Querydsl via JPA and Gradle

1. Owerview

Querydsl provides a typesafe querying on top of JPA. It is promotes as an alternative to both JPQL and Creteria Queries. Querydsl is distributed under Apach Licence 2.0 and has own community with current activity. StackOwerflow search engine gives 2,383 results on "querydsl" search. To compare "jpql" returns 6,774 and "criteria api" 5,731 results. Latest release for current time is 4.1.6 (30 June 2016). Querydsl has breaking changes not only in version 4.x, but from 3.6 to 3.7 too. Code examples in this article for version 3.6.9 if other not specified.

DHC by Restlet’s - rest client

 It is very usefull tool for developing singlepage web application. Main advantage as for me is possibility to pick up existing cookies from browser. Request saving and history are usefull too. You can easy find it in Google by name).

Simple command-line http server

http-server is a simple http server. It is usefull for testing, local development, and learning. Homepage https://www.npmjs.com/package/http-server

Installation:
1) Install nodejs if not exists https://nodejs.org
2) Installation via npm: npm install http-server -g

Usage:
http-server [path] [options]

[path] defaults to ./public if the folder exists, and ./ otherwise. Visit http://localhost:8080