What does this symbol mean ⊕? The symbol ⊕ means direct sum.
Also, What is NFC on an Android?
Near Field Communication (NFC) allows the transfer of data between devices that are a few centimeters apart, typically back-to-back. … NFC must be turned on for NFC-based apps (e.g., Android Beam) to function correctly.
What is ⊕ called? ⊕ (Unicode character “circled plus”, U+2295) or ⨁ (“n-ary circled plus”, U+2A01) may refer to: Theta, one of the most common early variants of the ancient Greek letter.
What does the R in a circle mean?
Trademark Symbols
The symbol “R” in a circle signifies that a trademark has been registered in the U.S. Patent and Trademark Office for the goods inside the package.
What is the meaning of the fleur de lis symbol?
The fleur-de-lis, also spelled fleur-de-lys (plural fleurs-de-lis or fleurs-de-lys), is a lily (in French, fleur and lis mean ‘flower’ and ‘lily’ respectively) that is used as a decorative design or symbol. … The fleur-de-lis has been used by French royalty and throughout history to represent Catholic saints of France.
Should NFC be on or off?
NFC needs to be turned on before you can use the service. If you’re not planning to use NFC, it’s recommended that you turn it off to save battery life and avoid possible security risks. While NFC is considered safe, some security experts advise switching it off in public places where it may be vulnerable to hackers.
Do I need NFC on my phone?
NFC is a slick technology for mobile payments, but too often carriers block access. I use this functionality every other day or so at Starbucks in Seattle with various Starbucks card apps on Android and Windows Phone. …
How can you tell if someone is spying on your phone?
Here are 10 of the most common signs that someone is spying on your phone:
- Unfamiliar Applications. …
- Your Device is ‘Rooted’ or ‘Jailbroken’ …
- The Battery Is Draining Fast. …
- Your Phone Is Getting Very Hot. …
- Unusually High Data Usage. …
- Strange Activity In Standby Mode. …
- Issues With Shutting Down the Phone. …
- Odd SMS Messages.
What does Uzumaki mean in English?
“Uzumaki” is the Japanese term for whirlpool. … (The Japanese word for the air variety of the whirlpool, or “tornado,” is “tatsumaki.”) A literal translation of “uzumaki” in English would be something like “swirl-roll.” “Uzu” translates to “swirl” in English.
What does a circle with cross under it mean?
A sun cross, solar cross, or wheel cross is a solar symbol consisting of an equilateral cross inside a circle. … The same symbol is in use as a modern astronomical symbol representing the Earth rather than the Sun. In pharmacy, sun cross symbol represents various/miscellaneous drugs.
What does meaning mean in English?
1a : the thing one intends to convey especially by language : purport Do not mistake my meaning. b : the thing that is conveyed especially by language : import Many words have more than one meaning. 2 : something meant or intended : aim a mischievous meaning was apparent.
What does C inside a circle mean?
Copyright: ©.
When you write a “C” with a circle around the letter, or use the word “copyright,” you are giving notice to the public that the work is copyrighted and that you are the owner of the work. … You don’t need to get permission from, or register with, the Copyright Office to use the copyright notice.
What does the little TM mean?
TM stands for trademark. The TM symbol (often seen in superscript like this: TM) is usually used in connection with an unregistered mark—a term, slogan, logo, or other indicator—to provide notice to potential infringers that common law rights in the mark are claimed.
Should I use TM or R?
The TM symbol can generally be used by any person or business to indicate that a particular word, phrase or logo is intended to serve as an identifier for the source of that product or service. … The R symbol indicates that this word, phrase or logo is a registered trademark for the product or service.
How is fleur-de-lis pronounced?
Why do the Saints use the fleur-de-lis?
The “fleur-de-lis” is an ancient symbol that has long been associated with French royalty. … The flower became a symbol of purity and whenever Clovis had it with him, he succeeded in every battle. You probably had no idea the symbol was associated with religion when you watched the New Orleans Saints play football.
How important is NFC in a phone?
Near Field Communication (NFC) technology allows users to make secure transactions, exchange digital content, and connect electronic devices with a touch. … NFC can also be used to quickly connect with wireless devices and transfer data with Android Beam.
Can NFC be used to spy?
NFC or Android beam can be used to install malware in Android phones. This bug affected smartphones running on Android 8 Oreo and higher. Google patched this vulnerability in its October security patch.
Can someone else turn on my NFC?
As long as both devices are NFC-capable and that they are within the NFC wireless range, the connection is valid. … This has the potential for some real problems since anyone can establish an NFC connection with your device as long as they get close enough.
Is it safe to leave NFC on?
The bottom line is interception attacks are hard to operate, but not impossible. Solution: Leave NFC turned off whenever you’re not using it. When it’s enabled, leave your device in Passive mode to prevent an accidental Active-Active pairing.
What can NFC do?
Put an NFC tag near your door and set it to do things like: enable Wi-Fi, decrease brightness, disable Bluetooth, and auto-sync. Using NFC Task Launcher, you can program the tag to “switch,” so that when you exit your house and tap the tag for the second time, it changes those settings (like disabling Wi-Fi.)