![]() ![]() Once installed, download and add the Jitsi GPG key with the following command: wget -qO - | apt-key add. You can install them by running the following command: apt-get install apt-transport-https software-properties-common -y apt-get update -y Step 2 – Install Jitsi Meetīefore starting, you will need to install the required dependencies in your server. Once you are logged in to your Ubuntu 20.04 server, run the following command to update your base system with the latest available packages. Connect to your Cloud Server via SSH and log in using the credentials highlighted at the top of the page. Create a new server, choosing Ubuntu 20.04 as the operating system with at least 1GB RAM. Step 1 – Create Atlantic.Net Cloud Serverįirst, log in to your Atlantic.Net Cloud Server. ![]() A root password configured on your server.A valid domain name pointed to your server IP.A fresh Ubuntu 20.04 VPS on the Cloud Platform.In this tutorial, we will explain how to install Jitsi Meet Video Conferencing Server on Ubuntu 20.04. With Jitsi Meet, you can share your desktop & presentations, invite users to a conference via a simple URL, edit documents with Etherpad, and pick fun meeting URLs for every meeting. ![]() Jitsi Meet Audio/Video Chat is fully encrypted and supports several protocols including SIP, XMPP/Jabber, ICQ/AIM, Yahoo!, GTalk/Hangouts extensions, and ZRTP. It works on Linux, macOS, Windows, iOS and Android, and you can use it as a standalone app or embed it in your web application. then you will have to escape it.Jitsi is a free, open-source, multiplatform video conferencing and instant messaging application for web & mobile. There is also the negative form of these: \s matches white space (tabs, regular space, newline).There is a nice shorthand syntax for specifying character ranges: Remember: the return value when using =~ is either the string index or nil matches any letter from a to z (no caps)Įxample: Does this string contain any numbers? def contains_number(str)Ĭontains_number("The year is 2015") # returns 12Ĭontains_number("The cat is black") # returns nil.In other words, a range like is the same as. We can use ranges to match multiple letters or numbers without having to type them all out. This will not take into account the amount of characters, we will see how to do that soon. For example, matches any vowel.Įxample: Does the string contain a vowel? def contains_vowel(str) Character ClassesĪ character class lets you define a range or a list of characters to match. Now you are going to learn how to build more advanced patterns so you can match, capture & replace things like dates, phones numbers, URLs, etc. If we don’t care about the index we could use the String#include? method.Īnother way to check if a string matches a regex is to use the match method: if "Do you like cats?".match(/like/) ![]() This returns the index of the first occurrence of the word if it was found or nil otherwise. The most simple expressions match a word or even a single letter. Ruby regular expressions are defined between two forward slashes to differentiate them from other language syntax. In other words, your program will be able to tell the difference between a valid & invalid email address. Think about an email address, with a ruby regex you can define what a valid email address looks like. Two common use cases for regular expressions include validation & parsing. Ruby regular expressions ( ruby regex for short) help you find specific patterns inside strings, with the intent of extracting data for further processing. ![]()
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