How To Enable SSH Login From OS X Yosemite 10.10.5 to macOS Ventura 13.3.1

Author: , May 19th, 2023

I was unable to login from my old iMac running Yosemite to my new iMac running Ventura using RSA keys. It turns out that RSA key support was disabled in Ventura. To correct the problem, I added the following two lines to the bottom of /etc/ssh/sshd_config:

How To Get SSH Logins Working Again In macOS Ventura

Author: , February 24th, 2023

SSH login from older hosts running OS X Yosemite 10.10.5 to macOS Ventura 13.2.1 was not working. SSH failed with a “No hostkey alg” error.

Be sure to stop and start Remote Login under System Settings -> General -> Sharing

How To Fix “iCloud Account Could Not Be Removed” Error on OS X Yosemite 10.10.5

Author: , November 24th, 2022

PROBLEM: Unable to sign out of iCloud on OSX Yosemite or disable Keychain SOLUTION: Delete the following, then reboot:

How To Prevent Spotlight From Indexing External Drives on MacOS

Author: , February 26th, 2021

On MacOSX 10.10.5 Yosemite, I was having trouble with Spotlight preventing the clean eject of an attached hard drive. Using the fuser command allowed me to see that it what the Spotlight-specific mds process preventing the eject.

At first, I tried to disable the indexing via the mdutil command, but that just gave me […]

How To Fix MacOSX Yosemite 10.10 Memory Leaks via SMC and PRAM Resets

Author: , January 4th, 2018

I was running out of memory constantly on Yosemite 10.10.5 and found the following article: Edited and reposted without permission below… Disconnect any external or secondary monitors, if any is present. The video memory allocation leak can also happen if you have a system with an integrated card, like Intel, with no external monitors […]

How To Send Email From the Command Line on MacOSX 10.10.5 Yosemite

Author: , January 29th, 2017

I wanted to send email from cron for various reasons, but the emails would bounce with an error 554: 554 5.1.8 : Sender address rejected: Domain not found Clearly, Postfix was using the “internal” hostname of myappledesktop.local (MacOSX has TWO hostnames! also, myappledesktop.local is not the real hostname ;-). So, I needed two things: 1. […]

How To Install a .pkg file from the Command Line on MacOSX

Author: , August 12th, 2016

sudo /usr/sbin/installer -pkg /path/to/yourFile.pkg -target /

How To Create a Bootable MacOSX USB Flash Drive

Author: , June 11th, 2016

As the root user, execute: “/Applications/Install OS X El” –volume /Volumes/{USB_DRIVE_NAME_HERE}/ –applicationpath “/Applications/Install OS X El” Be sure to include the required double-quotes, or use backslashes to escape the spaces in the path. Full instructions may be found on the Apple site: Turn on your Mac by pressing the power button Press […]

How To Enable Full Finder in MacOSX 10.10 Yosemite

Author: , March 30th, 2015

defaults write InterfaceLevel standard

How To Disable Spell Check in MacOSX 10.10 Yosemite

Author: , March 24th, 2015

System Preferences » Keyboard » Text » Uncheck “Correct Spelling Automatically”