Turn off laptop display when HDMI is plugged-in (external display primacy)
Running on the the display that is needed will save power, reduce thermal load on your laptop heat pipes and […]
Debian Fix missing GPG NO_PUBKEY key
If you get an error like this “The following signatures couldn’t be verified because the public key is not available: […]
Create 100GB swap file in one line
Create 100GB swap file in Linux using a single line. The file will be named swapfile1. dd if=/dev/zero of=/swapfile1 bs=1024 […]
Fix “Row size too large (> 8126). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB”
One possible solution is to simply add this line before your SQL query to get around this issue. SET SESSION […]
Installing new Kernels with Linux
Here’s a simple tool to facilitate the installation of mainline Kernels. https://github.com/bkw777/mainline
Resolve Debian, Ubuntu slow DNS lookups
This issue can be caused by many things however if you are using a recent version of linux you may […]
PHP 7.4 on Debian for Servers
For Debian servers already stripped of sudo. References: https://www.colinodell.com/blog/201911/how-to-install-php-74
Resolve ‘ERROR: ‘/usr/sbin/iptables-restore -w -n’ failed: iptables-restore v1.8.2 (nf_tables):’
After changing the configuration of a firewall the journal may report an error when restarting the firewall service such as […]
VirtualBox error “same UUID as an existing virtual machine.”
If you copy a VirtualMachine without using the Clone command in VirtualBox you might receive an error similar to Trying […]
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