Useful tips for everyday
How do you make one line not justified? Method 1: Change Layout Options First, click “File” then click “Options” to open “Word Options” dialog box.…
How do I remove duplicate values from multiple columns in SQL? The best way to delete duplicate rows by multiple columns is the simplest one:…
What does it mean when a number is square free? In mathematics, a square-free integer (or squarefree integer) is an integer which is divisible by…
What is the subnet mask for 32? 255.255.255.255 Understanding CIDR Subnet Mask Notation Subnet Mask CIDR Prefix Total IP Addresses 255.255.255.255 /32 1 255.255.255.254 /31…
How does an electronic relay work? Relays control one electrical circuit by opening and closing contacts in another circuit. As relay diagrams show, when a…
How do you secure a symmetric key? There are two types of symmetric encryption algorithms: Block algorithms. Set lengths of bits are encrypted in blocks…
Does iPhone 6s have 3D Touch? These devices support 3D Touch: iPhone 6s, iPhone 6s Plus, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8…
Can you append to a list while iterating python? append() to append elements to a list while iterating over the list. Call len(obj) to get…
What is the difference between a passive tag and an active tag? Active RFID tags have a transmitter and their own power source (typically a…
How a triangular wave generated from square wave generator? A triangular wave is generated by alternatively charging and discharging a capacitor with a constant current.…