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News, Tips, and Advice for Technology Professionals
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Get to know the Linux hosts file and how to use it

śr., 04/13/2022 - 17:40

If you're new to Linux, there's a very handy file you'll want to learn about right away. Jack Wallen introduces you to the hosts file and how to add entries to it.

The post Get to know the Linux hosts file and how to use it appeared first on TechRepublic.

Firefox finally has a tab management add-on worth using

wt., 04/12/2022 - 22:59

The perfect tab management solution continues to evade the Firefox browser, but Simple Tab Groups is pretty close. Jack Wallen shows you how to install and use this add-on.

The post Firefox finally has a tab management add-on worth using appeared first on TechRepublic.

How to list Linux services with systemctl for easier troubleshooting

pon., 04/11/2022 - 20:03

If you serve as an admin over Linux systems, one tool that you'll fall back on daily is systemctl. Jack Wallen shows you how easy it is to list services with this command.

The post How to list Linux services with systemctl for easier troubleshooting appeared first on TechRepublic.

How to convert all your Snap packages to Flatpak on Ubuntu with Unsnap

pon., 04/11/2022 - 19:26

For anyone who wants to dump Snap in favor of Flatpak, a new tool has surfaced to make this process simple. Let Jack Wallen introduce you to Unsnap.

The post How to convert all your Snap packages to Flatpak on Ubuntu with Unsnap appeared first on TechRepublic.

Ledger vs Trezor: Crypto hardware wallet comparison

pon., 04/11/2022 - 19:21

The leaders among cryptocurrency hardware wallets are Ledger and Trezor. Read this features comparison of the Ledger Nano X and the Trezor Model T.

The post Ledger vs Trezor: Crypto hardware wallet comparison appeared first on TechRepublic.

How to use the Firefox tagging system

pon., 04/11/2022 - 16:19

If you're looking for a way to better organize your Firefox bookmarks, the built-in tagging system might be a big help. Learn how to take advantage of this feature.

The post How to use the Firefox tagging system appeared first on TechRepublic.

How to install the MongoDB GUI Compass and connect to a remote server

pt., 04/08/2022 - 18:11

If you want to try MongoDB, here's a GUI to make it much easier. Jack Wallen shows you how to install it.

The post How to install the MongoDB GUI Compass and connect to a remote server appeared first on TechRepublic.

How to safely store passwords on a Linux server

czw., 04/07/2022 - 20:47

If you work on headless Linux servers, you might want to have a command-line password storage tool. Jack Wallen shows you how to use GnuPG and pass for this purpose.

The post How to safely store passwords on a Linux server appeared first on TechRepublic.

How to create a database and add a collection with MongoDB GUI Compass

czw., 04/07/2022 - 19:53

Jack Wallen shows you how easy it is to create a MongoDB database and collection using the Compass GUI.

The post How to create a database and add a collection with MongoDB GUI Compass appeared first on TechRepublic.

How to deploy a service to a Docker Swarm cluster

czw., 04/07/2022 - 18:05

Docker Swarm is a way to create a cluster for container deployment. Jack Wallen walks you through installing a Docker Swarm cluster and then deploying and managing a service to the cluster.

The post How to deploy a service to a Docker Swarm cluster appeared first on TechRepublic.

Thunderbird 102 looks to reinvent the open-source email client

śr., 04/06/2022 - 20:26

Although the upcoming major release of Thunderbird isn't about drastic changes, what it does have to offer makes the workflow much more efficient than previous iterations. Jack Wallen has the details.

The post Thunderbird 102 looks to reinvent the open-source email client appeared first on TechRepublic.

How to create a persistent volume for your container deployments with Portainer

śr., 04/06/2022 - 19:29

If you need persistent storage for your Docker containers, Jack Wallen believes there's no easier way to create them than with Portainer. Read on to find out how to create both local and remote volumes with ease.

The post How to create a persistent volume for your container deployments with Portainer appeared first on TechRepublic.

How to upgrade Ubuntu Server from 20.04 to 22.04

śr., 04/06/2022 - 16:09

The official release of Ubuntu 22.04 is almost upon us. Jack Wallen walks you through the process of upgrading version 20.04 to the new LTS, so you're primed and ready for the big day.

The post How to upgrade Ubuntu Server from 20.04 to 22.04 appeared first on TechRepublic.

How to add a data source to Redash

wt., 04/05/2022 - 20:29

Redash can create dashboards from various data sources that display charts, pivot tables, cohorts, boxplots, counters, funnels, maps, sankeys, sunbursts and word clouds. Here’s how to use it.

The post How to add a data source to Redash appeared first on TechRepublic.

How to switch ChromeOS to use Debian Bullseye

wt., 04/05/2022 - 18:56

With Linux running on your Chromebook, you want to ensure you're using the latest version of Debian to avoid security vulnerabilities. Jack Wallen shows you how to migrate from Buster to Bullseye.

The post How to switch ChromeOS to use Debian Bullseye appeared first on TechRepublic.

How to install the MongoDB GUI Compass and connect to a remote server

pon., 04/04/2022 - 15:35

If you want to try MongoDB, here's a GUI to make it much easier. Jack Wallen shows you how to install it.

The post How to install the MongoDB GUI Compass and connect to a remote server appeared first on TechRepublic.

How to scan your websites for malware with ISPProtect

pt., 04/01/2022 - 23:43

Websites should be scanned regularly for malware. Jack Wallen shows you how to do this on Linux with the help of ISPProtect.

The post How to scan your websites for malware with ISPProtect appeared first on TechRepublic.

How to benchmark a website with the Siege command-line tool

pt., 04/01/2022 - 23:37

Need to stress-test your websites to see how well they're performing? Jack Wallen shows you how with the command-line Siege tool.

The post How to benchmark a website with the Siege command-line tool appeared first on TechRepublic.

How to install TeamViewer-like AnyDesk on Linux

czw., 03/31/2022 - 23:51

Remote admins need the right tools to get the job done. If one of those tools is a GUI for managing remote systems, AnyDesk should be on your radar. Jack Wallen shows you how to install and use this simple tool.

The post How to install TeamViewer-like AnyDesk on Linux appeared first on TechRepublic.

How to install the MongoDB GUI Adminer on AlmaLinux

czw., 03/31/2022 - 21:01

Need a simple-to-use GUI to help manage your MongoDB databases? Jack Wallen shows you how to install Adminer for just that purpose.

The post How to install the MongoDB GUI Adminer on AlmaLinux appeared first on TechRepublic.

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