Server Load Optimization with Content Delivery Network

Content delivery No Comments »

It would be great if web hosting can be done with just one or two servers backing up each other with all the bandwidth one needs and having all the loads and traffic going through them. But that is really not ideal not anywhere close to what is real. With the growth of the World [...]

Recipient addresses must be specified on the command line or via the -t option

Dedicated servers, Hosting 4 Comments »

Many folks have been getting the error message sending email using php’s mail() function on Fedora, Red Hat Enterprise and Centos boxes, possible many others. This error usually happens if you are using Postfix or Sendmail MTA. The error shows up in the maillog file as follows: postfix/sendmail: fatal: Recipient addresses must be specified on [...]

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