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Statistics, Number Crunching, and Data Sciences are the skill to possess especially with the advent of Deep Learning and Neural Networks. Working with massive data sets of numbers and deriving meaningful inferences could be daunting for beginners. But you can have fun with numbers if you refer the popular courses from the best trainers.


Physics is the most fundamental of sciences learning it could be both a fun and a challenge. Fun since you get to know the workings of the world around you. Challenge because many a concept in Physics are challenging and can strain your cognitive tissues. Though an online course from a great tutor can easily mitigate this challenge.


Following is curated listed of highly rated and enrolled courses in Udacity. The courses are available for FREE.

Courses are arranged based on following Skill Level.


What is a Full Stack developer?

A full-stack web developer is a technology expert who can work on both in the front end as well the back-end of any application. The person should be familiar with each layer of a 3-tier model. The 3-tier consists of


Why Selenium and NeoLoad?

Selenium is a favorite tool for implementing functional tests using real browsers for testing. It is so widely used that it has become practically a "must have" requirement for functional testing. Load testing for applications simulates user loads on applications and allows you to analyze both the user response times and your infrastructure's statistics (database, Web server, network components, etc.) to understand any performance bottlenecks better.


Capturing your computer screen is a handy trick in all sorts of situations, ranging from creating tutorials to capturing web moments for posterity. There are a plethora of tools that help you capture your desktop.

Following is a curated list of top 30 handpicked Screen Capturing software with popular features and latest download links


What is Apache Solr?

Apache Solr is an Open-source REST-API based search server. Solr is highly scalable, ready to deploy, search engine that can handle large volumes of text-centric data. It is essentially an HTTP wrapper around the full-text search engine called Apache Lucene.

An inverted index is a list of words where each word-entry links to the documents it is stored in. That way getting all documents for the search query "guru99" with simple 'get' operation.