Cybersume

  SQL for Beginners Master SQL with a practical, hands-on approach designed for complete beginners and aspiring professionals. Whether you're a student, programmer, business analyst, or someone looking to start a career in data, this book will teach you the essential SQL skills needed to work confidently with relational databases. Starting with the fundamentals and progressing to advanced querying techniques, you'll learn how to retrieve, filter, sort, update, and analyze data using real-world examples and practical exercises.   You can Download Book here for Advance skills Inside this book, you'll discover: SQL fundamentals explained in simple language Creating and managing databases and tables Selecting, filtering, sorting, and grouping data Working with aggregate functions Mastering INNER, LEFT, RIGHT, and FULL JOINs Writing nested queries and subqueries Using views, indexes, and constraints Modifying data with INSERT, UPDATE, and DELETE Database normalization and best p...

  JavaScript Essentials Build a strong foundation in one of the world's most popular programming languages with JavaScript Essentials . Whether you're a complete beginner or an aspiring web developer looking to sharpen your skills, this practical guide will help you master modern JavaScript through clear explanations, hands-on examples, and real-world projects. Starting with the fundamentals, you'll learn how JavaScript works, how to write clean and efficient code, and how to create interactive web applications using modern JavaScript features.   You can Download Book here for Advance  Inside this book, you'll learn: JavaScript syntax and core programming concepts Variables, data types, operators, and expressions Conditional statements and loops Functions, scope, and closures Arrays, objects, and object-oriented programming ES6+ features including arrow functions, template literals, destructuring, and modules DOM manipulation and event handling Asynchronous programming ...