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Screenshot: How to get a screenshot in linux using command line tools: xwininfo, convert.

Sometime back I was wondering how I can get a screenshot in Linux.  I've created this workaround for myself to use from the shell not knowing about the GIMP screenshot capture/aquire function at the time:

Sendmail: low on space / SYSERR(root): returntosender: cannot select queue for root

Not a big post today.  Just a solution to a problem I ran into earlier.   This may appear self explanatory if you assume disk space issue, as in this case the error is actually not referring to mailbox size. PROBLEM Feb  8 04:02:06 lhs sendmail[4105]: l18924AB004105: low on space (SMTP-DAEMON needs 0 bytes + […]

Linux / Windows: Changing MTU value of a Network Interface Card (NIC)

PROBLEM Occassionally, the default MTU (Maximum Transmission Value) value of a NIC card can cause you issues including being unable to view/see many internet sites or cause you issues when setting up your network, to the point where you will see communication popup errors and slowdowns.

Windows / Linux: Mutually accessing various filesystems on the same PC.

Especially true with dual boot systems, sharing files between two different operating systems on a single PC can become a time consuming task.  One thing many new users do when they install a Linux on a different partition of the same machine, is to try to connect to the other operating systems and files they […]


     
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