How to Clear the Screen when in Terminal

When working on the Terminal window in Mac, Linux, and Unix, sometimes their’s so much information on the screen that you’d like to clear it and start over.  Well, there is simple way to do it. When at a blank Linux or Unix prompt, just type: clear That will clear the screen and make the prompt appear in the upper-left corner of the screen.

How to test apps with a wireless device using the Xcode development environment

For those of us who develop software for iOS, sometimes we need to test it on a ‘real’ device. Up until the other day, I was under the impression that the developer always needed to plug in the device to the computer and then install the app from there. But I found this neat little tip that saves time (and frustration) with having to always plug in the device. 1.  Fire up Xcode and load in a current project that you’re currently doing. 2.  (One more time) plug in your iOS device to your development machine. 3.  Select WINDOW > DEVICES AND Click Here to Read more

[Advanced Tip]: How to put your Mac in 64-Bit only mode

Last week, I went over how to check if your apps are either 32 bit or 64 bit to ensure that they will work if (when) Apple decides to cut off support for 32 bit apps. Now, with this tip, you can make the Mac discard all 32 bit apps and just run apps that are 64 bit.  This tip involves using the Terminal and should only be done by advanced users. If you want to try it, here’s how: 1.  Go to Finder > Applications > Utilities > Terminal. 2.  Type in the following: sudo nvram boot-args=”-no32exec” 3.  Press [Return]. Click Here to Read more

Your iPhone’s Six Digit Passcode may no longer be safe

“iPhones protected by a six-digit pass code may no longer be safe thanks to a cheap tool being marketed to police that can unlock a smartphone in just days,” James Hetherington reports for Newsweek. “Grayshift has developed an iPhone decryption device called GrayKey that can break through some devices in just two hours,” Hetherington reports. “Presumably, the device is able to skip Apple’s imposed wait times between pass code attempts.” “Apple used to require only a four-digit pass code but bumped up the minimum to six in 2015, via iOS 9. Users are now also given the option to enter Click Here to Read more