automation
Introduction On this page, we will learn control structures. Control structures are blocks of statements that are executed based on conditions. This is very useful when we make decisions. We can control the flow of the program using control structures and branch base on the conditions. If-else statement If-else statement is used for decision making. […]
Introduction Docker is a software container platform. Using Docker we can package software in a file system that contains software code, run-time environment, tools, & libraries that are required to install and run the software. Docker provides a unified framework for all types of applications/apps. Docker Architecture is shown below. What is a Container? A […]
Overview Protocol buffers a.k.a Protobufs are Google’s language-neutral, platform-neutral, extensible mechanism for serializing structured data. When you compare Protobuf with other serialization formats like XML and JSON, Protobufs are smaller, faster, and simpler. You can use Protobufs with many programming languages like Java,C#, C++, Python etc. You need to define your messages in .proto file […]
Introduction Servlet is a server Java class that runs in a web container and is used to create Web applications. It is mostly used to build dynamic web pages. Web applications built using servlets are scalable and robust. Each request to servlet runs in a separate thread. See below picture for communication between web browser […]
Overview Using the Singleton pattern, you should have only one object of a particular class throughout your code. The Singleton class design is to make sure that you can instantiate only one object of a particular class. You need to restrict the new operator by creating more objects than 1 for the Singleton class. Let’s […]
Overview Selenium WebDriver has extensive API support for performing different browser window functions. Actions such as resizing the window, locating the window, and switching windows, etc. The maximize() method lets you maximize the current browser window size. The following is the syntax of this function: driver.manage().window().maximize(); The switchTo.window() method transfers control from one browser window […]
