September Week 4
Written by Editor   
Saturday, 03 October 2020

Get up to speed on stuff that affects you as a developer! Our weekly digest summarizes the articles, book reviews and news written each day by programmers, for programmers. This week we have an extract from The Programmer's Guide to Theory on Aleph Zero, assumed to be the first level of infinity, and a history article about Konrad Zuse and the First Working Computers.

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September 24 - 30, 2020 

Featured Articles

Programmer's Guide To Theory - Aleph Zero The First Transfinite
Mike James

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Infinity is a concept that mathematicians are supposed to understand and love but I argue that infinity is more at home in computer science and to understand it you need to know what it looks like. This is what this extract from Chapter 6 of my recent book is all about.

Konrad Zuse and the First Working Computers

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You may well never have heard of Konrad Zuse, but he has a better claim than most to be the man who invented the programmable computer in the sense of actually building one. In fact, he built several and a manual has recently been discovered for the Z4, built in 1945 and the world's oldest surviving computer.


News and Comment

Java Devs - Where, What, How
30 Sep | Janet Swift
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Java celebrated its 25th birthday earlier this year and has subsequently seen the general availability of Java 15. Judged to be the second most used programming language, surpassed only by JavaScript, it is estimated to be regularly used by 6.8 million professional developers worldwide. 

GitHub Code Scanning Generally Available
30 Sep | Kay Ewbank
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Github's code analysis technology based on CodeQL, which it acquired as part of its purchase of Semmie in 2019, is now out of beta and generally available.

Google's Ban On Paid Chrome Extensions Now Permanent
29 Sep | Alex Armstrong
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Back in March 2020 Google temporarily suspended publishing Chrome paid extensions. Now it has announced that this ban has been made permanent and from February 2021 all paid Chrome extensions will lose access to payments through the Chrome Web Store.

Analytic SQL for Developers
29 Sep | Nikos Vaggalis
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Introducing a free, self-paced, quick and official course, one of of Oracle's Dev Gym quizzes, about the concepts and syntax behind SQL's Analytic functions.

Over 1 Million Enrollments For Intro To Linux on edX
28 Sep | Sue Gee
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The Linux Foundation has announced that its Introduction to Linux training course, currently in its sixth edition on edX, has had over one million enrollments. This course was the first on edX from the Linux Foundation and now there are many more. 

Cockroach Creates Pebble
28 Sep | Kay Ewbank
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Cockroach Labs has introduced Pebble, which is described as a RocksDB inspired and RocksDB compatible key-value store. Until now, CockroachDB has used RocksDB as its key-value store, but Pebble provides more control over future enhancements tailored for CockroachDB’s needs.

Lex Fridman Talks to Gosling, Kernighan and Knuth
27 Sep | Sue Gee
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As editor of I Programmer, I'm keen on the history of computer programming and this week I've come across a new resource - a series of podcasts in which Lex Fridman interviews some of the biggest names in computer science.

New Emojis Despite Coronavirus
25 Sep | Kay Ewbank
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With Unicode 14.1 delayed because of Coronavirus, it looked as though we were going to be deprived of a new crop of emojis to puzzle over, but good news - there's going to be a minor emoji release for 2021.

Firefox Use Slumps 85% Executive Pay Soars 400%
25 Sep | Sue Gee
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Mozilla's mission is to ensure that the Internet is a global public resource, open and accessible to all. As this seems laudable, we've tended to regard Mozilla itself as a good role model. Currently the evidence points the other way.

The Trap Snaps Shut - GitHub Codespaces
24 Sep | Mike James
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This might be a trap that you want to get caught in, but it is worth appreciating just how clever it is. This is Microsoft at its Bill Gatesian best. GitHub Codespaces is an attractive lure to get you using Azure, VS Code and, of course, GitHub.

Flutter Adds Windows Support
24 Sep | Kay Ewbank
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Google has announced that Flutter, its open source mobile UI framework for crafting native interfaces on iOS and Android, will now support Windows as a target operating system. 


Books of the Week

If you want to purchase, or to know more about, any of the titles listed below from Amazon, click on the book jackets at the top of the right sidebar. If you do make Amazon purchases after this, we may earn a few cents through the Amazon Associates program which is a source of revenue that enables us to continue posting.

Full Review


  • Reviewer: Lucy Black, Rating 4.5 out of 5
    Alexa and Google Assistant are making voice interaction  increasingly prevalent. Want to join in creating apps for them? If so this is the book you need.

Added to Book Watch   

More recently published books can be found in Book Watch Archive

From the I Programmer Library

Best seller in September: 

For JavaScript Devs  

Last Updated ( Saturday, 03 October 2020 )