Postfix limit mail to predefined IPs for specific domains
Monday 20 February 2023
HOWTO: Accepting email from only a predefined whitelist of IPs for specific subset of domains in Postfix.
Monday 20 February 2023
HOWTO: Accepting email from only a predefined whitelist of IPs for specific subset of domains in Postfix.
Friday 7 December 2018
How to use replace the default checkboxes in your forms with custom images
Thursday 6 September 2018
Strange mysql quirk after a 14.04 to 16.04 upgrade
Monday 16 July 2018
How to keep the aspect ratio of a block in your responsive design
Tuesday 12 June 2018
VPN users reported that SOME sites would hang with "establishing secure connection".
Thursday 24 May 2018
We are pleased to announce the launch of our brand new website!
Thursday 24 May 2018
Great project for that Pi you have gathering dust in your cupboard!
Friday 18 May 2018
Recent attacks have attempted to change DNS settings of DrayTek routers.
Monday 2 July 2012
You need to rebuild your initramfs to fix/remove the pointers to the encrypted partitions.
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