How do I take care of the output from the systemfunction.
system("useradd -g users -d /home/.......");
Lets say it doesnt work and says something here. If it were in ordinary shellscript you could redirect the output to a logfile (>>logfile), but if I want perl to print it to a logfile.
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 …
There are many situations when we need to display the data in sorted order. For example: Student details by name or by rank or by total marks etc. If you are working on data driven based projects then you will use sorting techniques very frequently.…
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: