Article
Server logs are an important part of development that record the activities or events that the system is performing at any given point in time. Spring Boot makes use of Apache Commons' Logging for its system logs by default. Additionally, by default you can use any of the logging frameworks...
Rayven Yor Esplanada
A Stream is a sequence of objects that supports many different methods that can be combined to produce the desired result. They can be created from numerous data sources, which are most often collections but can also be I/O channels, Arrays, primitive data types etc. It's important to emphasize...
Mila Lukic
Currency is a very important part of our modern world. So, it's equally important for us to be able to properly express it in Java. In this tutorial, we'll go over how to format numbers as currency Strings in Java. Format Number as Currency String Here's how you can easily...
Guest Contributor
In this article, we'll take a look at how to check if a String starts with another String in Java. This is is a fairly common task in programming, and is very similar to checking if a string contains a substring. For example, this can come in useful if we...
Branko Ilic
One of the biggest challenges the developers are facing is being Agile or, in other words, being able to deliver stable releases of the products on time. With every Sprint, we need to deliver new features, bug-free features. And why bother with building, testing, and deploying manually when we could...
Alex Chirea
Strings are a handy way of getting information across and getting input from a user. In this article, we will go through a couple of ways check if a String is Numeric in Java - that is to say, if a String represents a numeric value. Check if String is...
Anđela Niketić
The Apache Commons library provides many new interfaces, implementations and classes that expand on the core Java Framework. It's one of the top third-party libraries and is present in many projects. In this article, we've compiled a Guide to Apache Commons' StringUtils class, which provides some very good utilities and...
In Spring Boot, the controller class is responsible for processing incoming REST API requests, preparing a model, and returning the view to be rendered as a response. The controller classes in Spring are annotated either by the @Controller or the @RestController annotation. These mark controller classes as a request handler...
Java's object-oriented code structure can make referencing variables in multiple places more difficult. It can also be difficult at times to decide which class a given variable should be a part of, especially if it's a widely used value like a database connector or mathematical constant. In many languages, when...
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