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Scheme is a very simple language with a very simple syntax based on s-expressions. Its simplicity has been fundamental in making it a popular introductory language. It follows a minimalist design philosophy specifying a small standard core with powerful tools for language extension. This philosophy helps make Scheme a programming language that can be learned over a weekend. Nevertheless, Scheme is a very versatile language and has been used to write a diverse range of applications such as financial analysis tools, compilers, virtual reality systems, as well as more mundane software.

Scala is a modern, object-functional, multi-paradigm, Java-based programming and scripting language that is released under the BSD license. It blends the functional and object-oriented programming models.

The use of paper has been displaced from some activities. For example, the vast majority of journeys on the London Underground are made using the Oyster card without a paper ticket being issued. We have witnessed talk of a paperless office for more than 40 years. However, the office environment has shown a resistance to remove the mountain of paper generated. Things have changed in the past few years, with a marked shift in the paperless office concept.

The software featured in this article includes high quality standalone tools which help users to recover data in a range of circumstances. There are dedicated Linux distributions which provide lots of useful system administration software including data recovery tools.

Organisations of all sizes therefore have an increased need to handle large amounts of data, and relational databases are stretched to their limits in terms of scalability. Where Big Data is concerned, we need a platform that is scalable and optimized for storing, managing, and querying unstructured data.

Oceans of digital data are being created from the interaction between individuals, businesses, and government agencies. There are enormous benefits open to organisations providing they effectively identify, access, filter, analyze and select parts of this data.

The cost of spam is frightening, estimated to be approximately $130 billion each year. The tide of the daily spam is a continual thorn in the side for both providers and users. Spam is a waste of valuable network bandwidth, disk space and takes up users' valuable time to declutter their mailboxes.

There is a heightened interest in Big Data and Big Data analysis and the implications they have for businesses. Big Data analysis is the process of examining huge quantities of data to find patterns, correlations, and other useful information that can help firms become more responsive to change, and to make better informed decisions.

Big Data is an all-inclusive term that refers to data sets so large and complex that they need to be processed by specially designed hardware and software tools. The data sets are typically of the order of tera or exabytes in size. These data sets are created from a diverse range of sources: sensors that gather climate information, publicly available information such as magazines, newspapers, articles. Other examples where big data is generated include purchase transaction records, web logs, medical records, military surveillance, video and image archives, and large-scale e-commerce.

The buying and selling of products or services over electronic systems such as the Internet and other computer networks is known as eCommerce. This type of trading offers many advantages over 'traditional shopping' for both the buyer and the seller.

Keeping a diary of your daily life is an activity that is held dear by many people. It represents a good way of storing personal or business information on a day-to-day-basis. Keep track of notes and thoughts through the day, organize and secure memories, ideas, business transactions, emails, accounts, future plans, contact lists, and even secret information.

The focus of this article is to select the finest CoffeeScript books which help programmers become proficient coding in this language. The books that we have selected help developers to take full advantage of the power of CoffeeScript. All of the books are available to download for free.

The focus of this article is to select the finest JavaScript books which help programmers master all aspects of this language. The books featured here help programmers of all levels take full advantage of the power of JavaScript. All of the books are available to download for free.

The focus of this article is to select the finest Haskell books which help programmers master this language, and develop an in-depth understanding of the benefits that this programming language offers. All of the books are available to download for free.

HyperText Markup Language (HTML) is a markup language used to create web pages and other information that is intended for display in a web browser. Each markup code is known as an element or a tag. The web developer uses these elements to format different parts of the document. The elements tell the web browser how to display the information (both text and images) to the user.

C# (pronounced C Sharp) is a modern, general-purpose, type-safe, object-oriented, multi-paradigm programming language implementing and expanding on the best features and functions found in other languages.

Structured Query Language (SQL) is a specialized programming language originally developed by IBM in the early 1970s. The language is designed specifically for accessing and manipulating data held in a relational database management system (RDBMS).

The focus of this article is to select some of the finest Java books which help programmers master all aspects of this language. The books featured here help programmers of all levels take advantage of the rich tapestry of Java. All of the books are available to download for free.

R provides a wide variety of statistical and graphical techniques, including linear and nonlinear modeling, classical statistical tests, time-series analysis, classification, clustering, and others.

The C++ Programming Language by Bjarne Stroustrup, the creator of C++, is widely regarded as the most trusted, definitive reference, and de facto standard book for C++. The book is worthy of the highest praise as it provides the most authoritative coverage of the C++ language. Whilst none of the books featured in this article could never replace that masterpiece, there is a good selection of books that teach C++ that are available to download without charge.