Debian Jessie: Upgrade BIND9 to newer version

I wanted to update BIND9 on my Debain Jessie Linux system to a newer version than the currently packaged version 9.9. Here are the steps to upgrade it to version 9.11:

This will install the new version of BIND9

IBM HTTP Server: Better logrotate for HTTP server logs in Linux

To rotate your IBM HTTP Server logs (or Apache HTTP server logs) on a daily (or whatever) basis, you normally are using something like

The disadvantage of that is, that the current log file name changes every day. So if you have e.g.