Useful tips for everyday
How do you destroy data on a floppy disk? Run a strong magnet over the floppy disk to erase any data on it. Buy a…
When each player makes a choice without the other person knowing what that choice is the game is called? Understanding the Prisoner’s Dilemma The prisoner’s…
How many LED lights can an Arduino power? A standard Arduino board (like a Duemilanove) provides 17 “free” I/O pins, not counting TX, RX, Reset,…
How do I import bookmarks from Chrome to iOS? Go to New Tab > Favorites > Computer Favorites. From the App Store description: Sign in…
How do you show negative numbers in a bar graph? First select your chart, then click on the Vertical Axis and press CTRL+1 to bring…
Is Magento a shopping cart? Shopping Cart in Magento 2 Luckily, in Magento 2, it is designed to provide your customers with a complete shopping…
Why is my YouTube not showing 720p option? Recently, YouTube has decided to change how it defines HD. Now, Mobile and Desktop users of YouTube…
Why do switches have a voltage rating? The voltage rating is the specified maximum voltage it can safely switch. (Higher voltages require larger contact separation.)…
Which encryption uses two keys? Symmetric key encryption algorithms use a single symmetric key for both encryption and decryption, whereas asymmetric key encryption algorithms (aka…
How do you measure the effectiveness of a promotion? But the only way to determine whether your promotions are truly effective is by accurately measuring…