Today I discovered Triggering a PHP script when your Postfix server receives a mail. Looks interesting. Gonna have a read. It references this Postfix Architecture Overview document that is even more interesting, and which I will read first!
I enjoyed reviewing 10 Popular PHP frameworks in 2020.
Found a cool series of articles: How to Build HTML Forms Right. Only the first two of five articles have been published so far, but I’m looking forward to the next three. The articles are about how to do forms right in HTML 5.
The articles are rich with links, click through for heaps of info. Some things that I found:
Here at ProgClub, as moderator for our mailing lists, I get a bunch of spam that I have to get rid of every day, to keep our lists sparkling and spam-free. I regularly get spam from senders from ofenews.co.uk, and I wanted to add their entire domain to a blacklist on our mail server… I hadn’t configured a Postfix blacklist before, so I did a little research and came up with this:
I created a file /etc/postfix/sender_access like this:
Then I created the access database:
# postmap /etc/postfix/sender_access
Then I added the sender restrictions into /etc/postfix/main.cf:
smtpd_sender_restrictions = check_sender_access hash:/etc/postfix/sender_access
Then I restarted postfix and was done! Everything is easy when you know how.
For reference, here is the doco which I read to help me:
If your table isn’t automatically adjusting to the width specified by your CSS, make sure you haven’t set display: inline-block; on the <table> element.
You can press Ctrl+N to open a new window, but the new window loads with your home page. What I’ve found myself wanting to do is to open a copy of the current page in a new window. The way I figured was to click History in the menu bar and then Shift+Click to load the page on the top of the list (assuming the page you want is actually on the top of the list… if that’s not what you want keep looking down the list!).
By default Firefox complains about access to non-standard ports and blocks access. You can override this behaviour by following these instructions. Basically add the comma separated list of allowed ports to the network.security.ports.banned.override string via about:config.