Fix “wkhtmltopdf: cannot connect to X server”

We got this error on a fresh installation of CentOS when trying to convert webpages to pdf’s using wkhtmltopdf: We’re getting this error because we do not have any sort of GUI environment installed (e.g. GNOME, KDE). To fix this we could go one of two ways, the first would…
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CentOS / RHEL: Exclude kernel from yum update

We recently needed to exclude the kernel from being updated on a VPS server. While this may not sound or seem ideal but there are certain scenarios where you don’t want to update the kernel every time you update packages on your server. You’re standard yum update return something like…
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Force recalculate / refresh cPanel disk space usage

Today we’ll look at how to force recalculate / refresh your cPanel’s accounts disk space usage. This can be quite annoying, at times the usage does not update even though you’ve freed up space and it should. There is a fairly straight forward way to force cPanel to recalculate how…
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Fix “Unable to locate adb” – Android Studio

Today we’ll be fixing the dreaded and annoying Unable to locate adb error message when trying to launch an emulator or when trying to run an app in Android Studio. The issue occurs, apparently starting Android Studio versions 4 and above, because it doesn’t assign a SDK version at the…
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Install imagick on WHM/cPanel

We’ll be going over the steps involved in installing Image Magick and imagick on WHM / cPanel. Image Magick is an opensource application that let’s you create, change, modify and convert images. From resizing, rotating to creating and splitting PDF’s, Image Magick is extremely versatile and very useful for your…
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Passwordless SSH still asks for password

Setting up a passwordless SSH connection is great, it helps you automate tasks that require connections to different servers by removing the need to enter passwords. You generate a private and public keypair on the source server then copy the public to the target server and connect away. Things don’t…
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