Rainer Müller is a user on mastodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse. If you don't, you can sign up here.

Rainer Müller @raimue@mastodon.social

USB charger on the bus in Salzburg.

Oh great, apparently Apple actually broke TLS in postfix on macOS 10.12.6 in November and I only noticed now… apple.stackexchange.com/questi

Your account confirmation should use a valid domain name as sender, @Microsoft@twitter.com. Yes, even for noreply mails.

postfix/smtpd: NOQUEUE: reject: RCPT from ...: 450 4.1.8 <account-security-noreply@accountprotection.microsoft.com>: Sender address rejected: Domain not found

Vendors are running into the first UNIX epoch problems...

Connectivity between SmartDashboard / SmartDomain Manager and Security Management / Multi-Domain Management Server R77.30 and below fails on fresh installation after January 24th 2018

The Internal Certification Authority (ICA) certificate is valid for 20 years. Starting on January 2018, the internal CA certificate expiration date will exceed the maximum Unix epoch time (January 19, 2038)


Here's a user stylesheet snippet you can use to replace hamburger menus with hamburgers:

.fa-bars:before {
content: "🍔" !important;

It doesn't work on everything, not even all websites using Font Awesome (you wouldn't believe how many ways people find to implement the hamburger...) but it occasionally pops up in hilarious places

LWN reports 35% of Google's outbound traffic is carried over QUIC now. That is way more than I expected, given there is no IETF standard yet.
lwn.net/Articles/745590/ (subscriber only, DM me for a free link)

Being an open-source maintainer is really hard. A lot of people tend to act very entitled towards you, as if you "owe" them your time or your attention.

It's totally illogical: you put something out there for free, and now because of that, folks feel like they deserve more of it! And yet this is often the prevailing mood in OSS communities.

At the same time, you may start to believe this logic yourself, leading to "open-source guilt." This often ends in burnout.

Oooops, "No space left on device". As I wanted to restore a single config file from backup, I accidentally restored the whole root filesystem to this path... At least full restore is kind of tested now.

Today I deactivated the "Do not Disturb" mode I had enabled before Christmas on the office desk phone. ¯\_ (ツ) _/¯

All my playlists are titled "Loading..." right now.

Früher war mehr Club und weniger Flora.

Please do not photograph or film the queue.

Perfect pass of the ISS at the worst weather. ☁

People flew to the moon on systems with speeds measured in units prefixed with kilo.
Kilohertz speeds, kilobytes of memory.