Jack Wallen, Author at TechRepublic

Jack Wallen

Jack Wallen is an award-winning writer for TechRepublic, The New Stack, and Linux New Media. He's covered a variety of topics for over twenty years and is an avid promoter of open source. For more news about Jack Wallen, visit his website jackwallen.com.

Security
How to Create and Use a Docker Secret From a File

Learn how to create and use a Docker secret from a file for secure storage of sensitive data with this step-by-step tutorial.

Jack Wallen
Published: September 19, 2023, 10:04 AM EDT Modified: September 19, 2023, 10:05 AM EDT Read More See all videos
Image: TechnologyAdvice

Security
How to Create and Use a Docker Secret From a File (+Video)

In this step-by-step tutorial, learn how to create and use a Docker secret to help keep your data secure.

Jack Wallen
Published: September 19, 2023, 9:57 AM EDT Modified: September 19, 2023, 11:28 AM EDT Read More See more Security articles
Cloud
How to Create and Use a Docker Volume

In this How to Make Tech Work tutorial, Jack Wallen shows how to create a Docker volume that can be used for any number of containers.

Jack Wallen
Published: September 19, 2023, 9:26 AM EDT Modified: September 19, 2023, 9:26 AM EDT Read More See all videos
Illustration: Andy Wolber/TechRepublic

Developer
How to Add Code to Google Docs Using Code Blocks

Use our step-by-step guide to learn how to quickly add code to Google Docs using the Code Blocks add-on as well as the built-in Google Workspace option.

Jack Wallen
Published: August 4, 2023, 2:50 PM EDT Modified: August 4, 2023, 2:50 PM EDT Read More See more Developer articles
Image: TechnologyAdvice

Developer
How to Install Git on macOS (+Video Tutorial)

In this How to Make Tech Work tutorial, Jack Wallen demonstrates how to install Git on macOS.

Jack Wallen
Published: July 24, 2023, 5:57 PM EDT Modified: July 24, 2023, 5:57 PM EDT Read More See more Developer articles
Image: TechnologyAdvice

Security
How to Easily Block IP Addresses From Accessing a Desktop or Server

In this How to Make Tech Work tutorial, Jack Wallen shows how to add another layer of security to your Linux machines with just two files.

Jack Wallen
Published: July 24, 2023, 5:53 PM EDT Modified: July 24, 2023, 5:53 PM EDT Read More See more Security articles
Security
How to Easily Block IP Addresses From Accessing a Desktop or Server

In this How to Make Tech Work tutorial, Jack Wallen shows how to add another layer of security to your Linux machines with just two files.

Jack Wallen
Published: July 24, 2023, 5:30 PM EDT Modified: July 24, 2023, 5:30 PM EDT Read More See all videos
DevOps
How to Install Git on macOS

In this How to Make Tech Work tutorial, Jack Wallen demonstrates how to install Git on macOS.

Jack Wallen
Published: July 24, 2023, 5:28 PM EDT Modified: July 24, 2023, 5:28 PM EDT Read More See all videos
Image: greenbutterfly/Adobe Stock

Big Data
How to Create a MySQL 8 Database User With Remote Access

At some point, you're going to need to connect to a MySQL 8 database remotely to manage your databases. Jack Wallen shows you how to make this possible.

Jack Wallen
Published: July 19, 2023, 2:36 PM EDT Modified: August 2, 2023, 4:56 PM EDT Read More See more Big Data articles
Image: TechnologyAdvice

Developer
How to Edit the Linux Hosts File

In this step-by-step guide from Jack Wallen, learn how to access and modify the Linux hosts file to control the mapping of hostnames to IP addresses.

Jack Wallen
Published: July 12, 2023, 10:59 AM EDT Modified: July 12, 2023, 10:59 AM EDT Read More See more Developer articles