Blog – Tips and tricks around software & co.

This blog is a collection of all kinds of tips, tricks and alike. Content for beginners as well as for tech-savvy people can be found here, from software like browsers to server administration until hardware.

Debian: Setup z-push with IMAP and nginx

z-push allows you to extend your mail server with ActiveSync capabilities, e. g. support for push notifications on Apple’s iOS. That way, you can get earlier information about new emails on your iPhone and iPad. Since I couldn’t fine any complete guide on how to setup z-push within your already working setup with a mail server and nginx, I decided to create my own.

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Add missing headers to FastCGI Microcaching

A while ago I setup FastCGI Microcaching for this website at to improve the page load time dramatically. Now, a while later, I noticed that some HTTP headers are missing in the server responses even if they were added in the configuration. Even after a Google search I couldn’t find any explanation but noticed that the X-Cache header I added for indicating if the microcache hits was added successfully.

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macOS: Disable Siri Suggestions in apps

When Apple shipped macOS 10.15 Catalina, one of the new features were Siri Suggestions in various apps. And since people might get used to it, some other – me included – would like to disable it. This is why I searched for a solution to disable Siri Suggestions. For me personally, I got most annoyed by the suggestions in the favorites page of Safari but it is also possible to have these new suggestions displayed in other apps like Reminders, FaceTime, Calendar, Contacts, Mail, Messages and Podcasts.

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