Knoldus Blogs

Jmeter-Extract data using Postprocessor Part-I

July 6, 2020July 6, 2020LoadTesting, Quality Assurance (QA), Scala, TestingExtractData, JMeter, JSON, Postprocessor

Reading Time: 3 minutes Jmeter is used to perform load testing. I have already discussed how it is easier and how can we use Jmeter in my earlier blogs. So let’s move some common problems of JMeter.Actually not a problem, but for many us it is difficult to extract data in Jmeter. Sometimes in Jmeter, we need to pass the data in the request externally. There are many options Continue Reading

Postman-Extract value from the JSON object array

July 6, 2020July 6, 2020API Testing, JavaScript, Quality Assurance (QA), Scala, TestingExtractData, JSON, JsonObject aaray, Postman

Reading Time: 3 minutes Most of us are using postman for automating the Rest API. In automating the requests, we need to pass the data in many requests in different forms. It will be in the datasheet/excel form, database and also sometimes need to extract data from JSON response of any request. Postman lets you write scripts that run before/after you receive a response from the server. The pre-request Continue Reading

Angular application with REST backend solution

March 14, 2019March 14, 2019Angular, Angular 6, Angular Material, AngularJS, AngularJs2.0#Angular #Backend API #rest backend #rest #json server, angular2+, frontend, JSON, json-server, mock, programming, server, technology, UI

Reading Time: 3 minutes We always need interaction between backend and frontend for creating a successful application, but it takes time to integrate backend with the frontend, while they both are working parallelly. So for those who need a fast development without waiting for the backend to create Rest backend with Mock data is a solution for this situation. We use JSON Server to make this possible and help Continue Reading

File Structure of Angular

February 13, 2019February 14, 2019Angular, Angular 6, Scalaangular, angular cli, file, JSON, structure, tsconfig, tslint

Reading Time: 3 minutes Are you new in Angular and don’t know much about its file structure? Don’t worry after going through this blog I ensure that you will have enough understanding about its file structure.

Getting started with ReactJS, Play 2.4.x, Scala, Anorm and WebJars

July 19, 2015AJAX, Akka, Bootstrap, CSS, Future, JavaScript, jQuery, Play 2.4.X, Play Framework, React, Reactive Application, ReactJS, Scala, TutorialAjax, Anorm, application, Bootstrap, Clean code, Code Quality, Eclipse, functional programing, Javascript, jquery, JSON, play, Play framework, Public Cloud, React, ReactJs, sbt, scala, UI, Web, WebJars

Reading Time: 2 minutes playing-reactjs This blog describes a basic example to render UI using React(A JavaScript library for building user interfaces) with Play 2.4.x, Scala, Anorm and WebJars. It also demonstrates the use of evolution in Play 2.4.x This is a classic CRUD application, backed by a JDBC database. It demonstrates: Handling asynchronous results, Handling time-outs Achieving, Futures to use more idiomatic error handling. Accessing a JDBC database, Continue Reading

Mastering in Frontend : Getting Into Concepts – Part 1

July 13, 2015June 13, 2018ScalaAjax, angularJs, BackboneJs, BoneJs, Clean code, Code Samples, Comparison, Controller, Design Pattern, frontend, Introduction, jquery, JSON, KnockoutJs, Library, Model, MVC, MVVM, PaperJs, performance, Play framework, ReactJs, View, Wrapper

Reading Time: 5 minutes All about AnguarJs, ReactJs, BackboneJs, JQuery and other libraries, from the intro to the actual concept.

Playing JSONP : A basic example to integrate JSONP mechanism in Play Application with the help of play-jsonp-filter module

April 11, 2015August 6, 2018AJAX, Bootstrap, CSS, Future, JavaScript, Play Framework, TestingAjax, Bootstrap, Clean code, JSON, play, Play framework, scala, Testing

Reading Time: 3 minutes Playing JSONP Basic example to integrate JSONP mechanism in Play Application with the help of play-jsonp-filter module play-jsonp-filter This filter enables JSONP on your existing API: any resource that returns a JSON content will return a JavaScript fragment if there is an additional callback parameter in the query string. For example, if the resource /foo gives the following JSON result: {“foo”: “bar”}, the resource /foo?callback=f Continue Reading

Tutorial: AJAX calling in Play Framework 2.3.4

October 7, 2014October 7, 2014AJAX, JavaScript, jQuery, Play Framework, Scala, WebClean code, Javascript, jquery, JSON, Play framework, scala

Reading Time: 5 minutes In this tutorial we will discuss about the following topics of AJAX calling in Play Framework 2.3.4: Generating a Javascript router Embedded router Router resource Use of Javascript router jQuery Ajax Success/Error handler for each router Single Success/Error handler for all routers

Dribbling with Filter.js: client-side JS filtering of JSON objects

September 2, 2014September 2, 2014AJAX, Bootstrap, JavaScript, jQuery, Play Framework, Reactive Application, Scala, WebAjax, Big Data, Caching, Clean code, Code Quality, Javascript, JSON, Play framework, scala

Reading Time: < 1 minute Dribbling Filter.js Play framework with client-side JS filtering of JSON objects and rendering HTML snippets via jQuery. Big chunk to display? Interactive filtering? Most importantly it has to be really fast. Isn’t it like dribbling against Netherland! Big ground, lots of hooting and most importantly have to be fast and win UI programming is an exciting ground to play, That’s why i chose reactive platform Continue Reading

Liftweb JSON serialization and deserialization using Scala

May 18, 2012May 18, 2012Agile, Java, Scala, WebJSON, lift, scala

Reading Time: 2 minutes We are working on a Scala project using Play framework. We had written the Serializers and Deserialzers for parsing the JSON data that contains different data types like ObjectId , Scala Enumeration etc. We are using net.liftweb.json for writing and parsing the JSON data. We were having the JSON looks like as : [{“id”:1,”school”:”Cambridge”,”year”:{“name”:”FirstYear”},”major”:”Science”,”degree”:{“name”:”Bachelor’s”},”Date”:”01/05/2011″}] The year field here is an scala enumeration and the Date Continue Reading

Testing Jersey Based REST Services with Grizzly

March 7, 2011Architecture, JavaGrizzly, Jersey, JSON, REST, Spring

Reading Time: 2 minutes In my last post, we had seen how easy it was to create REST based services with Spring and Jersey. In this post we would quickly see how we can unit test them. Ok, this is not entirely a unit test in the strict sense because we are not testing the resource in isolation but it is a good strategy nevertheless because it helps us Continue Reading

Just REST, it’s Easy With Spring and Jersey

February 28, 2011JavaJersey, JSON, REST, Spring

Reading Time: 4 minutes In one of the products that we are working on, there is a need to expose the API as REST so that it can be consumed by the developer community and foster innovation. I did a few prototypes for the combination of dependency injection and REST with Restlet, Guice, Jersey and Spring and finally settled with Jersey and Spring primarily due to the easy configuration Continue Reading