Unix How to compress a PDF file on MacOSX (& Linux) Often (and especially when scanning documents with my printer) from MacOSX I would get unreasonable huge PDFs which are not suitable for emails. To strip them down without pain one can use ghostprint:
Java Jetty on RHEL 7/CentOS 7 If you look around on the internet you may find a lot of blogs guiding you on the installation of Jetty in RHEL 7 (or CentOS) which require you to download a new
Electronics Some applications using I²C Parallel and serial ports are disappearing from today’s pc making life harder for the people who wants to connect their home-made devices to a pc. The USB bus seems to be very
Linux Nagios nrpe and sudo: "NRPE: Unable to read output" On CentOS 5 (and RedHat EL as well), you can encounter the following behaviour when configuring an nrpe plugin with sudo: [andrea@feyd ~]$ /usr/lib/nagios/plugins/check_nrpe -H 1.2.3.
Linux Using samba with autofs on Fedora 9 Mount a samba share on the fly without having it mounted statically at boot via the /etc/fstab file can bring you the advantage of a painless boot in case of unavailability of
Amarok MusicBrainz not working with Amarok on Fedora 8 On my Fedora 8 system with Amarok I was trying to fill an mp3’s tag header using MusicBrainz, getting the following error: Tunepimp (MusicBrainz tagging library) returned the following error: "Fingerprinting
Linux SSH X11 forwarding issue Recently I’ve been in an awkward situation with ssh and X11 forwarding, where ssh using the classic -Y or -X option wasn’t working (DISPLAY was not set): [andrea@duncan ~]$ ssh -Y
