From time to time, for any reason known to you, you might want to move from events to promises. It could be simply because you prefer promises and clean async/ await syntax, you are 100% sure you won’t need to listen to your event more than once, etc. The solution…

MacBook Air M1 with 8-Core CPU and 7-Core GPU 256GB Storage This is the model in question. It is the cheapest M1 laptop you can buy from the Cupertino company at the moment. But the question is, will it fulfill your mobile development, or any other kind of development, needs? If you are not interested in reading the rest of this…

Motivation Having a nice initial screen than explains to the user what is your app about and what they can achieve using it is nowadays an industry standard. The implementation varies from pretty simple ones with a few static elements to heavily animated ones with many elements jumping around the screen…

Open-source and startup If you go to opensource.com they define open-source software as: Open-source software is software with source code that anyone can inspect, modify, and enhance. Wikipedia, on the other hand, defines a startup as: A startup or start-up is a company or project undertaken by an entrepreneur to seek, develop, and…

If you’ve ever stumbled upon a weird world of programming then you’ve probably heard of Factory method pattern. It is really useful and can make your life easier ( don’t believe me, read what is it about and try to understand it’s pros and cons). If you combine it with…

The problem

History of convolutional neural networks The use of computers for so-called computer vision (CV) is thought to have become widespread in 2012 when the AlexNet architecture won the ImageNet competition, however, attempts to use machines to recognize shapes in images have existed for decades. The events of the fifties and sixties of the twentieth century…

Convolutional neural networks, like other neural networks, are used for the purpose of classification, but also for the purpose of learning characteristics. With the accelerated development of deep neural networks, but also systems for visual recognition of shapes in the last few years, this type of neural network has gained…

First steps first We are going to the PostgreSQL using plain old Ubuntu repositories. This is the easiest and the most convenient way of installation on Ubuntu and its flavors. Step1: Don’t forget to update your repositories: sudo apt-get update After that, you are good to go with the installation. Step2: Install PostgreSQL …