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CRDT: Text Buffer

← Back to the algorithm list Published on May 19th, 2024 Collaboratively editing strings of text is a common desire in peer-to-peer applications. For example, a note-taking app might represent each document as a single collaboratively-edited string of text. The algorithm presented here is one way to do this. It comes from a family of algorithms called CRDTs, which I will not describe here. It's similar to the approaches taken by popular collaborative text editing libraries such as Yjs and Auto

Microsoft shares workaround for Teams "couldn't connect" error

Microsoft is resolving a known issue that causes "couldn't connect" errors when launching the Microsoft Teams desktop and web applications. The company states that the error is caused by a recent change to Teams' sidebar, but has yet to disclose which regions are affected by this ongoing issue. While Microsoft has yet to share more information on the extent of this issue, it has tagged it as an advisory, which typically indicates that the problem might be limited in scope or intermittent. "Af

‘Avengers: Doomsday’ Will Introduce a “Different” Sue Storm

The Toxic Avenger has his health insurance denied, Saw XI gets an autopsy, and Nia DaCosta throws her last two movies under the bus. Plus, our best look at Rick Flag, Sr.’s pompadour yet! De Wanna Wanga, it’s Morning Spoilers! 28 Years Later: The Bone Temple During her recent appearance at the Edinburgh International Film Festival (via THR), Nia DaCosta stated 28 Years Later: The Bone Temple boasts “a good script,” something she notes her Candyman remake and The Marvels both sorely lacked. Ma

Billie Piper Wanted to Go American for ‘Wednesday’ Because She’s Tired of Playing Brits

The iconic Bad Wolf from Doctor Who has been playing a mysterious werewolf music teacher in Wednesday season two, and viewers have been left wondering what Billie Piper has up her flowy sleeves on the show. She, alongside whoever Lady Gaga will be playing when the Netflix show returns, remains another intriguing new addition to the show’s stacked ensemble. Piper’s turn as Isadora Capri marks a departure for the actress, whom director Tim Burton cast as a former child prodigy not too unlike Wedn

Texas AG to investigate Meta and Character.AI over 'misleading' mental health claims

Texas Attorney General Ken Paxton has announced plans to investigate both Meta AI Studio and Character.AI for offering AI chatbots that can claim to be health tools, and potentially misusing data collected from underage users. Paxton says that AI chatbots from either platform "can present themselves as professional therapeutic tools," to the point of lying about their qualifications. That behavior that can leave younger users vulnerable to misleading and inaccurate information. Because AI platf

Texas attorney general accuses Meta, Character.AI of misleading kids with mental health claims

Texas attorney general Ken Paxton has launched an investigation into both Meta AI Studio and Character.AI for “potentially engaging in deceptive trade practices and misleadingly marketing themselves as mental health tools,” according to a press release issued Monday. “In today’s digital age, we must continue to fight to protect Texas kids from deceptive and exploitative technology,” Paxton is quoted as saying. “By posing as sources of emotional support, AI platforms can mislead vulnerable users

tvOS 26 beta 7 available now for Apple TV 4K

tvOS 26 beta 7 is rolling out now for developers, the latest Apple TV 4K beta release. Here’s what to expect. Latest tvOS 26 beta is one of the last before public release Apple has just released tvOS 26 beta 7 for developers. The new update is expected to focus on performance and stability improvements, with noteworthy feature changes unlikely. Beta software ultimately has the goal of helping create a solid upgrade experience for the wide public launch. And that launch is coming up fast. Ap

Texas AG accuses Meta, Character.AI of misleading kids with mental health claims

Texas Attorney General Ken Paxton has launched an investigation into both Meta AI Studio and Character.AI for “potentially engaging in deceptive trade practices and misleadingly marketing themselves as mental health tools,” according to a press release issued Monday. “In today’s digital age, we must continue to fight to protect Texas kids from deceptive and exploitative technology,” Paxton is quoted as saying. “By posing as sources of emotional support, AI platforms can mislead vulnerable users

HTTP/1.1 must die: the desync endgame

HTTP/1.1 must die: the desync endgame James Kettle Director of Research @albinowax Published: 06 August 2025 at 22:20 UTC Updated: 12 August 2025 at 09:50 UTC Abstract Upstream HTTP/1.1 is inherently insecure and regularly exposes millions of websites to hostile takeover. Six years of attempted mitigations have hidden the issue, but failed to fix it. This paper introduces several novel classes of HTTP desync attack capable of mass compromise of user credentials. These techniques are demo

I used to know how to write in Japanese

Marco Giancotti , August 15, 2025 Cover image: Kazuenokami Katō Kiyomasa Observing a Monkey with a Writing Brush, Tsukioka Yoshitoshi I recently came across a short essay about kanji—Japanese logographic characters—by a certain James W. Heisig. His point is that learning kanji presents two obstacles: remembering what the shapes mean and remembering how they are pronounced. And it is a bad idea, claims Heisig, to try learning both at the same time. Japanese children learn the spoken language fir

