EVILEG → Release EVILEG-CORE 0.0.4

ESNF-C, EVILEG

After about 5 months of refinement of the site, I release a more elaborate version of the evileg_core package.

This release includes both new functions and utilities, and the old functionality has been finalized. For example, Markdown field behavior has …

Projects based on Qt → Release of C ++ / Qt deployment utility CQtDeployer v1.3.0

Qt, cqtdeployer, deployment, QML

The release of the cross-platform utility CQtDeployer is presented. The utility received a number of new features. The source code for the CQtDeployer components is licensed under LGPLv3 and is freely available on GitHub . This utility is used as …

Qt → Running Qt Quick on Vulkan, Metal and Direct3D - Part 2

Vulkan, Quick, macOS, Qt, Embedded, Windows, Graphics, Desktop, OpenGL

Let's pick up where we left off in the first article. An example of a Qt Quick application running on Linux on top of OpenGL and Vulkan was considered. We also saw the Vulkan frame capture in RenderDoc, which is …

Qt → Launch Qt Quick on Volcano, Metal and Direct3D

Vulkan, Quick, Qt, Embedded, windows, Graphics, Desktop, MacOS, OpenGL

Now that the first beta version of Qt 5.14 is approaching, it's time to talk about one of the most important new features. It's difficult to cover all the details regarding the graphics stack improvements and the path to Qt …

Qt → Cloud providers and telemetry via Qt MQTT

Google, Qt, iot, mqtt, telemetry

MQTT is an important standard for telemetry, especially in the IoT scenario.

The Qt Company is often approached by Qt customers and users to learn how to connect to various cloud providers and preferably keep the list of requirements short. …

Django → Django - Tutorial 048. How to add online status to a site

Backend, Auth, Python, Django

For a long time I did not add such functionality on the site for the simple reason that I did not know which side to approach this, because I would like to process this information in one single place, and …

Qt → Introducing Qt Quick 3D: A High-Level 3D API for Qt Quick

Graphics, OpenGL, qt, 3D, Quick

The developers have been looking into how to integrate 3D and Qt Quick as deeply as possible, resulting in a new project called Qt Quick 3D which provides a high-level API for creating 3D content for user interfaces from Qt …

Qt → Qt/C ++ - Tutorial 089. Buttons with absolute positioning inside QGraphicsView

Qt, QGraphicsView, QWidget, QPushButton

Considering the number of questions on the forum related to how to add buttons inside QGraphicsView, I decided to write a small tutorial on this topic. Moreover, there are various variations of the question. It can be a regular button, …

Development diaries → DBComponents project. Part 1. Requirements for the project and database

DBComponents, Qt, Iscander Che, C++

Project requirements

The project implements a database of IT components. Three categories are planned so far: monitors, medical printers, system units. The functionality of the database also includes the ability to create new categories.

The project should consist of two …

Django → Django - Tutorial 047. How to do select_related and prefetch_related for an authenticated user

Backend, Model, Django, user

Imagine that for an authenticated user, when opening pages, some requests are constantly being executed, for example, an additional list of notifications is loaded, as well as his profile. And we use this information in templates, for example this way. …

Qt → Announcing Qt for MCUs

Announce, Qt, Qt Company

21 august Qt Company announce the launch of Qt for MCUs – a comprehensive toolkit to deliver smartphone-like user experience on displays powered by microcontrollers. What started as a research project is now in the final leg of its journey …

C++ → C ++ 17 - Lazy template functor with caching heavy function computation result

lambda, functor, C++17, auto

Developing the idea of caching the result of calculations of heavy functions , I propose to write a small template class, which will take the function as an argument, namely the lambda function, as the most universal an instrument within …