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Featured Articles


The Ultimate Guide to Pivot Tables for Beginners
Hannah Sharon
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Pivot tables are one of Excel's most powerful features. Used in the context of data processing a Pivot table can be used to summarize, sort, reorganize, group, count, total or average data stored in a database. For time-saving, efficient pivot tables that help create outstanding reports, here’s the ultimate guide to using pivot tables.



JavaScript Bit Manipulation
Ian Elliot
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Bit manipulation in JavaScript is complicated by the way it attempts to be type-free, but it can be done. In this extract from my forthcoming book, we take a look at how to work with bits in a browser.



A Programmer's Guide To Go With Visual Studio Code
Mike James
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Google's system programming language Go is becoming more mature and easier to use. Now is a good time to try it out with Visual Studio Code making it even easier. 



Alan Sugar - Amstrad and the CPC
Historian
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In the UK Alan Sugar's Amstrad was the first company to look at computing with an eye to producing something cheap and cheerful and in doing so revolutionised the computer marketplace.



Applying C - Kernel Mode, User Mode & Syscall
Harry Fairhead
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When writing C for Linux/POSIX operating systems the syscall is how your program communicates what it needs to happen. Find out how it works.  This extract is from my  book on C in an IoT context.