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Java Socket Programming - Multiple Clients Chat

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Welcome to WittCode! In this video we will create a group chat using Java sockets. In other words, we will be creating a server ...

Don't Let Promises Slow Down Your App

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Don't let JavaScript Promises slow down your application. Become a Better Developer https://courses.wittcode.com My ...

Monitor Server Authentication Activity (Grafana, Loki, Promtail, Docker Compose)

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Monitor a server's authentication activity using the /var/log/auth.log file. Everything will be done with Grafana provisioning.

Sequelize Tutorial: Episode 1 - Introduction and Connecting to a Database

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In this Sequelize tutorial series we will learn everything there is to learn about Sequelize. In this video we will learn what ...

Returning Promises Could Crash Your App

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Returning a Promise from an async function could crash your application. Learn about return await versus return and how to ...

Monitor a Linux Server Easily (Grafana, Prometheus, Node Exporter, Docker Compose)

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Monitor Linux server metrics such as CPU usage, memory usage, and storage space within minutes using Docker Compose, ...

Java Socket Programming Client Server Messenger

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Create a constantly running Java server that accepts client messages and responds while learning about Java socket ...

Linux How To Check For Low Memory

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Learn how to check if a Linux system has low memory. We will discuss if low free memory is bad, what swap is, and free vs ...

JavaFX Login and Signup Form with Database Connection

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We will create a JavaFX login/signup GUI and connect it to a MySQL database using a JDBC driver. Specifically, we will have a ...

Java JDBC - Connect to MySQL Database in IntelliJ with Java

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Hey everyone and welcome to WittCode! In this video we will be going over how to connect to a MySQL database with Java using ...

Java Multithreading Runnable Interface

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Write more efficient Java programs by utilizing the power of threads and multithreading. Learn concurrent programming with Java ...

Java Socket Programming - Send and Download Files Between Client and Server

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In this video we will be using Java sockets and Java Swing to create a GUI that can send and download files between a client and ...

Persisting Service Workers

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Learn how to keep service workers alive for longer than 30 seconds using the Runtime API and long-lived connections. Become a ...

JavaScript Asynchronous Programming Explained

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Learn what asynchronous programming is, why it is needed, and its specificity to JavaScript. We will also go over what ...

Why Your Production Bundles Are Huge!

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Learn common causes of large production bundles. To demonstrate, we will bundle a React application for production using ...

Scaling Services with Docker Compose

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Learn how to horizontally scale an application using Docker Compose. To demonstrate, we will spin up multiple Node Docker ...

Add THIS CSS Property to Your Content Scripts

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Learn a very useful CSS property for content scripts that allows injected elements to have a consistent appearance. Become a ...

Node and Express - Sessions

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Learn what sessions are, the express-session library, how sessions work with cookies to add persistence to an application, the ...

JavaFX and Java Sockets - Client Server Messenger

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In this video we will be creating a client server messenger using Java sockets and JavaFX. We will also learn about Java sockets, ...

Process vs Thread vs Core

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Learn about a process vs thread vs core including concurrent vs parallel program execution, logical vs physical cores, how ...