Useful tips for everyday
What does the bell icon mean? When you get a notificaion, Android will display a little ‘Notification Bell’ icon next to the message, alerting you…
Does the Apple Magic Keyboard light up? Since it charges via Lightning, owners who are traveling — perhaps using it to type on an iPhone…
What are the 4 things that a good photograph should have? So if your photos aren’t great it means you’re missing one or more of…
How does a linear feedback shift register work? The equivalent to the Ouroboros in the world of electronics would be the Linear Feedback Shift Register…
How do I backup my Google Authenticator keys? Android Download and install Google Authenticator application on your new smartphone. Open Google Authenticator on your old…
Can you videotape a FaceTime conversation? Recording FaceTime With Audio On Mac Open QuickTime and select ‘File.’ Click on ‘New Screen Recording’ and wait for…
How to not refresh page after form submitting? I usually use a hidden input field that matches a session variable to decide whether the user…
Why are my contacts showing as unknown? Normally, it is the person calling you that chooses to call as unknown. Even if it is someone…
What is intra observer error? Intraobserver error (INTRA-OE) is the difference between repeated measurements of the same variable made by the same observer. What is…
Why does iCloud Photos say Cannot load library? You may experience this issue if the Optimize Storage option is enabled on your device (Settings >…