Other articles


  1. Additional Workspaces in Gnome

    I use Gnome on Ubuntu 18.04 with static workspaces and switch between them using keyboard shortcuts - for example, ALT+1 takes me to workspace one. Unfortunately, using the graphical settings editor, I was only able to assign keyboard shortcuts to the first four workspaces. After a bit of research …

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  2. DNS Over HTTPS

    With much of the web switching to HTTPS and at least some people becoming more concerned about privacy, DNS has recently come into the spotlight because it provides an ISP with the ability to monitor which websites a user visits. Multiple mitigations have been proposed - Android for example is going …

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  3. Checking Whether a Process Exists

    On Linux/Unix systems, there's occasionally the need to check whether a process is running. Some people use it for simple status checks or when building their own lifecycle scripts for startup and shutdown. I don't think it's a particularly good practice these days because all of this can be …

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  4. Migrating to HTTPS

    There's more to migrating a complex site to HTTPS than just enabling TLS in your web server or reverse proxy. All links to embedded resources like style sheets, images, or scripts need to be served via HTTPS and potentially have to be rewritten. In a well-designed site that's not an …

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  5. Frontend Engineering

    Despite all its shortcomings as a programming language, JavaScript isn't a dirty word anymore. A decade ago, most self-respecting developers would refuse to even touch it, so it was left to web designers and junior developers who spiced up a few HTML pages with dispensable functionality. It's amazing how the …

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  6. Web Service Security

    As a developer, I've used lots of web services and also implemented plenty myself. I've seen services with IP-based security provided by network firewalls, services protected by standard HTTP Authentication, TLS with client and server certificates and custom mechanisms using API keys. Recently, OAuth 2.0 has been added to …

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  7. Keeping Your Server Secure With Unattended Upgrades

    When operating servers, you're responsible for keeping them up to date with the latest security fixes. Ubuntu comes with a mechanism that installs updates automatically so you don't have to worry about it. Obviously, this is meant for personal servers operated by hobbyists where convenience is more important than availability …

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