Faulty Firebase analytics config change crashed iOS apps on launch for about two hours

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On the evening of September 28, 2026, many iOS apps began crashing immediately on launch, and developers initially suspected the iOS 27.0.1 update that Apple had released that day. The crashes were traced instead to the Google Analytics for Firebase SDK, which is embedded in a large number of apps. A two-line cleanup of a stale remote configuration flag on Google's server introduced a malformed payload that the SDK could not handle. Google's postmortem, published October 2, said the bad configuration was served for 2 hours and 11 minutes before a rollback was completed. The incident highlights how remote kill-switch flags ship globally at once, leaving no staged rollout for the change.

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Pharo Smalltalk Runs in the Browser via WebAssembly

A project has been shared on Hacker News showing the Pharo programming environment running directly inside a web browser. The implementation uses WebAssembly to execute Pharo's virtual machine client-side. The demo is hosted as a web page on a personal GitHub Pages site. The post drew modest attention, with 4 points and no comments at the time of listing. The source material provides limited detail beyond the link itself.

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ProgrammingDEV Community ·

Outlook Search Missing Emails? Check the Windows Search Index First

Help desk staff often find that Outlook search fails to show emails the user is sure exist, and the usual first step of rebuilding the Outlook profile may be unnecessary. In classic Outlook for Windows, search depends on the Windows Search index, so a paused, stalled, or corrupted index can hide messages that are still in the mailbox. Technicians can check indexing progress under File > Options > Search > Indexing Options, and confirm the WSearch service is running via PowerShell. If the problem persists, rebuilding the index from the Advanced settings is recommended, though it can take hours on large mailboxes. Finally, verifying the cached mail download range and comparing results with Outlook on the web can reveal whether the issue is local.

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ProgrammingDEV Community ·

AML Analysts Lose Capacity When Case Retrieval Is Manual

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ProgrammingDEV Community ·

Acceptance testing a small salon app with fake data across 61 scenarios

Before a real salon used the app, a separate AI session acted as the owner on a test computer with fake data, running 61 scenarios over four rounds. The first round uncovered 19 defects, some serious, which were all fixed, and later rounds came back clean. The scenarios targeted difficult cases such as forced password changes, lockouts after wrong passwords, messy Italian-language spreadsheets, duplicate imports, wrong time zones, data isolation between salons, large customer lists, unreliable networks, and mobile and keyboard use. The report also noted what could not be verified, such as the real booking-software export and WhatsApp messages, and left these for a supervised first session with the owner. The author now runs such an acceptance round before handing over any app, since it catches a different kind of mistake than automated tests do.

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