Cracking Kotlin Interview
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Cracking Kotlin Interview
A book that can help the readers get familiar with KotlinÕs most essential features and aspects Ê KEY FEATURES - Get familiar with the fundamentals of Kotlin languageÊ - Find answers to frequently asked jumbled questions in an interview - A guide that is duly supported by several examples and self-explanatory analogiesÊ DESCRIPTION This book covers all the possible interview and coding questions in Kotlin. This book is based on Kotlin programming language and its comparison to Java. Ê With a complete overview of OOPs, null safety, generics, and many other exciting features, this book is a perfect choice for fresher and experienced Java developers who want to learn more about this alternative JVM language. Ê WHAT WILL YOU LEARN - Get an overview of OOP, Java & Kotlin - Get to know more about Higher-Order Functions and Lambdas - Get familiar with the working of Operators - Explore more about Coroutines, one of the great features of KotlinÊ - Understand the work of the Extension function in KotlinÊ - Understand how to safeguard the code from data classes using Null Safety WHO THIS BOOK IS FOR This book is a must-have guide for Enterprise Architects, Project Managers, Programmers Analysts, Software Engineers, Students, and Interview Panellists. Table of Contents 1. Core Concepts 2. Advanced Concepts
Essential PostgreSQL
DESCRIPTION PostgreSQL, a robust and versatile relational database management system (RDBMS), is gaining immense popularity due to its reliability, scalability, and rich feature set. This book is your indispensable companion to mastering PostgreSQL, helping you become a great PostgreSQL developer and create amazing database-driven applications. This book provides a thorough introduction to PostgreSQL, covering the fundamentals of database creation and management to advanced topics like data modeling, query optimization, and performance tuning. Explore PostgreSQL’s powerful features, including multi-version concurrency control (MVCC), data types, constraints, and indexing. Learn how to install, configure, and apply PostgreSQL in real-world scenarios. You will also develop essential SQL skills to manipulate and analyze data, design efficient schemas with normalization, and use stored procedures and triggers to automate tasks effectively. By the end of this book, you will have a solid understanding of PostgreSQL's core concepts and best practices. You will be able to create complex database structures, write efficient SQL queries, optimize database performance, and implement robust data management strategies. KEY FEATURES ● A comprehensive overview of PostgreSQL, covering all essential topics from database fundamentals to advanced features. ● Relates concepts to real-world scenarios, helping you understand how to apply PostgreSQL in practical applications. ● Provides step-by-step instructions and guidance, making it easy to follow along and learn effectively. It also includes MCQs in each chapter to engage the readers. WHAT YOU WILL LEARN ● Database fundamentals like creation, structure, data types, and constraints. ● Data manipulation operations like insert, update, delete, retrieve, filter, and sort. ● Subqueries, joins and data formats for advanced data manipulation ● Optimize database performance using indexes and views. ● Examine closely advanced topics like transactions, procedures, functions, triggers, and administration. WHO THIS BOOK IS FOR This book is for anyone who wants to learn or improve their skills in using PostgreSQL. It is suitable for developers, data analysts, database administrators, and students who are interested in working with databases and building data-driven applications. TABLE OF CONTENTS SECTION 1: Let Us Sail With PostgreSQL 1. Get Started with PostgreSQL 2. Working With Database 3. Working With Schema and Table SECTION 2: DDL 4. Managing Table and Datatype 5. Understanding Constraints 6. Alter Table Structure SECTION 3: DQL 7. Displaying Data from Database Tables 8. PostgreSQL Clauses and Operators SECTION 4: DML 9. Adding Data to Tables 10. Updating and Deleting Rows 11. Fetching Data using Subquery and Joins 12. Increasing Performance Using Index and View SECTION 5: TCL, DCL 13. Transaction Control Language 14. Data Control Language Commands SECTION 6: PL/PgSQL 15. Anonymous Block and Postgres Procedure 16. Postgres Stored Functions and Triggers 17. Administrator’s Responsibilities Appendix A: Postgres Connectivity with Java Appendix B: String and Math Function Appendix C: Northwind Database Appendix D: Postgres Error Codes Appendix E: Test Yourself
Cracking the Coding Interview
Now in the 5th edition, Cracking the Coding Interview gives you the interview preparation you need to get the top software developer jobs. This book provides: 150 Programming Interview Questions and Solutions: From binary trees to binary search, this list of 150 questions includes the most common and most useful questions in data structures, algorithms, and knowledge based questions. 5 Algorithm Approaches: Stop being blind-sided by tough algorithm questions, and learn these five approaches to tackle the trickiest problems. Behind the Scenes of the interview processes at Google, Amazon, Microsoft, Facebook, Yahoo, and Apple: Learn what really goes on during your interview day and how decisions get made. Ten Mistakes Candidates Make -- And How to Avoid Them: Don't lose your dream job by making these common mistakes. Learn what many candidates do wrong, and how to avoid these issues. Steps to Prepare for Behavioral and Technical Questions: Stop meandering through an endless set of questions, while missing some of the most important preparation techniques. Follow these steps to more thoroughly prepare in less time.