Effortlessly create stunning apps with these code examples: Ultimate guide on installing Qt Creator on Ubuntu 20.04

Table of content

  1. Introduction
  2. Why Qt Creator on Ubuntu 20.04?
  3. System Requirements
  4. Preparations before Installing Qt Creator
  5. Installing Qt Creator on Ubuntu 20.04
  6. Running Qt Creator for the First Time
  7. Creating Your First App with Qt Creator on Ubuntu 20.04
  8. Conclusion


Hey there! Are you ready to create some stunning apps? Well, you're in the right place! Today, I'm going to show you how to install Qt Creator on Ubuntu 20.04. If you're not familiar with Qt Creator, it's a nifty integrated development environment (IDE) that makes creating apps a breeze. With Qt Creator, you can create apps for a variety of platforms, including Windows, Mac OS, Linux, Android, and iOS.

Now, you might be thinking to yourself, "But wait, installing software can be a pain!" Fear not, my friend, because I'm here to guide you through the process step-by-step. Trust me, it's not as complicated as you might think. In fact, with a little bit of patience and some good old-fashioned determination, you'll be up and running in no time!

So, without further ado, let's dive into the world of Qt Creator and see how amazing it can be!

Why Qt Creator on Ubuntu 20.04?

So, you might be wondering why I'm suggesting you use Qt Creator on Ubuntu 20.04 for app development. Well, let me tell you, it's nifty! Qt Creator is an amazing integrated development environment (IDE) that makes creating stunning apps a breeze. And Ubuntu 20.04 is the perfect operating system to run it on, giving you all the power and flexibility of Linux with a sleek and modern interface.

One of the biggest advantages of using Qt Creator on Ubuntu 20.04 is the ease of installation. You can download and install Qt Creator from the Ubuntu Software Center, or through the terminal using the apt install command. And once it's installed, you'll have access to a wide range of code examples, templates, and plugins to help streamline your app development process.

Another great thing about using Qt Creator on Ubuntu 20.04 is the level of customization it offers. You can easily tailor the IDE to fit your specific programming needs, whether you're working on a large-scale project or a simple utility app. Plus, Ubuntu's open-source development community ensures that you have access to a wealth of resources, including tutorials, forums, and documentation.

So, if you're looking for a powerful and user-friendly development environment for your Linux-based app projects, give Qt Creator on Ubuntu 20.04 a try. You might just be surprised at how amazing it can be!

System Requirements

Alrighty! So, before we dive into the nitty-gritty world of Qt Creator, let's make sure we've got all our ducks in a row with the .

First things first, you'll need to be running Ubuntu 20.04. If you're not sure which version you have, just open up your terminal and type in lsb_release -a. This little command should spit out your version information for you.

Now, onto the fun stuff. You'll need at least 4GB of RAM, although I'd recommend bumping that up to 8GB if you can swing it. Your CPU should be at least an Intel Core i3, although an i5 or i7 will give you some extra oomph. And finally, you'll need around 20GB of free disk space to install everything you'll need.

And that's it! With these (rather modest) requirements, you'll be well on your way to creating some seriously slick apps. How amazingd it be to see your very own creation out there in the wild? Let's get started!

Preparations before Installing Qt Creator

Before we dive headfirst into installing Qt Creator on Ubuntu 20.04, there are a few preparations we need to make. Trust me, taking the time to do these little things ahead of time will save you so much frustration later on.

First and foremost, make sure your system is up to date. You can do this by running the following command in your terminal:

sudo apt-get update && sudo apt-get upgrade

This will update all of your packages and ensure everything is running smoothly. Next, you're going to want to make sure you have all the necessary dependencies installed. Don't worry, it's not as difficult as it sounds! Just run the following command:

sudo apt-get install build-essential libgl1-mesa-dev

These packages are needed for building Qt applications and working with OpenGL. With all that out of the way, we're ready to get started with the nifty process of installing Qt Creator!

Isn't it amazing how a few simple steps can make such a huge difference in the installation process? Prep is key, my friends. Trust me, you'll be thanking yourself later.

Installing Qt Creator on Ubuntu 20.04

So, you want to install Qt Creator on Ubuntu 20.04? Great choice! Qt Creator is a nifty tool for creating apps, and Ubuntu 20.04 is a great OS for development. Let me walk you through the process.

First, you'll want to make sure that you have a C++ compiler installed on your system. You can do this by opening up your terminal and typing in:

sudo apt-get install build-essential

Once that's installed, it's time to grab the Qt Creator source code. You can find the latest version on the Qt website. Download the file to your Downloads folder, and then extract it using the following command:

tar -xzf ~/Downloads/qt-creator-*

This will create a new directory called "qt-creator-VERSION" in your Downloads folder.

