Programming Digest #442: Understanding how Facebook disappeared from the internet

And more news, tutorials and articles about programming and technology in this week's issue.

#442 — October 18, 2021 View in browser

Programming Digest

Spread the word, build the community, share the knowledge – invite your friends.

sponsor

What if Your Project Management Tool Was Fast and Intuitive? Try Shortcut

Imagine how much more you could get done if your project management software didn't make you want to throw your computer out a window. Shortcut is project management built for software teams and we're fast, intuitive, flexible, powerful, and many other, positive adjectives. Delight the grumpiest scrum masters sign up for free.

this week's favorite

Understanding how Facebook disappeared from the internet

Social media quickly burst into flames, reporting what our engineers rapidly confirmed too. Facebook and its affiliated services WhatsApp and Instagram were, in fact, all down. Their DNS names stopped resolving, and their infrastructure IPs were unreachable. It was as if someone had "pulled the cables" from their data centers all at once and disconnected them from the Internet.

Tools to explore BGP

Yesterday there was a big Facebook outage caused by BGP. I’ve been vaguely interested in learning more about BGP for a long time, so I was reading a couple of articles.

Solving NP-hard puzzles with the oldest trick in the book

In this article, I will present a new puzzle game and demonstrate techniques I used to write a fast, practical solver for it. Topics covered will include breadth-first/A* search, memoization, optimization, and strategies specific to NP-hard and NP-complete puzzle games.

How IBM lost the cloud

Insiders say that marketing missteps and duplicated development processes meant IBM Cloud was doomed from the start, and eight years after it attempted to launch its own public cloud the future of its effort is in dire straits.

12 questions on engineering culture

12 questions to get a sense of what a tech company is like at to work at, based on things most job postings do not mention.

newsletters


© 2021 Bonobo Press
Would you like to advertise or post a job with us? Check out our latest media kit.
If you no longer wish to receive these emails, click to unsubscribe.

Older messages

Programming Digest #441: Gentle introduction to GPUs inner workings

Sunday, October 10, 2021

And more news, tutorials and articles about programming and technology in this week's issue. #441 — October 11, 2021 View in browser Programming Digest Spread the word, build the community, share

Programming Digest #440: The code worked differently when the moon was full

Sunday, October 3, 2021

And more news, tutorials and articles about programming and technology in this week's issue. #440 — October 04, 2021 View in browser Programming Digest Spread the word, build the community, share

Programming Digest #439: What makes a good changelog

Sunday, September 26, 2021

And more news, tutorials and articles about programming and technology in this week's issue. #439 — September 27, 2021 View in browser Programming Digest Spread the word, build the community, share

Programming Digest #438: Exploring 120 years of timezones

Sunday, September 19, 2021

And more news, tutorials and articles about programming and technology in this week's issue. #438 — September 20, 2021 View in browser Programming Digest Spread the word, build the community, share

Programming Digest #437: Writing well-documented code

Sunday, September 12, 2021

And more news, tutorials and articles about programming and technology in this week's issue. #437 — September 13, 2021 View in browser Programming Digest Spread the word, build the community, share

You Might Also Like

Corporate Casserole 🥘

Monday, November 25, 2024

How marketing and lobbying inspired Thanksgiving traditions. Here's a version for your browser. Hunting for the end of the long tail • November 24, 2024 Hey all, Ernie here with a classic

WP Weekly 221 - Bluesky - WP Assets on CDN, Limit Font Subsets, ACF Pro Now

Monday, November 25, 2024

Read on Website WP Weekly 221 / Bluesky Have you joined Bluesky, like many other WordPress users, a new place for an online social presence? Also in this issue: CrawlWP, Asset Management Framework,

🤳🏻 We Need More High-End Small Phones — Linux Terminal Setup Tips

Sunday, November 24, 2024

Also: Why I Switched From Google Maps to Apple Maps, and More! How-To Geek Logo November 24, 2024 Did You Know Medieval moats didn't just protect castles from invaders approaching over land, but

JSK Daily for Nov 24, 2024

Sunday, November 24, 2024

JSK Daily for Nov 24, 2024 View this email in your browser A community curated daily e-mail of JavaScript news JavaScript Certification Black Friday Offer – Up to 54% Off! Certificates.dev, the trusted

OpenAI's turbulent early years - Sync #494

Sunday, November 24, 2024

Plus: Anthropic and xAI raise billions of dollars; can a fluffy robot replace a living pet; Chinese reasoning model DeepSeek R1; robot-dog runs full marathon; a $12000 surgery to change eye colour ͏ ͏

Daily Coding Problem: Problem #1618 [Easy]

Sunday, November 24, 2024

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Zillow. Let's define a "sevenish" number to be one which is either a power

PD#602 How Netflix Built Self-Healing System to Survive Concurrency Bug

Sunday, November 24, 2024

CPUs were dying, the bug was temporarily un-fixable, and they had no viable path forward ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌

RD#602 What are React Portals?

Sunday, November 24, 2024

A powerful feature that allows rendering components outside their parent component's DOM hierarchy ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌

C#533 What's new in C# 13

Sunday, November 24, 2024

Params collections support, a new Lock type and others ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌

⚙️ Smaller but deeper: Writer’s secret weapon to better AI

Sunday, November 24, 2024

November 24, 2024 | Read Online Ian Krietzberg Good morning. I sat down recently with Waseem Alshikh, the co-founder and CTO of enterprise AI firm Writer. Writer recently made waves with the release of