The title "The Power of Habit" refers to two books of the same name. They are separately The Power of Habit: Harnessing the Power to Establish Routines that Guarantee Success in Business and in Life, written by Jack Hodge and published in 2003; and The Power of Habit: Why We Do What We Do in Life and Business, written by Charles Duhigg and published in 2012. AppNee provides you with their scanned, converted and true PDF files

SQL Pocket Guide is a valuable reference book for developers, administrators, and analysts who work with databases in their daily tasks. This compact and convenient guide provides a quick reference to the most commonly used SQL syntax and techniques, allowing users to quickly find the information they need to perform a variety of database tasks.

For a concise and handy guide to C# programming, consider the C# Pocket Reference. This compact book provides a quick and easy way to look up syntax, keywords, and other essential information related to C# development. Whether you are a beginner learning the basics or an experienced programmer needing a quick reference, this pocket-sized book is a valuable resource to have on hand.

SQL is a database language used to build and maintain database objects, and is at the heart of many enterprise applications. If you're involved in software development, you're likely to use some level of SQL. When working with SQL, you need a good syntax reference. Although SQL is a standardized language, the implementation of SQL is not standardized, and there are many differences in software from one vendor to another.

Nowadays, the Internet has become an indispensable part of our lives, technological change has become a dizzying competition, and mobile phones, tablets, computers and even TVs can easily access the Internet. However, the way users access web pages, interact and make choices has not fundamentally changed. That is, users obtain valuable information through the website and find what they need. If the user feels that this process is effortless and does not require thinking, then the website design is considered successful.