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wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Online reference and resources - web development, software programming, electrical formulas.

Calculators online for finance, math, algebra, trigonometry, fractions, physics and time. Use an online calculator, search or suggest a new calculator that we can build for free online use. Conversions and calculators to use online for free. Formerl...

MicroFinance Transparency gathers data about microfinance interest rates, calculates APR and EIRs, and publishes educational material about microfinance pricing.

Programming book reviews, programming tutorials,programming news, C#, Ruby, Python,C, C++, PHP, Visual Basic, Computer book reviews, computer history, programming history, joomla, theory, spreadsheets and more.

More than 30 years I work as a computer programmer.

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Investopedia.com - Your Source For Investing Education. Includes the most comprehensive investing dictionary on the web as well as articles and tutorials on nearly any aspect of the market.

Online accounting lessons, tutorials, articles, questions and exercises with solutions. Great accounting study material for students and accounting refresher for accountants, managers and business owners.