Learning Tree International Blog

I, like many others, am constantly frustrated by the sensationalist use of terminology in data science. Twitter user @xaprb neatly summed up my own feelings when he tweeted When you’re fundraising, it’s AI [Artificial Intelligence]. When you’re hiring, it’s ML [Machine Learning]. When you’re implementing, it’s linear regression. When you’re debugging, it’s printf(). As someone […]

We have often discussed how technology and new frameworks have changed our service management practices and how we need to adopt and adapt them. Still as we know there is another key pillar: People. People are often the last step in any improvement plan. Trainings are the first to be cut when we are running […]

What is a Microsoft Office Add-In? Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them. Some add-ins are built in to Excel, such as Solver and the Analysis […]

I am a strong advocate of two-factor authentication, but when it goes wrong, you can lose access to critical systems. I have written about the benefits of two-factor authentication (2FA) here and I discuss it every time I teach Learning Tree’s System and Network Security Introduction. A recent account lockout hasn’t diminished my support for […]

“Big” was not always the adjective that would go with “Data” to describe its complexity and size. Towards the end of last decade, along with the popularity of Hadoop ecosystem, the term Big Data became mainstream. People started using it to classify data which was complex enough to require a cluster (like a Hadoop ecosystem) […]