Uploaded September 2017 | Updated September 2026, 3 weeks ago
steves-internet-guide.com/binary-numbers-explained - If you are working with computers or computer networking then having a basic understanding of binary numbers is essential.
In the video tutorial you will learn about binary and hexadecimal numbers and how to convert between binary and decimal.
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254
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75
11001000
Other vidoes
Introduction To IP Addresses for Beginners
youtu.be/BiYipq4cnaU
---------------------------
IPv4 Addresses and Address Classes Explained
youtu.be/nVKZs-_-7U4
Have a question Use the comments or if you want help then use
steves-internet-guide.com/ask-steve
If you find these videos useful then you might want to consider buying me a coffee
paypal.me/StepenCope
steves-internet-guide.com/binary-numbers-explained - If you are working with computers or computer networking then having a basic understanding of binary numbers is essential.
In the video tutorial you will learn about binary and hexadecimal numbers and how to convert between binary and decimal.
Answers to questions in video
Answers
254
8B
75
11001000
Other vidoes
Introduction To IP Addresses for Beginners
youtu.be/BiYipq4cnaU
---------------------------
IPv4 Addresses and Address Classes Explained
youtu.be/nVKZs-_-7U4
Have a question Use the comments or if you want help then use
steves-internet-guide.com/ask-steve
If you find these videos useful then you might want to consider buying me a coffee
paypal.me/StepenCope





![Store A Function in Global Context
In this video we will look at hoe to store an function in the global context so it can be used in the workspace by simply importing it like any other variable.
Site referenced in video
https://community.oh-lalabs.com/t/how-to-define-global-functions-and-libraries-in-nodered/2883
Code taken from flow
function log_data(message,node,flow) {
let d = new Date();
let now = d.getTime();
let logs = global.get(logs) || [];
let temp = {};
temp.timestamp = now;
temp.utctime = d.toLocaleString();
temp.flow = flow;
temp.node = node;
temp.message = message;
logs.push(temp);
global.set(logs, logs);
}
global.set(log_data,log_data);
//to use import it into the function node using
//let log_data=global.get(log_data);
//call it anywhere in the function using
//log_data(message, node, flow); Store A Function in Global Context](https://i.ytimg.com/vi/Kv0NIjKVV7k/mqdefault.jpg)




