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Fixing automatic sleep on OSX 10.10+

Automatic suspend to RAM (aka sleep or energy saving) has always been problematic on my wife’s iMac: Her iMac did not go to sleep mode on idle or woke up accidentally and did not fell asleep again....

Ubuntu Gnome 16.04 on a Macbook Air 2014

I’ve recently got this Macbook as a replacement for my Macbook Pro 2012. After falling in love with Ubuntu on a Macbook (great OS on great hardware!), I’ve decided to install Ubuntu Gnome 16.04 alo...

Regular expressions in ABAP

Regular expressions is a common technique to parse or validate strings in various programming languages. Regular expressions in ABAP are available for some statements like FIND and REPLACE: FIND ...