring MVC based application. Read More

Java - How to find the IP Address of a host in Java ?

In Java, if you are looking to resolve an IP Address from the given hostname, then you can leverage the capabilities provided by InetAddress . It belongs to the "java.net" package and provides various utilities related to resolving addresses and IPs. Read More

Spring - Initializing a Spring Bean

In Spring, it's often necessary to run custom code during a bean's initialization—for example, to validate mandatory properties or establish initial connections. Spring offers several mechanisms to initialize beans after they’ve been injected with their properties. Read More

Groovy - Setting Up Sublime Text to Run Groovy Scripts

Groovy is a powerful scripting language that builds on Java, making it easier to write concise and expressive scripts. Sublime Text, a highly customizable text editor, can be configured to execute Groovy scripts, streamlining your workflow. This guide will walk you through the steps to set up Sublime Text to run Groovy scripts on your system. Read More

Groovy - How to Read Files in Groovy?

This article shows various ways of reading a text file in groovy. Read More

JS - How to Create Web Notifications

Web Notifications provide ways for websites to display notifications to users e.g. alerting the user about a business event or success/failure of an asynchronous operation. Read More

Spring - Lookup Method or Method Injection

Most common injection mechanisms used in Spring are Constructor and Property injections. In both the mechanisms, the injection happens only once during the initialization of the Bean. They also require a concrete method defined, e.g., a constructor method for constructor injections and a setter method for property injection. Read More