Billion-Dollar AI Company Gives Up on AGI While Desperately Fighting to Stop Bleeding Money

The new CEO of Character.AI — the controversial AI chatbot startup currently fighting a high-profile child welfare lawsuit over the suicide of a 14-year-old user — says the company has abandoned its founding mission of realizing artificial general intelligence, or AGI. In an interview with Wired, recently crowned Character.AI CEO Karandeep Anand declared that the company "gave up" on the "aspirations" of its since-departed founders, Noam Shazeer and Daniel de Freitas. It's a striking move for

April Fools 2014: The *Real* Test Driven Development (2014)

Update: APRIL FOOLS! class LinkGeneratorTest(googletest.TestCase): def setUp( self ): self .generator = link_generator.LinkGenerator() def testGetLinkFromIDs( self ): expected = ( 'https://frontend.google.com/advancedSearchResults?' 's.op=ALL&s.r0.field=ID&s.r0.val=1288585+1310696+1346270+' ) actual = self .generator.GetLinkFromIDs(set((1346270, 1310696, 1288585))) self .assertEqual(expected, actual)

April Fools 2014: The *Real* Test Driven Development

Update: APRIL FOOLS! class LinkGeneratorTest(googletest.TestCase): def setUp( self ): self .generator = link_generator.LinkGenerator() def testGetLinkFromIDs( self ): expected = ( 'https://frontend.google.com/advancedSearchResults?' 's.op=ALL&s.r0.field=ID&s.r0.val=1288585+1310696+1346270+' ) actual = self .generator.GetLinkFromIDs(set((1346270, 1310696, 1288585))) self .assertEqual(expected, actual)

Online Safety Act – shutdowns and site blocks

https://janitorai.com Reported: 26 July, 2025 at 18:12 Shut down on: 24 July, 2025 Geoblocking due to OSA Janitor AI is a chatbot platform where users can create and interact with AI characters for personalized role-playing and conversations. It was launched in 2023 and quickly gained popularity, especially among those interested in engaging with AI in an immersive and emotional way. The platform allows for customisation of character personalities, appearances, and dialogue settings, and sup

HMRC using AI to scour suspected tax cheats' social media

HMRC using AI to scour suspected tax cheats' social media 50 minutes ago Share Save Tom Gerken Technology reporter Share Save Getty Images HMRC has confirmed it uses artificial intelligence (AI) to monitor social media posts as part of criminal investigations into suspected tax cheats. It said the tech would not replace "human decision-making" and was subject to legal oversight. "Greater use of AI will enable our staff to spend less time on admin and more time helping taxpayers, as well as be

The Best Line Length

What’s a good maximum line length for your coding standard? This is, of course, a trick question. By posing it as a question, I have created the misleading impression that it is a question, but Black has selected the correct number for you; it’s 88 which is obviously very lucky. Thanks for reading my blog. OK, OK. Clearly, there’s more to it than that. This is an age-old debate on the level of “tabs versus spaces”. So contentious, in fact, that even the famously opinionated Black does in fact

iPhone 17, the ‘thinnest iPhone ever,’ and everything else we’re expecting out of Apple’s hardware event

Apple usually announces its new hardware in the fall, and this year is likely no different. The event is reported to be on September 9, and Apple is expected to release its iPhone 17 lineup, along with updates for the Apple Watch and AirPods. As always, there are many rumors circulating, including bigger screens and improved cameras for the iPhone 17 models and the introduction of an ultra-thin iPhone Air that could replace the Plus model. iPhone 17, 17 Pro, and 17 Pro Max The iPhone 17 is ex

Former Googlers’ AI startup OpenArt now creates ‘brain rot’ videos in just one click

AI-generated “brain rot” videos are popping up all over the internet and getting a lot of attention. Currently gaining traction among younger users, these clips feature wild characters, like a shark wearing sneakers and a ballerina with a cappuccino for a head. One startup driving this trend is OpenArt, founded by two former Google employees in 2022. It touts around 3 million monthly active users. The company recently launched a new “one-click story” feature in open beta, which allows users to

Nintendo’s new Hello, Mario! mobile app lets kids play with Mario’s face

is a senior reporter who’s been covering and reviewing the latest gadgets and tech since 2006, but has loved all things electronic since he was a kid. Posts from this author will be added to your daily email digest and your homepage feed. Nintendo has announced a new free mobile app coming to iOS, Android and the Switch. It’s called Hello, Mario! and was revealed alongside a new collection of Mario-themed products designed for kids and toddlers launching in Japan later this month. All of Nint

Firefly Aerospace soars over 30% in market debut to land at $8.5 billion valuation

