Search Results for: calc

Monitors

Posted on 2020-06-18 by jcs

Nikita Prokopov has a very informative post about computer monitors and how they influence our programming experiences. It’s a long post that begins with an excellent tutorial on how monitor resolution effects the display of characters and the various mitigating … Continue reading →

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Date Ranges

Posted on 2020-04-09 by jcs

I may have written about this before but this tweet: In Org-mode you can easily calculate difference between timestamps: – use C-! to enter timestamps – Place “–” between them (to make it a range) – C-c C-y (bound to … Continue reading →

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Surprising Unix Programs

Posted on 2020-03-18 by jcs

Doug McIlroy has another interesting post on TUHS. This time it’s about Unix programs that he found surprising. Many of the programs have been replaced by updated tools and are no longer used by most people but they all offer … Continue reading →

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Innumeracy and the Press

Posted on 2020-03-07 by jcs

It’s no secret that Irreal doesn’t hold the press in very high regard. There are, of course, exceptions but too many journalists are ignorant and lazy. That seems overwrought but consider this example: Mekita Rivas, a journalist who writes for … Continue reading →

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Refcards

Posted on 2020-02-24 by jcs

Emacs has many subsystems that are complicated enough that they have their own reference cards: Dired, Org Mode, and Calc are prime examples but there are others. If I find myself using a refcard frequently, I bookmark in my browser … Continue reading →

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Surprise! Online Advertisers Are Breaking The Law

Posted on 2020-01-25 by jcs

According to a report by Forbrukerradet—which I think is the Norwegian Consumer Council—online advertisers are ignoring the GDPR and continuing to track consumers and build profiles of them. The report, linked above, and the technical addendum are both quite long … Continue reading →

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Any Well Shuffled Card Deck Is Almost Certainly Unique

Posted on 2019-11-28 by jcs

From Paul Graham we have this interesting fact: Any time you pick up a well shuffled deck, you are almost certainly holding an arrangement of cards that has never before existed and will likely never exist again. – Yannay Khaikin … Continue reading →

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Chris Wellons on PRNGs

Posted on 2019-11-22 by jcs

I’ve long been an admirer of Chris Wellons’ work and have written about him many times. I almost always learn something new and useful from his blog posts so of course I take notice when he publishes something new. His … Continue reading →

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Saving the Planet With Smartphones

Posted on 2019-09-11 by jcs

When the New Luddites aren’t hectoring us about our debilitating addiction to our phones, the loss of our ability to read maps or do arithmetic, or the extreme disservice we’re doing to our children by allowing them to use smartphones, … Continue reading →

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iPhone Security

Posted on 2019-06-28 by jcs

One of the reasons I have an iPhone rather than an Android device is that I feel it’s more secure. Everyone—except maybe the bad guys—likes more security, of course, but not everyone is willing to pay the price to get … Continue reading →

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