All posts by Rafiki Technology

We learned a ton in school, on the job, but also from great technical insights that others shared on various platforms. We are just giving it back and glorifying Jesus Christ, the Inventor of all human beings. Please note that all information shared on or through our site is of good faith and is not intended to cause any harm individuals, groups, organizations, or devices. Just to be clear: you assume all responsibility for anything you do; we are not liable for anything that should go wrong.

Find Your historical DNS record

How To Find My Old DNS Information Or DNS History

Ever been stuck in a situation where you cannot remember what your last DNS* information was? This may happen while migrating a site from one hosting provider to another, a domain from one registrar to […]

Macbook Won’t Boot Past Gray Screen With Apple Logo

Your computer wont boot past the gray screen with apple logo? Has your computer been acting weird, like forgetting what percentage of power the battery really has, or what type of keyboard you are using and stuff like that? Then you may need to reset your NVRAM or your SMC. This article tells you how.

RafikiTechnology regular expression cheatsheet

Regular Expression

This is more of a note-to-self type of post. You know that series of symbols and characters in a chain following each other? Sometimes you will find them with a find, replace, or find and […]

ControlCenter4 error CC4-202

How To Get Here So, there you are with your brand new Brother (e.g. a Brother MFC-L58000DW Series) multifunction (all-in-one) printer, scanner, and fax trying to scan a file from the Device (the scanner itself) to […]

What’s that text from v5d@urdoc.us?

If you are like me, you did not want to open an apparently random text from v5d@urdoc.us or whatever the username@urdoc.us that just came to your phone. So you did a quick search in your […]

Can’t Find Server in Network

You have installed Windows Server 2008 R2, you have installed the application you want to make available to multiple endpoints on your LAN (Local Area Network), and you have even created your Share on the […]

Simple Text Editor Right in Your Browser

What do you do with those little ideas that sometimes light up in your head but you have no notepad ready to jot them down? Well, you just open a new tab on your web browser and type in the appropriate Data URI scheme.