NodeJS (Javascript)

REPL Terminal, Environment Setup, Event Loop, Callback Concept, Async Hooks, DNS, Domain, Debugger, String Decoder, Restful API, Scalling Application, File System, Package Manager(NPM), Buffers, Streams, Events, Modules, Query String

Javascript

Syntax, Variables, Arrays, Date, Loop, Declarations, Forms, Objects, Functions, HTML DOM, Ajax, JSON

Express JS

Routing, Middleware, Template Engines, Error Handling, Debugging, Database Interation, Template Engines, Security Updates, Security best Practices, Production best Practices

MongoDB

Installation, Configuration, Queries, Aggregation, Advance Indexing, Text Search, Regex Search, Data Modeling, Create Database, Create Collection, Insert, Find, Query, Drop Collection, Update, Join

mySQL

Installation, Server, Create Database, Select From, Where, Update, Drop Table, Join

Redis

Pipelining, Redis Pub/Sub, Redis Lua scripting, Debugging Lua scripts, Memory optimization, Expires, Redis as an LRU cache, Client side caching, Mass insertion of data, Partitioning, Distributed locks, Creating secondary indexes with Redis

OAuth (Login with Facebook, Google, Github and more)

OAuth is an open-standard authorization protocol or framework that describes how unrelated servers and services can safely allow authenticated access to their assets without actually sharing the initial, related, single logon credential. In authentication parlance, this is known as secure, third-party, user-agent, delegated authorization.

XML parsing

USing XML Parser we can manipulate and rewrite XML data. There are two type of XML Parser:
Tree Based Parser
Event Based Parser
XML is a tree based Parse. XML is provide us an easy way of getting an element's name, attributes and textual content. SimpleXML takes a fewer lines of code to read text data from an element.

AWS, Google Cloud SDK Integrations

On Page SEO

Deployment of Apps on Server