TECHNOLOGY

  • How Not to Unit Test

    Dave Cheney started a Twitter discussion about when a unit test is not a unit test.

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  • It's time for Chocolately

    Increasingly, vendors understand that the inability to rapidly deploy their products affects the customers’ ability to rapidly purchase their products.

    (quoted from Page 152 of The Practice of System and Network Administration, Third Edition)

    I believe I first wrote that quote in 1999 when the first edition was still in draft form. That was 20 years ago. I’m embarrassed to say that in the last month I’ve had to remind two different vendors of this fact.

    Any vendor that thinks automated installation is a new concept… sigh.

    So what does that have to do with Chocolately?

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  • Reduce the maximum validity period for TLS/SSL server certificates

    Question: What would be the impact on your organization if the CA/Browser Forum approves a ballot reducing the maximum validity period for SSL/TLS server certificates from the current 825 days (27 months) at present to 397 days (13 months), effective for new certificates issued on or after March 1, 2020? (Existing certificates will remain valid for their full term).

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  • When you think about Google, what disappoints you the most?

    My reply to:

    wrote:

    My answer was a 17-part megatweet. I’ve collected them here and done a little editing.

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  • The Ask

    When did the word “Ask” become a noun and how do we stop this butchering of language?

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  • Demo Data as Code

    Have you been asked to generate data for a demo system? Here’s some advice.

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  • Creating The Demo Disk

    Creating a software demo is like creating a TV commercial. You should structure the project that way.

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  • AT&T Fails At Internet

    Let’s put this “AT&T could have owned the entire internet” idea to rest. No f—ing way it could have happened.

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  • What Should Executives Know About Software?

    As “software eats the world” executives need to “understand software”. If you were an executive that was old-school and wanted to “understand software”, what would you teach them?

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  • Cryptographic Hashes

    Q: How do cryptographic hashes like MD5 and SHA work?

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  • Why your AI-based monitoring startup will fail

    Please don’t call me if you are selling a monitoring project that uses AI to do amazing things.

    Since 1991 I have been contacted by sales people from startups that use AI to make their monitoring system awesome.

    The first couple times I took their call and set up a demo. I was always disappointed.

    Now I just ignore these phone calls and emails.

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  • Why I Don't Talk To Third Party Recruiters

    Here are the four most important reasons:

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  • This Web Site Uses Cookies

    Ok, Europe. We get it. You want every website to tell people if they use cookies. Here’s the problem. ALL WEBSITES USE COOKIES. Cookies are how websites allow you to “stay logged in” or have a shopping cart, or just about anything that a website does now a days. Yes, cookies can be used to track what you do, but there are plenty of other ways to do it too. read more

  • The Naming of Talks and Papers

    I’m reviewing a LOT of talk proposals, draft papers, draft chapters, etc. I’ve noticed that people’s titles tend to rarely be plainspoken descriptions of the topic.

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  • docuSign Wastin' My Time

    Dear docuSign,

    Let me explain to you how you wasted an hour of my time today.

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  • Hell Is Server Hardware Firmware Upgrades

    So, I met with a major hardware vendor today to talk about firmware update processes. They have a few different products for managing firmware. The “best in class” that they offer is… a reminder of why enterprise IT is so f—ed up.

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  • How the Internet Ends

    In effort to shut down Telegram, Russia blocks Amazon, Google network addresses

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  • Worst Cut and Paste Error Ever

    The worst cut-and-paste error I ever made.

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  • Response to: Our Security Auditor Is an Idiot

    Some thoughts on the SO question about the idiot security consultant that demanded a list of everyone’s plaintext password plus some rather impossible things.

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  • Expensify.com: How I Hate Thee

    Expensify drives me fucking nuts.

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  • Let Me Answer That Tired Old Driverless Car Question

    You: Driveless cars? Oh no! What if the car is in a situation where the only way to avoid running down a baby is to crash into 4 other people? What will it do?

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  • Trolling Is Internet Litter

    I live in a nice quiet neighborhood. I’m proud of my neighborhood. When I walk down the street, if I see a scrap of litter, I bend down and pick it up.

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  • How would I answer this concern troll?

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  • Will Facebook fix their 'Fake News' Problem?

    Hell no.

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  • Technical Predictions for 2017

    Don’t take these predictions too seriously. However, these are some predictions and/or concerns I have.

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Tom Limoncelli

Tom Limoncelli

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