What is PEEK and POKE?
In computing, PEEK and POKE are commands used in some high-level programming languages for accessing the contents of a specific memory cell referenced by its memory address. PEEK gets the byte located at the specified memory address. POKE sets the memory byte at the specified address.
What do you mean by poke?
verb (used with object), poked, pok·ing. to prod or push, especially with something narrow or pointed, as a finger, elbow, stick, etc.: to poke someone in the ribs. to make (a hole, one’s way, etc.) by or as by prodding or pushing. to thrust or push: She poked her head out of the window.
Is poking a form of hitting?
A poke is a jab or a sharp push, usually with something thin or pointed, like a finger, a stick, or even an elbow. The main idea behind a poke is a prodding action that creates a depression or hole, as when you poke someone in the ribs with your finger.
Where can PEEK and POKE functions be used?
The most common uses of PEEK and POKE relate to early computing systems such as eight-bit processors. Here, the memory addresses were limited to a certain eight-bit (256-value) range. A user could issue a PEEK command to look at the contents of a particular memory cell. POKE would effectively change that value.
What does the POKE command do in basic?
The BASIC command POKE changes the content of any address in the memory address, ranging from 0 to 65535, to the given byte value in the range 0 through 255. If either number is outside these limits, the 64 will display the error message? ILLEGAL QUANTITY ERROR IN line.
What is FB poke?
People can poke their friends or friends of friends on Facebook. When you poke someone, they’ll get a notification. To see and send pokes, visit your pokes page. If you don’t want someone to poke you, you can block them.
Why is it called a poke?
Poke /poʊˈkeɪ/ (Hawaiian for “to slice” or “cut crosswise into pieces”; sometimes anglicised as ‘poké’ to aid pronunciation) is diced raw fish served either as an appetizer or a main course and is one of the main dishes of Native Hawaiian cuisine. Traditional forms are aku (skipjack tuna) and heʻe (octopus).
How do you get poked on Facebook?
How to Poke Someone on Facebook
- One way you can get someone’s attention on Facebook is to poke them.
- Once you find the person to poke, next to their name on the list, click the “Poke” button.
- Facebook will send a notification to that user saying that you have poked them.
What does poke mean on Facebook?
Chill and read the meaning below. According to Oxford Advanced Learner’s Dictionary, Poke means to quickly push your fingers or another object into somebody or something. The poke shows up on your friend’s page as a sign which indicates that you poked him or her and also provides the options to “Remove Poke” or “Poke Back”.
What is the difference between a peek and a poke?
PEEK gets the byte located at the specified memory address. POKE sets the memory byte at the specified address.
What are Peek and POKE commands?
The PEEK and POKE commands were conceived in early personal computing systems to serve a variety of purposes, especially for modifying special memory-mapped hardware registers to control particular functions of the computer such as the input/output peripherals.
What is the generic usage of Poke and peek in Visual Basic?
An example of the generic usage of POKE and PEEK is in Visual Basic for Windows, where DDE can be achieved with the LinkPoke keyword. ^ “PEEK”. Microsoft QuickBasic 4.5 Advisor.
