How To Force csshX To Tile In Columns

Author: , May 28th, 2019

I use csshX on a daily basis. The default layout on my screen for three nodes is one column with three rows, one per node. This layout is excellent for visual positioning, but does make it harder to read long output. For this purpose, I start csshX using the column quantity specifier -x and I […]

How To Enable Opening a Terminal Window from the Current Finder Location in MacOS

Author: , February 16th, 2019

As of Mac OS X Lion 10.7, Terminal provides Services for opening a new terminal window or tab at the selected folder in Finder. They also work with absolute pathnames selected in text (in any application). You can enable these services with System Preferences > Keyboard > Keyboard Shortcuts > Services. Look for “New Terminal […]

How To Obtain a Public Key from an AWS .pem Private Key on Linux and Mac

Author: , February 4th, 2019

Use the ssh-keygen command on a computer to which you’ve downloaded your private key .pem file; for example: First, ensure permissions will allow ssh-keygen to work: chmod 600 /path/to/the/file/your-key-pair.pem Then generate an RSA public key: ssh-keygen -y -f /path/to/the/file/your-key-pair.pem > your-key-pair.pub

How To Disable Adobe Daemons Using launchctl on MacOS

Author: , November 18th, 2018

I installed an old version of Adobe software on my new Mac and as usual, it installed some daemons that are undesirable. Here is how I got rid of them via the Terminal. Note: Adobe installs daemons in the user context, so do this as your regular user login, not as root. shell> launchctl list […]

How To Change the root Password on MacOS High Sierra

Author: , November 28th, 2017

Launch System Preferences Select Users & Groups Select Login Options Select Join next to Network Account Server Select Open Directory Utility Click the lock and enter your password to make changes In the menu bar of Directory Utility, select Change Root Password Create a strong, unique password

How To Associate All Log Files with MacVim

Author: , April 12th, 2017

You can associate a file extension with an app (such as MacVim) via the “Info dialog”. Just select the file and hit Cmd-i, then go to the “Open with” tab, select app and hit “Change all…”. This will change the default application for that file type.

How To Find the Grab Hand Move Tool in Preview

Author: , April 11th, 2017

Press Option+Space and the cursor will change to the grab hand move tool. Roll your mouse wheel for vertical scrolling, hold down shift to switch to horizontal scroll mode.

How To Fix Excel for Mac Arrow Keys Do Not Move Cell Cursor

Author: , April 5th, 2017

As per MS Support page: “My arrow keys don’t move from cell to cell” Press SHIFT+F14 to toggle the Scroll Lock to the off position. Applies To: Excel for Mac 2011 Cause: Scroll Lock is turned on and causing the arrow keys to scroll the workbook area. Solution: Turn off Scroll Lock. Typically, when a […]

How To Fix Safari Using https instead of http

Author: , September 30th, 2016

For the Mac, you need to do three things in a row: 1. Quit Safari 2. Delete ~/Library/Cookies/HSTS.plist 3. Reboot

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 /