This book is a short introduction to Excel formulas and VBA macros. It contains all the information you need to write basic or advanced Excel formulas and macros

This book is an introduction to writing SQL queries to extract data from databases. It contains all the information you need to write basic or advanced SQL queries to extract data from databases in a wide variety of ways.

This book is an introduction to Computer Science and the craft of computer programming.Contains the basic material from a first-year Computer Science or programming course.

This book is a basic introduction to investing in shares.It is suitable for all persons who have an interest in the stockmaket but don't know where to start.The author is based in Melbourne, Australia however the book is suitable for all international markets.

This book is an introduction to personal money management and investment.The book is written as a dialogue between two characters.

This book is a guide to business. It is a large book that contains a lot of material. Issues addressed include accounting, law etc.

The book introduces readers to logical concepts such as propositions, syllogisms, and reasoning. Carroll uses a unique diagrammatic method involving a game board and counters to visually represent logical problems and solutions. Through a series of exercises and puzzles, he demonstrates how to analyze statements and test their validity. The book’s interactive nature allows readers to engage directly with the material, making abstract concepts more accessible and enjoyable.Carroll’s whimsic...

Do you want to become more fluent in English?Do you want to understand everyday language and not just 'textbook' English?I taught English for many years and saw that many students get stuck at the high beginner/intermediate stage. They learn the basics and then can't move forward. This problem used to really frustrate me because I had lots of excellent students who were just stuck and eventually they would give up.I thought for a long time about what was wrong and th...

The goal of the book is introduction into programming, mathematics, sciences for elementary school students. The material is written for student self-study (8-11 y.o.) who have basic skills of operating a computer. Children have to be able to use «a mouse», start using labels, etc., as well as count to 480, multiply and divide. More complex mathematical notions (negative numbers, decimal fractions, coordinate axis, degrees) will be explained on the pages of the book. Scratch is a ...

George Berkowski, serial entrepreneur and one of the minds behind the internationally successful taxi hailing app Hailo, is the expert on mobile apps. In this free digital ebook companion to How To Build a Billion Dollar App, he includes an outline of the entire book and the chapters from step 1 of the journey, 'Building and Founding a Team', 'Validating Your Product' and 'Raising Seed Funding'. Through his experience, research and insights, readers will receive the begin...

Big data has more disruptive potential than any information technology developed in the past 40 years. As author Jeffrey Needham points out in this revealing book, big data can provide unprecedented visibility into the operational efficiency of enterprises and agencies.Disruptive Possibilities provides an historically-informed overview through a wide range of topics, from the evolution of commodity supercomputing and the simplicity of big data technology, to the ways conve...

This book provides a broad overview on the different aspects of solar energy, with a focus on photovoltaics, which is the technology that allows light energy to be converted into electric energy.Renewable energy sources have become increasingly popular in recent years, and solar is one of the most adaptable and attractive types – from solar farms to support the National Grid to roof panels/tiles used for solar thermal heating systems, and small solar garden lights....