Java Tutorials and Best Practices
This tutorial shows the most commonly used keyboard shortcuts while developing a Java application using Eclipse IDE. Top 15 Eclipse shortcuts 1- CTRL-SHIFT-R: used to look for a specific resource in the work space, the resource could be (java class, XML, HTML, JS, .properties …etc). It’s allowed to use * in the search box if you’re not sure about the...
Browsers automatically prompt users to save their password after login. In fact, this functionality provides a big advantage for allowing the user to login afterwards without reentering his credentials again. However, it also has its disadvantages and some people considers it as a security leak since anyone can view your saved passwords using the browser settings. In this tutorial, we...
In this article we introduce a common strategy for handling exceptions in an OOP application, our strategy conforms to the best exception handling techniques and can be integrated in any application. 1. Overview The following diagram provides an overview of our strategy, it shows the flow of the exception starting from the detection phase until reaching the handling phase. The...
Exception is an event which occurs during the execution of a program and disrupts its normal flow, it is mainly arrised from different kind of situations such as wrong user interaction, hardware failure, network failure, database failures or even business failures. 1. Checked vs Unchecked Exceptions are of 2 types: checked and unchecked. Checked exceptions are predictable during the development...
Software design has always been the most important phase in the development cycle, the more time you put on designing a resilient and flexible architecture, the more saving you will get in the future when changes arise. Requirements always change, software will become legacy if no features are added or maintained on regular basis, and the cost of these changes are determined based on...
In this article we introduce the most common way for structuring a maintainable web service, our example can be used as a template for creating any web service using object oriented language. The important factor when structuring an application is to divide it into several modules/components and to define how these components interact between each other. The following example is about a java...
In this article, we talk about the standards and the best practices which make your code looks clean, elegant and most importantly understandable by humans. Most companies tend to apply strictly the coding conventions concept in their development process because normally the software is developed and maintained by several programmers, so it should be readable and understandable enough in order to make the...