Archive for 'Computing Notes'

Browser Extensions

June 10th, 2024 – 1:47 am
Tagged as: Computing Notes

Chromium: Joplin Web Clipper, Zotero Connector, floccus bookmarks sync, uBlock Origin, Quick Javascript Switcher, SingleFile, uMatrix Firefox: SingleFile, Copy PlainText, floccus bookmarks sync, Joplin Web Clipper, Passman, Search by Image, Tree Style Tab, uMatrix, Undo Close Tab, Web Archives

Debian 12 PATH and X11

May 18th, 2024 – 4:46 am
Tagged as: Computing Notes

A few quirks with Debain 12 include that path not being set in similar fashion to Fedora, Ubuntu, and other distributions.  One must regularly set export PATH=$PATH:/usr/sbin In Gnome, applications will open on the server instead of the client when using X11 forwarding.  This will occur even though xcalc opens on the client normally.  The [...]

Move /var to new disk

May 18th, 2024 – 4:40 am
Tagged as: Computing Notes

To add a new virtual disk and move the existing Linux partition to the new disk use the following process. The process assumes standard partitions without the use of Logical Volume Manager (LVM). 1. Backup the existing VM. One good way to do that is to clone the Virtual Machine and use the procedure on [...]

Install Java 21 in Debian 12

May 4th, 2024 – 11:50 pm
Tagged as: Computing Notes

Minecraft Java edition lost compatibility with Java 17 between 1.20.4 and 1.20.6. Version 1.20.4 works with Java 17, and 1.20.6 no longer works with Java 17.  Several guides appear online for installing downloaded packages of the 64-bit runtime from Oracle or other sources.  Since Debian offers 32-bit server operating systems in the present day, the [...]

Disable updates in Thunderbird

April 2nd, 2024 – 11:13 pm
Tagged as: Computing Notes

Open the Thunderbird program folder (e.g. C:\Program Files (x86)\Thunderbird) create a new folder named distribution Create a file named policies.json with the following content:   { “policies”: { “DisableAppUpdate”: true } } Thanks to sifferedd.

Print environmental variables in Bash

April 2nd, 2024 – 11:06 pm
Tagged as: Computing Notes

Use printenv to see what environment variables are set. #!/usr/bin/env bash printenv set -x

.nanorc in CentOS

April 2nd, 2024 – 11:03 pm
Tagged as: Computing Notes

Edit $HOME/.nanorc to contain the following: include /usr/share/nano/java.nanorc include /usr/share/nano/man.nanorc include /usr/share/nano/nanorc.nanorc include /usr/share/nano/python.nanorc include /usr/share/nano/sh.nanorc include /usr/share/nano/html.nanorc include /usr/share/nano/perl.nanorc include /usr/share/nano/php.nanorc CentOS 7 uses a much older version of nano than the one that presently ships on most distributions. The php.nanorc on newer The following should appear in /usr/share/nano/php.nanorc on CentOS7 to allow syntax [...]

The .bashrc file I use on CentOS6

April 2nd, 2024 – 11:00 pm
Tagged as: Computing Notes

The .bashrc file I use on CentOS6   # .bashrc # User specific aliases and functions alias rm=’rm -i’ alias cp=’cp -i’ alias mv=’mv -i’ # Source global definitions if [ -f /etc/bashrc ]; then . /etc/bashrc fi # system variables export VISUAL=nano # sets nano as the crontab editor export GZIP=-9 # maximum compression [...]