Learn how to connect to a MongoDB or PostgreSQL database using Node.js and Express, and perform CRUD (Create, Read, Update, Delete) operations to manage data, then integrate your Express application with the database to store and retrieve data. Discover practical takeaways on using Mongoose and pg libraries to interact with databases and creating RESTful APIs using Express.

Mastering Angular templates and data binding is crucial for building scalable web applications. This tutorial covers interpolation, property binding, event binding, and two-way data binding with examples, providing best practices for effective usage. Learn how to connect your template to your data model and handle user interactions with Angular.

Efficiently analyze large datasets in R using the `data.table` package and implement parallel processing with `foreach`, significantly speeding up data analysis tasks on big data.