Technical Posts
A collection of mostly IT centric posts from the last ~20 years
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Send from an Alias – Shared Mailbox
Say you have your primary email [email protected] and an alias [email protected] If you want to send as [email protected] you need to "Configure Exchange Online to Send from Aliases" (see below) Caveats With a Shared mailbox sending from an alias only works in Outlook...
Getting the Site Switcher Button to Appear on the Unifi Network Console
The Site switcher button doesn't show up until you go to Settings => System => General Tab => Site Management and check the Multi-Site Mangement checkbox and Apply the changes I don't think multi-site is supported on UDM, UDM-Pro or UDR's but is available on...
Convert Unix Time to a Date Time Stamp
A MySQL database field with times similar to '1752463231.455827' How to query the time and show it as '2025-07-14 17:22:28.911723' -- set timezone SET time_zone='Australia/Melbourne'; USE mydb; SELECT created_on, from_unixtime(created_on) as event_melb_time FROM...
Find out if a package is hosted on Packagist
Search for a specific package on packagist from the composer command line Here are some options to narrow down the search for a package. If your composer.json has custom vcs repos composer show -a will list thos # show everything composer show -a # show everything...
Encrypting the Raspberry Pi WiFi Pass
By default raspi-config adds an unencrypted WiFi password to the wpa_supplicant.conf file. To remove it do the following: # get root sudo su - # change to the wpa_supplicant dir cd /etc/wpa_supplicant # append a hashed Wifi password block wpa_passphrase "YOURSSID"...
Getting RealVNC Server on Raspberry Pi to Listen Only on Localhost
Installed VNC using rasp-config => Interface options => VNC Wanted to avoid having port 5900 listening on the local subnet (0.0.0.0:5900) but only available if I SSH to the box and connect via SSH tunnel # create /etc/vnc/config.d/vncserver-x11 # contents localhost=1...