Reader-writer locks are one of the most intriguing topics in Golang. Golang web app development requires extensive use of goroutines and channels, which support concurrency. And this is where locks, or as we will learn reader-writer locks come in handy.  What is the Concept of Locks in Golang? The notion of locks is not only restricted to Golang, but it can be applied in a plethora of  ing languages. Locks, which prevent access to sensitive data, may cause additional overheads in complex applications. Then it has to be optimized by developers. Reader-writer locks are one of the most popular techniques to optimize it. Developers who are new to the concept of locks use Golang to comprehend the idea. This is because Golang has a great reader-writer lock implementation and concurrency support.  What is the Requirement of Reader-Writer Locks? As long as no one modifies the shared data while it is being read, several threads can access it concurrently. You should know that reader-writer lo

Photo by The Average Tech Guy on Unsplash Kotlin is now the official programming language for Android app development. Since it replaced Java as a better alternative, developers building Android mobile apps now mostly prefer using it. This is not enough said since many app developers still are in doubt about embracing Kotlin instead of Java.  Understanding Kotlin & its key capabilities  Kotlin is a general-purpose programming language with the typical ability to compile code with the Java Virtual Machine (JVM) code. Developed by JetBrains and launched by Google as the official language for Android in 2016, Kotlin offers the safest, most concise, and error-free way to write code for Android apps. No wonder, for any Android app development company, Kotlin remains the primary skill set to keep going and delivering work for their clients.  Some of the key features and attributes that made Kotlin famous include the following.  Interoperability with Java Android Studio IDE support E

Graphic design plays an essential part in today's marketing landscape and can provide an advantage for businesses. If you believe that graphic design is about images or drawings, then you're not right. Instead, it's about visuals proficient in solving problems using images. The vast majority of digital experts widely accept it as being one of the most important aspects of digital marketing because it helps marketers increase brand recognition and affect the decision-making process for their clients. In general, it is a representation of typography, symbols, colours, images, and symbols that contribute to the overall aesthetics of the communicated message. It is based on certain rules, trends, and concepts derived from a target audience's psychology studies. Get your work done by professional graphic design services 2022 .  Improve User Experience By in-Corporating Graphics In everything from brand identity to marketing via digital, any business can use graphic designs t

  What's New  in Selenium-Automated Visual Testing   Selenium has been one of the most popular tools for automating cross-browser testing of web applications. Earlier this year, Simon Stewart (the creator of WebDriver and a pivotal contributor to Selenium projects) formally announced Selenium 4. Due to its redesigned features and functionalities, Selenium 4 has gained enormous traction since then. This is one of the critical improvements in Selenium 4 and a new, shiny UI design for a better user experience. In this article, we are going to see what is trending and new testing has come in selenium-automated visual testing.   Table of contents: What is Selenium-automated? Who has developed Selenium? What is Visual testing? How to perform Visual Testing using Selenium? What is new in Selenium-automated? Conclusion What is Selenium-automated:    This tool can be integrated with tools such as TestNG and JUnit for managing test cases and producing reports. It consists of a suite of free