Manual do Usuário
Rodrigo Ghedin
Technology blog in Portuguese and English maintained by Rodrigo Ghedin.
August 2026
September 2026
October 2026
Top Words
- cool
- week
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- people
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All posts (246)
In the same vein as the “phones that will stop running WhatsApp” beat, Brazilian news sites seem to have found a new evergreen click source for tech desks imported from Forbes’: millions of leaked Gmail passwords. There is, in fact, a database of that type circulating online, created by an undergraduate student in...
Many people were surprised to learn on the 20th that Signal uses Amazon/AWS infrastructure. Signal’s president, Meredith Whittaker, had to explain why: Instant messaging demands near-zero latency. Voice and video in particular require complex global signaling & regional relays to manage jitter and packet loss. These...
I find it fascinating that so many people fall for the fallacy that artificial intelligence is reliable enough to guide decision‑making. And sometimes I find it funny, too. Brazilian startup Jumpad is intriguing from the pitch itself: a “self‑hosted platform, deployed on the company’s cloud” that lets you enable...
On macOS 26 Tahoe, run this command to disable Liquid Glass: defaults write -g com.apple.SwiftUI.DisableSolarium -bool YES Kinda shocked this is possible. Is Liquid Glass just a skin layered on top of macOS’s now‑classic UI? That would explain a lot… (Tip from Capi Etheriel, via r/MacOS.)
Framework, which makes and sells modular, repairable computers, is facing a small uprising on its official forum after announcing sponsorships of the Hyprland and Omarchy projects — a Linux window manager and a pseudo‑distro based on Arch, respectively. Both projects are led by extremist figures, critics say: Vaxry...
iOS 26 brought a new score to the Health app: sleep quality. (It’s not exclusive to the Apple Watch; any band or watch compatible with iOS can contribute to that number.) I’m skeptical of scores like this. It’s reductive and can be misleading to assign a single score to something as complex as sleep. And, in a […]
Major redesigns of graphical user interfaces (GUI) always provoke surprise and complaints. With Liquid Glass, Apple’s new visual language, it’s no different. The good news is that beneath the new buttons, unreadable text blocks and modernized effects, the way you use systems like iOS and macOS hasn’t changed. People...
LinkedIn changed its terms to share more data with Microsoft for advertising purposes. It’s routine — nothing dramatically new or alarming — but I liked that, in the explanatory document, LinkedIn included direct links to the three settings that, when turned off, stop that data sharing. Thanks…? Just click the links...
I’m not in a hurry to update my Apple devices to the 26 “crop” of OSs, but Safari on macOS… why not? Every year Apple ships the big update to its browser for older macOS releases. It’s an exception to the rule of updating native apps only with the OS. The list of changes is […]
In December 2023, this blog joined the fediverse (pt_BR). Thanks to a WordPress plugin — the publishing platform used by Manual do Usuário — it became possible to follow updates here without leaving Mastodon, Pleroma, GoToSocial, or any other application compatible with the ActivityPub protocol. Over nearly two...
Since the early days of this Manual, my goal has been the “slow web,” which here translates to being the last to cover a topic. Even so, I didn’t expect I’d ever write about something eight years late. Anyway — here we are. Let’s talk wireless earphones. I resisted them for two reasons. First, I […]
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