Now it's time to install the dependencies. Open up your terminal again and type in:

sudo apt-get install libgl1-mesa-dev libxkbcommon-x11-dev

Once that's done, it's time to run the install script. Change into the qt-creator-VERSION directory by typing:

cd ~/Downloads/qt-creator-VERSION

And then run the following command:

./configure && make && sudo make install

This process may take some time depending on your system's resources, so be patient!

And voila! You now have Qt Creator installed on your Ubuntu 20.04 system. How amazingd it be to be able to create stunning apps with just a few code examples? Start exploring the app creation possibilities that Qt Creator offers and let your creativity run wild!

Running Qt Creator for the First Time

Alright, so you've got Qt Creator up and running on your Ubuntu 20.04, congratulations! Now comes the nitty-gritty part, actually using the darn thing. Don't worry though, it's not that hard. In fact, once you get the hang of it, you'll be churning out slick apps left and right!

So you're probably wondering, how do I even run Qt Creator for the first time? Well, it's simple. Just open up your Applications menu and type in "qt creator" in the search bar. Once you find it, go ahead and click on it. You'll see the startup screen for Qt Creator, with a bunch of different options to choose from.

Now, depending on what kind of app you want to create, you'll want to select a specific project type. For example, if you're making a desktop app, you'll want to choose "Qt Widgets Application". Or maybe you're making a mobile app, in which case you'll want to select "Qt Quick Application". The point is, there are a lot of options to choose from, so take your time and pick the one that's right for you.

Once you've selected your project type, you'll be taken to the main interface for Qt Creator. This is where all the magic happens! You'll be able to write, compile, and run code right from this interface. How amazing is that?

Now, I won't go into too much detail about how to use Qt Creator, as that's a topic for another subheading. But suffice it to say, once you get the hang of it, you'll be able to create some seriously cool apps with this nifty software. So go ahead and explore the interface, see what buttons do what, and play around with some code samples. Who knows, you might just surprise yourself with what you can create!

Creating Your First App with Qt Creator on Ubuntu 20.04

Alright, folks! Now that we've got Qt Creator all set up on our Ubuntu 20.04 system, let's dive in and create our first app! It's always exciting to see your code come to life, so I can't wait to show you how to do it with Qt Creator.

The first thing you'll want to do is open up Qt Creator and select "New Project" from the welcome screen. From there, you'll see a few options, but for now, we'll focus on creating a simple "Hello World" application. Select "Qt Widgets Application" and click "Choose."

Next, you'll be prompted to name your project and select a location to save it. I usually just leave the default name and location, but feel free to customize it to your liking.

Once you've created your project, you'll see the main window of Qt Creator. On the left-hand side, you'll see a list of files in your project. The most important file for now is the "mainwindow.ui" file. This is where we'll be creating the user interface for our app.

Double-click on the "mainwindow.ui" file to open up the visual editor. From here, you can drag and drop widgets onto your app's user interface. For our "Hello World" app, let's just add a simple label widget that says "Hello, world!"

You can find the label widget in the widget box on the right-hand side of the visual editor. Drag it onto your app's user interface and position it where you want it. Then, change the text to "Hello, world!" using the "Edit" section in the properties panel on the right-hand side.

Finally, click the "Build" button in the lower-left corner of Qt Creator to build your app. Once it's done building, click the "Run" button to see your app in action! Voila! You've just created your first app with Qt Creator.

How amazing is it to see that label widget pop up with your own custom text? Qt Creator makes it so easy and nifty to create stunning apps without writing all the code yourself. I'm excited to see what other kind of apps you'll come up with in the future!


And that's it, folks! We've successfully installed Qt Creator on Ubuntu 20.04, and have dived into some pretty nifty code examples. I hope you've found this guide helpful in your own coding endeavors.

Overall, I think the beauty of Qt Creator lies in its user-friendliness and versatility. Whether you're a seasoned programmer or a beginner, there's something for everyone in the Qt Creator toolkit. Plus, the fact that it's open-source and free to use is a huge bonus!

I encourage you to continue exploring the various features and functionalities of Qt Creator. Who knows what kind of amazing apps you could create with it? The possibilities are endless.

So go ahead, tinker around, have some fun, and see where your creativity takes you. Who knows – maybe you'll end up creating the next big thing in the tech world. And if you do, be sure to give yourself a pat on the back (and maybe even send me a shoutout)!

As a senior DevOps Engineer, I possess extensive experience in cloud-native technologies. With my knowledge of the latest DevOps tools and technologies, I can assist your organization in growing and thriving. I am passionate about learning about modern technologies on a daily basis. My area of expertise includes, but is not limited to, Linux, Solaris, and Windows Servers, as well as Docker, K8s (AKS), Jenkins, Azure DevOps, AWS, Azure, Git, GitHub, Terraform, Ansible, Prometheus, Grafana, and Bash.

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