M-commerce, IoT and Beacon. What to expect in 2020?
If it comes to shopping, ordering your favorite meal, saving money, calling a taxi or any other daily activity on the Internet, what device will you immediately think about to complete all these steps? About your smartphone, right! And so will do each of us….
Mobile development: from idea to cost estimation
Mobile developers are often asked how much it will cost to implement an idea. For example, make an analogue of “Uber” or “Avito”. With this formulation of the question, it is difficult to assess the upcoming labor costs, which creates a large spread in prices…
11 mobile development trends in 2020
Mobile platforms are evolving and exploring themselves. The mobile app market should grow by 385% by 2021. In 2021, there will be about 7 billion mobile device users in the world. By 2022, the costs of users in the App Store will increase by 92%…
Security Cheat Sheets: Node.js
Quite a lot has already been said about the popularity of NodeJS. The increase in the number of applications is obvious – NodeJS is quite easy to learn, it has a huge number of libraries, as well as a dynamically developing ecosystem. We made recommendations…
React Native list rendering
In this article I will not tell you that you need to use as little content as possible to display or cache images. No! We will only talk about real list optimization and it doesn’t matter what we need to display, because if the client…
What questions are asked Junior iOS developers at the first interviews
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viewDidLoad() viewWillAppear(_ animated: Bool) viewDidAppear(_ animated: Bool) viewWillDisappear(_ animated: Bool) viewDidDisappear(_ animated: Bool) |
Of course there are still methods, but in general these will be enough. OOP You can easily google this moment and read what is there. Class vs Struct Here, in fact, everything seemed to be simple, but you really need to know what they…
Testing on production: Canary Deployment
Summary. One of the most important indicators for business is percentiles. The metric shows that in 95% of cases, our system works the way we want. We can accept it if there is a problem somewhere, because we understand the general tendency of how good…
Laravel + Docker + Gitlab. How to begin with
I usually always worked without a docker and thought that a docker is needed only for large projects in large companies. But one day I saw how the docker works in tandem with the friend’s gitlab and realized that I still should study it. However,…
Framework independent front-end
GoF, Pure Architecture, Perfect Code are the True Programmer’s Handbooks. But in the front-end world, many ideas from these books are not available. At least resemblance to the real world is very difficult to find. Maybe the modern front-end is ahead of time? Maybe “functional”…
Domain Driven Design Tools
The blue whale is a great example of how the design of a complex project went wrong. The whale looks like a fish, but it is a mammal: it feeds the babies with milk, it has hair, and the bones of the forearm and hands…