Vishing: Another Way to go Phishing

If you thought there was only one kind of phishing attack, you’d be wrong. There are a handful of types and “vishing” is becoming increasingly common. To understand vishing, a definition of phishing itself is in order. Phishing is the fraudulent attempt to obtain sensitive information such as usernames, passwords, and credit card details (and […]
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Ten Steps to Creating Reliable Spreadsheets

Stop worrying about how sophisticated your spreadsheets are. What you (and your company) should worry about is how reliable your spreadsheet is. Here are ten things you can do to ensure your data is right and that you (and your company) aren’t depending on a unreliable spreadsheet. Embarrassingly enough, I run both my personal finances […]
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Cube Data and MDX Queries in R

Using Microsoft olapR to Bring Analysis Services OLAP Data Into R Online Anaytical Processing (OLAP) and the R statistical language are both children of the 1990s. However, for much of the intervening time they inhabited different worlds. OLAP, and its query language MDX, lived in the world of databases and queries while R was the […]
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Utilizing Push Notifications in a Progressive Web App (PWA)

A push notification is gentle nudge from your website to re-engage with a user by delivering a short message that pops up on the user’s device. The message can be triggered locally by the open application or can be “pushed” from the server to the user even when the app is not running. A service […]
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A 5-step Learning Process to Encourage Learner Discovery

The other day, a friend and I were discussing a school where children were encouraged to discover new things on their own. He’d shown me an article describing the children learning to build or assemble some structure. It reminded me of an instructional process I’d learned almost forty-five years ago at Philmont Scout Ranch. I […]
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