Alexander O'Mara
  • Member for 7 years, 11 months
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Red pixels on Mojave and Catalina Dark Mode
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71 votes

Update: This bug is potentially fixed in macOS 11 Big Sur. The bug report I filed is now marked as: Potential fix identified - In macOS 11 One commenter, Curtis Hard, has stated the issue no longer ...

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Is /usr/bin/python3 provided with macOS Catalina?
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33 votes

Kinda. A clean installation of Catalina includes a /usr/bin/python3 binary, but it's a stub for installing the command line developer tools, which includes Python 3. If/when the command line ...

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Terminal - Is the built in zip command lossy?
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23 votes

No, ZIP files are never compressed in a lossy way, nor would it really even be possible. Lossy compression algorithms only work for data which can be approximated and still be recognizable to humans. ...

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How to get Wine working on Catalina?
16 votes

Currently Wine still requires 32-bit code to run 32-bit Windows software, which is a problem for Catalina (which dropped 32-bit code support almost completely), and cannot be solved with a simple ...

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How can I set hourly reminder in Mac? If possible how to set my customised voice?
12 votes

Open Date and Time Preferences. Move to the Clock tab, and check Announce the time. To customize the voice, click Customize Voice. Choose one on the list, or click Customize for a larger list.

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Debugging "The Installer encountered an error that caused the installation to fail."?
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9 votes

Aha! It turns out the log for the installer can be found in the application menu. Window -> Installer Log (⌘ + L) You may need to set the log window to Show All Logs to see all the relevant ...

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Why can other users see my files in MY user folder?
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6 votes

This is because Finder creates new folder with default permissions set to 755, or rwxr-xr-x (I agree that's questionable behavior). This means that new folders in your home directory are readable (r) ...

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Can't open app in macOS Sierra
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3 votes

I'm afraid the garbage collection feature of Objective-C was deprecated back in 10.8 in favor of Automatic Reference Counting or ARC. Now with the release of Sierra, this feature appears to be ...

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Activity Monitor and System Profiler won't report 32 bit apps
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2 votes

Support for 32-bit apps was already removed in 10.15 Catalina. It would make sense that Activity Monitor would no longer have that column since no such apps can run. It looks like that column was also ...

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Difference in archive formats?
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2 votes

Archive Utility Preferences   Use archive format: Zip archive: A Zip file (.zip). regular archive: ASCII cpio archive (.cpio). compressed archive: An ASCII cpio archive, but gzip compressed (.cpgz). ...

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How to make .command file execute at its location
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2 votes

You can always used the $0 variable to find the directory the command is in and go there first. #!/bin/bash # Change directory to be where the command is. cd "$(cd "$(dirname "$0")" > /dev/null &...

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How can I change a file or folder icon using the Terminal
2 votes

Much like the Python solution using PyObjC, it turns out it can be done with just AppleScript (which isn't deprecated in 10.15 Catalina, unlike Python and other scripting languages). I found an ...

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Why are almost-blank ._ files being created by macOS and applications?
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2 votes

In my experience, these days it's pretty rare for there's files to contain anything of much importance, though it is possible a piece of software might choose to do so. Historically it wasn't too ...

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Mojave: Pasting text with control characters
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2 votes

Update your OS to 10.14.1 or later It seems that Terminal in 10.14 would present this dialog when pasting a tab character, but the updated Terminal in 10.14.1 and 10.14.2 does not. I was scratching ...

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What encryption method was used in OS9 Apple File Security?
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2 votes

I don't know what the format is, but my understanding is that ye olde Finder uses extended attributes to determine if the file has been encrypted. You could probably manually add this data back and ...

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How to install the Mono package in a wineskin app?
2 votes

If memory serves, you can just delete the following file, and these dialogs will come up on the next run: <YOUR_APP_NAME>.app/Contents/Resources/.update-timestamp Of course, this dot file will ...

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Preferred sources/methods for VirtualBox images on macOS 10.12?
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2 votes

I would say that in-general, the preferred method of getting a virtual machine image would be to create it yourself by installing the operating system fresh from the distribution's installer. I would ...

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Offline Updates for macOS 10.15 Catalina?
1 votes

Sometime late yesterday or early today the 10.15.1 update was made available for download (along with corresponding 10.14 Mojave Security Update 2019-001 and 10.13 High Sierra Security Update 2019-006 ...

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How to tell if the macOS Catalina install file was deleted once installation was complete?
1 votes

In the past Apple has put installer files in the Applications folder /Applications is still where the installer is placed after downloading.

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Is it possible to reset Accessibility Application that have been changed due to learning how things work?
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1 votes

Consider enabling the Guest account (System Preferences > Users & Groups) and switching to that user to test with. The Guest account can access the Accessibility settings in System Preferences, ...

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Truncated transfer of Time Machine backup contents to new flash drive
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1 votes

Time Machine uses hard links to link to multiple copies of the exact same data. Hard links are one of many features that exFAT does not support. If you were to copy multiple files that link to the ...

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Xcode is constantly hijacking my Editor settings for .rb files
1 votes

From the comments: By chance, do you use Firefox and uBlock Origin? Yes using both, why? This is due to a mysterious bug in Firefox that is triggered by a recent update to uBlock Origin. A ...

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Would it be bad for Mac to use older printer drivers not meant for that OS?
1 votes

Or would the issue just be if it works or not? Most-likely this. Since 10.7 was released, there have been some big changes to the rules for macOS drivers (kernel extensions, or kexts). The two ...

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