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Αυγουστιάτικο ξεκαθάρισμα

Αυγουστιάτικο ξεκαθάρισμα

Ο μεγάλος χαμός στο φορητό μου υπολογιστή έγινε τις τελευταίες ημέρες στο ~/Pictures, όπου «ελευθερώθηκαν» περίπου 4 GB καθώς διέγραψα μερικές εκατοντάδες φωτογραφίες που υπήρχαν σε περισσότερα από ένα αντίγραφα η κάθε μία (με άλλα ονόματα ή σε άλλους υποφακέλους).

Some utilities I’ve found lately

Some utilities I’ve found lately

During the last three days I had the opportunity to ‘discover’ some utilities I didn’t know before and with this post I want to write down their names and some notes.

Duplicity fails on 3GB /tmp

Backup application Duplicity has just filled up my /tmp, located on / partition with 3GB free space, during verification of a full backup and, finally, reported ‘failure’!After quitting Duplicity, I have 1GB less free space on my / partition. I

CRON error: grandchild failed with exit status 1 [Solution]

Just after I upgraded my Ubuntu to 10.10 version, I noticed some cron-related error messages in my /var/log/syslog file, like these: Jul  5 13:40:01 agriope2 CRON[971]: (CRON) error (grandchild #974 failed with exit status 1)Jul  5 13:50:01 agriope2 CRON[7775]: (CRON)

System upgrade to Ubuntu 9.10

I know that I’m some months late on upgrading, but for a production system I prefer to let things cool down a little before attempting the system upgrade. However, even with this methodology, there may be still some problems after

send mail to correct local host

After upgrading my previous server with a new one, I run a lot of migration scripts and update procedures to make sure that everything transferred OK and worked as expected. However, a little thing kept bugging me until today. Usually,

Sample data and how to produce them

Sometimes a programmer needs to test/debug one application by feeding it with data, random or not. In a situation like this, there are some utilities one can use to produce as many data as she needs. Let’s start with a

Use the source, Luke… even for HTML pages!

These days I’m experimenting with a few desktop clients to read/update status messages from/to some socail networks I participate and I want to be involved more from now on. But there is a small catch! Most desktop clients nowadays are

Backup files before editing

It’s a fact that many text editors (or word processors) have the ability to keep a backup copy of every file you edit, just to assure you that you can always restore the previous version of the file. This is

Always check your fingers while being root

Yesterday, while I was reading some very old magazine articles, I remembered a “horror” story that happened to me a long time ago, when I was learning to administer my first Sun Solaris system. It goes like this… I was

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