Distinguishing lower case from upper case. In a case sensitive language, "abc" is considered different data than "ABC." Windows is not case sensitive, thus, "Abc" is the same as "aBc." However, the ...

The username part of an email address can sometimes have numbers and special characters. But what if someone gives you an email address with a combination of upper-case and lower-case letters? Will ...

Many users will remember that hard drive "journaling," now standard on Panther installations, was originally introduced in OS X 10.2 (Jaguar) as a "Mac OS X Server-only" feature; however, since the ...

Jay Keim writes in with a sensitive question: I have a refurbished 27ʺ iMac. I tried to install Adobe Creative Cloud on it and I got the error code that it could not ...