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Sometimes I need to calculate a total disk usage of files older than a specified interval (days, months, years).
Here is a 1 liner to do that:
find . -type f -mtime +7 -print0 | du -hc --files0-from - | tail -n 1
If you are in a search for an email archiving solution, MailPiler is a recommend solutions.
If you didn't heard about MailPiler, check out the comparison with MailAr ...
Excel doesn't do a very good job on exporting comma separated files (CSV or TXT). Reading the file with fgetcsv could fail, since the field separator might not be as expected (a comma).
Here is a quick method to find the field delimiter from a CSV file. We'l ...
If your system setup is based on nscd with libnss-mysql and you have setup a cron job for a database user, it might be possible to get this error in your syslog after ...
Adding a domain to Office 365 requires adding some DNS records.
The details are explained here Cre ...
Ever wanted to delete all messages from Postfix queue by sender email address and recipient domain ?
Today, I did ... and below you can find a handful script for this purpose.
Tools needed: grep, awk, mailq and postsuper.