Category Archives: web application

Introduction to GraphQL – A Query Language for APIs


GraphQL is an API standard that provides a more efficient, powerful and flexible alternative to REST. It was created by Facebook in 2012 and was open-sourced in 2015 and is now maintained by a large community of companies and individuals from … Continue reading

Posted in Scala, Tutorial, Web, web application, Web Services, Web Standard | Tagged , , , , | 3 Comments

Authentication using Actions in Play Framework


Actions plays an important role in Play Framework, the requests received by a Play application are handled by an Action. Action composition is an incredibly powerful way to enhance or restrict controller behaviour. In Play Framework controllers consist of methods that create Action objects … Continue reading

Posted in knoldus, Play Framework, sbt, Scala, Security, Web, web application | Leave a comment

Finatra-swagger: Making the api documentation awesome and easy


Apart from speed, high-performance, fault-tolerance and concurrency, one more most important feature for an api is a clean, precise, interactive and user friendly documentation. Documentation plays a very important role in a rest api. The interactive documentation makes api more easy and understandable. … Continue reading

Posted in Scala, Swagger, Web, web application, Web Services | Leave a comment

Understand closures in javascript


Let’s learn closures today, How closures are define how they got intialize and how they work A closure is a function within a function that has access to the environment that it was created, which gives the ability to access … Continue reading

Posted in AJAX, Functional Programming, JavaScript, jQuery, Scala, Web, web application | Tagged , | 1 Comment

When I took Angular 2 to build my Application


When I took Angular 2 to build my application, I still had my doubts to go with Angular 2 or some other framework. But after some research, I decided to go with Angular 2. It gives the ability to make … Continue reading

Posted in Angular Material, Angular Strap, AngularJS, AngularJs2.0, JavaScript, web application | Tagged , , | 8 Comments

A Simple Example using elm


In this blog, we will see how to build a simple application using elm. Elm is a functional language that compiles into javascript with following features:- 1)  Great Performance 2)  No run-time exception 3)  Javascript Interop 4)  Friendly error message … Continue reading

Posted in AJAX, Functional Programming, HTML, JavaScript, knoldus, Web, web application | Tagged , , , , , | Leave a comment

Introduction to Jenkins


What is Jenkins Jenkins is a powerful application that allows continuous integration and continuous delivery of projects, regardless of the platform you are working on. It is a free source that can handle any kind of build or continuous integration. … Continue reading

Posted in Java, Scala, Test, testing, web application | 5 Comments

Templating in NodeJs with simple signup example with MongoDB


In this blog we will see the comparison of different NodeJs templating engines as well as we will go through the basics of NodeJs then we will create a signup application in NodeJs with MongoDB as backend. If you are … Continue reading

Posted in HAML, HTML, Jade, JavaScript, MongoDB, Node.js, Web, web application, Web Designing | Tagged , , , , , , , , , , | 1 Comment

Display long dynamic text into adjacent columns like newspaper layout


Folks, If we have quite a long text, and we want to show it into three adjacent columns, One way to implement it via three <div>’s  or <p>’s in HTML and adding CSS properties. For example If we have a long text as following … Continue reading

Posted in CSS, HTML, JavaScript, Mobile Development, multiple column property, Scala, web application, Web Designing | Leave a comment

Upgrading to Selenium 3 with Gecko Driver


In this blog I will be discussing about the latest version of selenium i.e Selenium 3 . To use selenium 3 , we need Gecko driver to run the test cases in Mozilla browser. So,the first question that arises in … Continue reading

Posted in Java, JavaScript, sbt, Test, testing, tests, Web, web application | Tagged , , , , | Leave a comment