If you have recently switched to a load balancer setup or are experimenting with the configuration, you undoubtedly have noticed that after the switch your Apache log files no longer show the IP address of the visiting client for web traffic – it shows the IP address of the load balancer on all entries! However, do not panic, this isn’t permanent and the fix is simple!
If you own a business, the words “disaster recovery” and “data backup” are phrases you have most likely heard and that caused some concern. We live in a digital age where computers have replaced paper, and where business comes to a screeching halt when our servers or PCs go down. So now is the perfect time to ask a question – do you have a backup routine in place?
Have you ever needed to show a shortcode on your WordPress website, possibly in a tutorial? When you enter the shortcode you are using for the tutorial, it will run instead of showing as text… here is how to fix that.
Regular expressions are very handy for extracting text, verifying text and manipulating text. Below you will find some more handy regex expressions that you can use in your projects!
Regular expressions, aka. “regex”, are one of the most useful programming operations. With it you can search for and manipulate text using a single line, or few lines, of code. Here we give a few handy regex expressions to tuck away for future reference!