Monthly Archives: March 2021

MySQL admin with Ian Gilfillan

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I was doing some reading today and I came upon an old series of articles over on www.databasejournal.com by a dude called Ian Gilfillan:

For the ‘type’ in SQL ‘EXPLAIN’ Ian says: from best to worst the types are: system, const, eq_ref, ref, range, index, all.
It seems this Ian Gilfillan fellow has been rather prolific.

Reading time as lines-of-code per hour

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I was wondering how many lines of code it was possible to read per hour. I found on the Wikipedia code review article the claim: “Code review rates should be between 200 and 400 lines of code per hour.” They say any faster is too fast to find errors. I also found on the Wikipedia article source lines of code that a contemporary Linux kernel has 20 million lines-of-code. So if you didn’t sleep and read code 24×7 you could read the Linux kernel in a little over 5 years…

Don’t End The Week With Nothing

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This on HN today: Don’t End The Week With Nothing. It referenced Developer Evangelism: The Whole Story and Jason Cohen – Designing the perfect bootstrapped startup MicroConf 2013 (audio and transcript here). Jason Cohen’s formula is:

Predictable acquisition of recurring revenue with an annual pre-pay option with a product which solves a demonstrable, enduring pain point for a business.