How To Fix YUM Update Errors with Percona GPG Keys

Author: , April 16th, 2019

Problem: Trying to run a yum -y update as root aborts with the following error: 1 2 3 4 5 The GPG keys listed for the "Percona-Release YUM repository – x86_64" repository are already installed but they are not correct for this package. Check that the correct key URLs are configured for this repository.   […]

Spring Snow Today

Author: , March 22nd, 2019

How To Revert a Single File to a Specific Commit Using git

Author: , March 18th, 2019

git log {path_and_file} git checkout {commit_hash} — {path_and_file} git checkout 8c7eae3f518bb7fd98eb6e8344270f02065d83ee — myFile.txt

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 […]

R.I.P. Albert Finney

Author: , February 8th, 2019

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 >

How To Reformat or Re-indent Files in VIM

Author: , January 11th, 2019

In the normal vim mode, typing gg=G will reindent the entire file. == will re-indent just the current line.

How to fix the MacPorts “Warning: xcodebuild exists but failed to execute” warning message

Author: , January 9th, 2019

Execute the following command: $ sudo xcode-select -switch /Applications/

Happy Holidays 2018!

Author: , December 24th, 2018

And it is SNOWING!!! A White Christmas!

How To Include Custom jQuery in WordPress

Author: , December 20th, 2018

1 2 3 4 5 6 7 8 // include custom jQuery function wyz_include_custom_jquery() {       wp_deregister_script(’jquery’);     wp_enqueue_script(’jquery’, ‘’, array(), null, true);   } add_action(’wp_enqueue_scripts’, ‘wyz_include_custom_jquery’); // include custom jQuery function wyz_include_custom_jquery() { wp_deregister_script(‘jquery’); wp_enqueue_script(‘jquery’, ‘’, array(), null, true); } add_action(‘wp_enqueue_scripts’, ‘wyz_include_custom_jquery’);