What are the advantages of the Retrospective in Agile? In this post, we will learn the advantages of the Retrospective meetings in an Agile project. First, we will define Retrospective w.r.t Agile methodology and then talk about its advantages to the Scrum teams. Jira Confluence page. What is a Retrospective? A retrospective is a meeting, […]
Fix ORA-01017: invalid username/password Error Let’s fix ORA-01017: invalid username/password; logon denied error while connecting to Oracle database from JDBC program. Error trace Exception in thread “main” java.sql.SQLException: ORA-01017: invalid username/password; logon denied Fix Check user credentials The error is generic and there could multiple causes for the error. First things first, cross check […]
Fix ORA-12514 TNS: listener Service Error : In this post, we will resolve and fix the following Oracle JDBC Thin Driver error. ORA-12514
Difference Between Errors and Exceptions In programming, errors, and exceptions are common occurrences that can disrupt the normal flow of execution. While both errors and exceptions indicate that something went wrong, they differ in their causes and how they should be handled. Understanding the distinction between them is crucial for writing robust and reliable code. […]
How to draw Bull’s Eye Raptor Graphics Flowchart In this tutorial, let’s draw Bull’s Eye using Raptor Graphics Flowchart. We will use the RaptorGraph and a sequence of circle patterns to draw the Bull’s Eye. Flowchart In this graph, we will simulate drawing circles with alternating color with a diminishing radius to animate a […]
How to Download Selenium Webdriver? In this tutorial, we will download the Selenium Webdriver for the Java language. Having said that, Selenium Webdriver is typically not a tool to download and use it straight away. Webdriver is a set of APIs(Application Programming Interface) that can be used, integrated, and interact with the application. The title […]