Firefly’s CEO Jason Kim reacts during the company's IPO at the Nasdaq MarketSite in New York City, U.S., August 7, 2025. Firefly Aerospace jumped more than 34% in its Nasdaq debut on Thursday after pricing shares above its expected range. The stock closed at $60.35, valuing the company at roughly $8.5 billion. Shares initially opened at $70 under the ticker symbol FLY. Space technology has gained momentum in recent years as companies such as Elon Musk's SpaceX amass more funding and governmen

Woman Diagnosed with Malaria in Washington May Be State’s First Locally Acquired Case

Washington state officials have revealed that a local woman has been diagnosed with malaria, which, if confirmed, would mark the first known case of the disease being acquired in the state. The woman was diagnosed with malaria, a mosquito-borne illness caused by a parasite, on August 2, according to the officials. State and federal public health agencies are working to confirm the source of the infection, according to a statement published on Wednesday. Officials believe that the infection may

Firefly Aerospace stock opens at $70 in Nasdaq debut

Firefly Aerospace rings the opening bell at the Nasdaq on Aug. 7th, 2025. Firefly Aerospace jumped more than 50% in its Nasdaq debut on Thursday after pricing shares above its expected range. Shares started trading at $70 each under the ticker symbol FLY. The initial price values the company at close to $10 billion. The shares ticked lower after the open. Space technology has gained momentum in recent years as companies such as Elon Musk's SpaceX amass more funding and government contracts. F

Mark your calendar: The ROG Xbox Ally release date just leaked

TL;DR The release date of the ROG Xbox Ally and Ally X will reportedly be October 16. The date comes from a leak focused on Europe, but other regions may follow suit. Xbox is expected to show off the handhelds and begin pre-sales during its Gamescom showcase on August 20. Xbox’s upcoming handhelds have been making waves since rumors about them began, but one key detail has remained elusive until now. A new report claims the official release date of the ROG Xbox Ally and Ally X will be on Octo

DoorDash shares rise on earnings, revenue beat

Doordash food delivery service in New York City on Feb. 13, 2025. DoorDash shares climbed about 5% in extended trading on Wednesday after the food delivery company reported better-than-expected earnings and revenue for the second quarter. Here's how the company did compared to analyst estimates based on LSEG's consensus: Earnings per share : 65 cents vs. 44 cents expected : 65 cents vs. 44 cents expected Revenue: $3.28 billion vs. $3.16 billion expected Revenue jumped 25% from $2.63 billion

Airbnb beats on top and bottom lines for second quarter

Airbnb reported second-quarter results on Wednesday that beat analysts' expectations. Here's how the company did based on average analysts' estimates compiled by LSEG: Earnings per share: $1.03 vs. 93 cents expected $1.03 vs. 93 cents expected Revenue: $3.10 billion vs. $3.04 billion expected Revenue increased 13% from $2.75 billion during the same period last year. The company reported net income of $642 million, or $1.03 per share, up from $555 million, or 86 cents per share, a year earlie

Hinge Health stock pops 6% after first quarterly report since IPO

Hinge Health co-founders, Gabriel Mecklenburg and Daniel Perez celebrate its initial public offering at the New York Stock Exchange on May 22, 2025. Shares of Hinge Health popped 6% in extended trading on Tuesday after the digital physical therapy company reported quarterly results for the first time since its debut on the New York Stock Exchange in May. Here's how the company did based on average analysts' estimates compiled by LSEG: Loss: Loss per share of $13.10. That may not compare with

A ‘Flesh-Eating’ Germ Is on the Rise This Summer

A bacterial infection that can cause “flesh-eating” disease is becoming a bigger problem in the U.S.—and climate change is at least partly to blame. Several states along the Gulf Coast and Eastern Seaboard have already reported a higher than usual tally of Vibrio vulnificus cases and deaths this summer. Last week, for instance, the Louisiana Department of Health issued a warning to residents over increased reports of V. vulnificus. Experts argue that milder winters and hotter summers are allowi

NYC Legionnaires’ Disease Outbreak: Cases and Deaths Double, as Officials Pinpoint the Cause

An outbreak of Legionnaires’ disease in NYC has doubled in reported cases and deaths since last week. Officials have struggled to identify the source of the outbreak, but it has now been confirmed. Officials at the NYC Health Department issued the latest update on the outbreak Monday. Fifty-eight people living in Central Harlem have been diagnosed with Legionnaires’ since July 25, while two people have died from it. On the positive side, officials have identified several cooling towers contamin

Spider-Punk Is Getting His Own Animated Movie

Spider-Man Day 2025 has come and gone, bringing some nuggets about Tom Holland’s live-action return in Spider-Man: Brand New Day next year. But today brings news of a Spider-Man movie we’re actually even more excited about: a standalone animated movie centered around Spider-Punk, co-written by Daniel Kaluuya, who voiced the character in Spider-Man: Across the Spider-Verse and the upcoming Spider-Man: Beyond the Spider-Verse. Deadline broke the news of the Oscar-winning actor’s new project (late