I can boot my old MacBook Air A1370 neither from Mavericks nor from High Sierra bootable installation USB sticks. Unfortunately I have no other Mac at hand so I can not check if they are really bootable. But I can still boot the MacBook…
Lees meerI used to have PostgreSQL@14 server running on my OSX 10.11.6 machine but just discovered lately that it is no longer working. When I tried to reinstall it, it always exit with error when installing dependency package icu4c@76... the cl…
Lees meerYear ago, I wrote a program to encrypt important files. The program created a random key and stored it in Keychain, and on subsequent runs it would retrieve it from the keychain. (There is more about the API used, if you're curious, bel…
Lees meerSo I have been using blocky dns to setup a custom dns server that runs locally on 127.0.0.1 and on port 53. It had been working well for quite some time now and then I decided to update Macos to 15.3.2 and rebooted it and it was no long…
Lees meerI want to make a full backup of my Macintosh HD - Data volume which is running MacOS 12. The backup needs to be an exact as is replica so needs all existing attributes, permissions, ACLs etc. What is the best Rsync command to use? Simpl…
Lees meerI'm using Macos 15.3 (Sequoia). I have a large number of JPG and PNG images on another computer, and I want to copy them to my Mac and then be able to choose my Macos login picture from this collection of my own images. I copied all th…
Lees meerOn my ancient 2014 macbook pro, I could map control-minus and control-equal to switch to the next desktop on the left or right, respectively. However, it doesn't seem like this sort of thing is possible any more under Sequoia on my newe…
Lees meerI'm running Sequoia, and I am unable to delete and sometimes not even access certain items, even when running as root. Here is one of many examples: % cd ${HOME} % sudo -s # cd ./Library # /bin/rm -rf ./Containers/org.pqrs.Karabiner-Vir…
Lees meerFolks, does anybody understand how the Finder (= Spotlight) search really works? Test 1 I have created the following test files and folders in my $HOME: ~/ |- test0/ - regular folder |- test1.txt - hidden with `chflags …
Lees meerI used to have PostgreSQL@14 server running on my OSX 10.11.6 machine but just discovered lately that it is no longer working. When I tried to reinstall it, it always exit with error when installing dependency package icu4c@76... the cl…
Lees meerFolks, does anybody understand how the Finder (= Spotlight) search really works? Test 1 I have created the following test files and folders in my $HOME: ~/ |- test0/ - regular folder |- test1.txt - hidden with `chflags …
Lees meerI accidentally deleted my login item. Is there any way to restore this? The OS is sonoma. In previous versions, it seems that all I had to do was restore com.apple.LoginItems.plist from a backup, but com.apple.LoginItems.plist does not …
Lees meerOn my ancient 2014 macbook pro, I could map control-minus and control-equal to switch to the next desktop on the left or right, respectively. However, it doesn't seem like this sort of thing is possible any more under Sequoia on my newe…
Lees meerI accidentally deleted my login item. Is there any way to restore this? The OS is sonoma. In previous versions, it seems that all I had to do was restore com.apple.LoginItems.plist from a backup, but com.apple.LoginItems.plist does not …
Lees meerThere are roughly 13K JPEG photos in my Photos (v. 7.0) library which I can view in detail (i.e. zoom right in) BUT which I cannot edit, duplicate, export, drag to the desktop or upload to iCloud. The error message is the same "The ex…
Lees meerI accidentally deleted my login item. Is there any way to restore this? The OS is sonoma. In previous versions, it seems that all I had to do was restore com.apple.LoginItems.plist from a backup, but com.apple.LoginItems.plist does not …
Lees meerI used to have PostgreSQL@14 server running on my OSX 10.11.6 machine but just discovered lately that it is no longer working. When I tried to reinstall it, it always exit with error when installing dependency package icu4c@76... the cl…
Lees meerI want to make a full backup of my Macintosh HD - Data volume which is running MacOS 12. The backup needs to be an exact as is replica so needs all existing attributes, permissions, ACLs etc. What is the best Rsync command to use? Simpl…
Lees meerMy understanding from the wikipedia page for Duplex and from StackExchange answers like this is that on a modern ethernet connection the transmit traffic is supposed to be unaffected by the receive traffic. But I'm running some tests be…
Lees meerIt has been almost three days since I have been unable to sign in to my Apple Developer account. Error ScreenShot I cannot contact Apple for support because signing in is required to access their support channels. I have already verifi…
Lees meerIt has been almost three days since I have been unable to sign in to my Apple Developer account. Error ScreenShot I cannot contact Apple for support because signing in is required to access their support channels. I have already verifi…
Lees meer