This book explains what it covers very well, but in a field that's moving as fast as big data and machine learning, its sound but rather traditional approach may soon look a little dated.
Despite optimistic 2011 predictions of a fully converged cross-platform OS running Mir and UnityNext (8) by 2014, Ubuntu 14.10 is set to retain X Windows and Unity 7. Based on this beta, it seems there will be no big changes in 14.10, although upgrading is always worthwhile.
If you need a Windows 8.1 computer that's flexible enough to be a tablet, a laptop (if you add the optional keyboard) and even (if you add the optional docking station) a desktop PC, then the Surface Pro 3 manages the trade-offs as well as anything on the market.
Over the last couple years we have seen Nokia update and release their Lumia Windows Phones so it is refreshing to see HTC jump back in and provide a high end Windows Phone, especially one as good as the M8.
It can be annoying fighting bulky backpacks for space on crowded buses and trains, but Ogio has a backpack that makes the experience better while also providing pockets for all your gear.
As virtualisation technology spreads through the datacentre, the race is on to develop ways of sharing out data to virtual servers and desktops in large numbers.
While I like the elegance of the Pebble Steel, I am satisfied enough with my Kickstarter Pebble. Truffol has an inexpensive strap solution that takes my Pebble almost to the level of the Pebble Steel.
Microsoft has updated the low-end 630 with LTE connectivity and a larger price tag to match.
I enjoy running with music, but I do not enjoy messing around with earbuds on my run. BlueAnt's newest wireless headphones meet my requirements while looking and feeling great.
The Precision M2800 is an impressive mobile workstation. We have just a couple of niggles: the touchpad is too small, and we'd prefer the top-of-the-range model's 128GB SSD to be bigger.
Lenovo has entered the Chromebook consumer space with a touchscreen model.
If you're seeking a well-specified mobile workstation with plenty of configuration options, Fujitsu's Celsius H730 is a worthy contender. It's not cheap, but the PalmSecure palm-vein authentication looks like a valuable addition.
Dell's latest top-end all-in-one desktop offers an excellent range of security options and can be configured to handle a variety of business workloads.
If you're envious of the affordability of Chrome OS laptops, but need to run Windows applications, Lenovo's 15.6-inch B50-30 has much to recommend it.
A new book by Robert X Cringely raises an intriguing question about IBM today: are we witnessing the end of the American IT icon?