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Using zgrep on a remote drive eats space on my local Mac

I connect to a remote drive via WebDAV protocol, whereon I have a folder full of about 143 .tar.gz files containing data dumps, whereamong I'm trying to find my email. Herefor, I use this command: zgrep -a "[email protected]" /Volumes/storag…

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How to Reset Keychain on Mac

Did you recently lose, reset, or forget your Mac’s user password? If so, you will no longer be able to access the existing Keychain login and passwords stored on your Mac. This is because, by default, the Keychain password is the same as your Mac us…

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Get a Mac OS 8 Emulator and Relive the Macintosh 90s

If you’ve been a longtime Mac user, you may fondly remember the classic Mac OS system software releases. Rather than get stuck in a memory, you can relive some nostalgia by running Mac OS 8.1 on your modern Mac right now (or even on a Windows PC or …

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Update Safari on High Sierra

Somehow Safari got reverted to v11.1.2 on my High Sierra box. I know I had 13.1.2 before. But App Store thinks I already updated so I can't click "update to 13.1.2". Is version 11.1.2 at least at security parity with 13.1.2? I'd rather …

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Using a Power Drill the Right Way (Even If You Think You Know How)

A power drill seems like a pretty straightforward tool. You pull the trigger, the bit spins, and you get a hole. And yet it’s easy to go wrong. Or rather, it takes a bit of practice and know-how to get a perfectly cut hole, every time. Today we’re g…

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Is it possible to list running processes that are not signed or notarized?

This would be interesting in general but also helpful in diagnosing the frequent appearance of MacOS error: -67062 in the Console. Edit: in response to comments, the question is more specifically about trying to find out which processes…

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How to Set an Alphanumeric Passcode on iPhone & iPad

Do you want to set a complicated passcode on your new iPhone or iPad to prevent unauthorized access? You’re in luck, because iOS and iPadOS lets users create a custom alphanumeric passcode if that’s what they prefer, allowing for significantly more …

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Is it possible to list running processes that are not signed or notarized?

This would be interesting in general but also helpful in diagnosing the frequent appearance of MacOS error: -67062 in the Console. Edit: in response to comments, the question is more specifically about trying to find out which processes…

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VLC Media Player Update for Mac (bug fix/improvements)

See post for details on fixes and improvements in VLC 3.0.11.1 for Mac.

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How to lock a Mac lock screen without using keystrokes in the script?

I'd like to go to the Mac lock screen with a command line script. Many of the existing answers suggest something like osascript -e 'tell application "Finder" to sleep', but my computer does not allow me to change the settings to show th…

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Global hotkey not working in Chrome or Intellij

I'm trying to create a global hotkey which can be used with any application open. Currently the shortcut is ^ Control⌘ Command⌥ Option⇧ ShiftP, though I've tried a few other keys as well. With most of the applications I use, the shortcu…

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How to add/remove applications from "File and Folders" inside "Security and Privacy" -> Privacy Tab

How to remove these bunch of files from here. I use VS code, when I debug a program it asks for this permission that a file that is created while debugging wants to access your Document folder. And every time I have to allow it and the…

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How to lock a Mac lock screen without using keystrokes in the script? [closed]

I'd like to go to the Mac lock screen with a command line script. Many of the existing answers suggest something like osascript -e 'tell application "Finder" to sleep', but my computer does not allow me to change the settings to show th…

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How does my brand new iPhone have steps activity recorded on it (in the Health app) from a month ago?

I just received a brand new iPhone from Apple.com. It booted up to a fresh "welcome" state, as expected. I did not do any kind of data transfer/import; I set it up as new. And I configured it with a brand new Apple ID / iCloud account n…

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How to format a Time Machine SSD so it can also host the backup for external booting

I want to split an external 1TB Nvme SSD into 500/500 partitions - so one partition can be a target for Time Machine backups, and the second partition can be used as a target to be an external partition that can host that backup So basi…

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Can MacOS Dictionary be invoked by a URI?

I've seen links in web pages on MacOS and IOS that invoke other apps, notably App Store and iBooks. If I recall correctly, they usually have a protocol¹ that in some way identifies the app. I am using an HTML/PHP/MySQL app called Learn…

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Windows lock up randomly

The application windows on my 2017 Macbook pro MacOS 10.15 lock up randomly and I don’t know what triggers it. When this happens I can’t switch to a different window in a different desktop using command+tab or view desktops using F3, an…

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Can a self-signed certificate use an IP address for an entry in Subject Alternative Name?

From https://support.apple.com/en-us/HT210176 TLS server certificates must present the DNS name of the server in the Subject Alternative Name extension of the certificate. DNS names in the CommonName of a certificate are no longer trus…

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How can I get rid of the notification that a Mac App store app which is not installed on this machine wants to update

A long time ago (and on another machine) I bought a Mac App Store app (EventScripts) which is still available in the store. I now have a new iMac (with macOS Mojave) where I haven't installed this app. However the Mac App Store on this …

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How to Use Dark Mode in WhatsApp for iPhone & iPad

Have you been looking forward to use a dark themed WhatsApp on your iPhone? You’re certainly not alone, but that wait has finally come to an end, as WhatsApp now fully supports the Dark Mode feature. Interested in checking out the visual changes tha…

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Backup files in internet recovery mode: cp command errors

I'm currently trying to backup files from my MacBook Pro (2011) to an external hard drive in internet recovery mode (my laptop has been stuck on the bootscreen for the past 2 days, I think the hard drive is failing). In order to do so, …

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