I am trying to get a script running on a server with
Perl 4 - the script has a few lines that rely on
the "sprintf" command, Perl 4 seems to not know what this is, is something I can use instead of sprintf?
Network Monitoring is essential to ensure that computer systems and network devices are running. Use PRTG to monitor LANs, servers, websites, applications and devices, bandwidth, virtual environments, remote systems, IoT, and many more. PRTG is easy to set up & use.
A year or so back I was asked to have a play with MongoDB; within half an hour I had downloaded (http://www.mongodb.org/downloads), installed and started the daemon, and had a console window open.
After an hour or two of playing at the command …
Checking the Alert Log in AWS RDS Oracle can be a pain through their user interface. I made a script to download the Alert Log, look for errors, and email me the trace files. In this article I'll describe what I did and share my script.
Explain concepts important to validation of email addresses with regular expressions. Applies to most languages/tools that uses regular expressions.
Consider email address RFCs:
Look at HTML5 form input element (with type=email) regex pattern: