Evgenii Legotckoi
Evgenii LegotckoiMay 4, 2020, 2:21 p.m.

DjangoDjango - Tutorial 053. Adding Counters to Models in the Django Admin Panel

admin, Django, python

The other day, I started working on a content moderation application on the site and solved the problem of adding counters in the administrative panel.

It looks like this now

The task itself is trivial, but as it turned out …

mafulechkaApril 30, 2020, 6:36 a.m.

QtIntroducing Qt Quick 3D Benchmarking App

3D, Quick, Qt, Benchmark

Why a benchmark app?

With the upcoming release of Qt 5.15 and the improved version of Qt Quick 3D, the developers wanted to offer their customers and other users the ability to easily test the capabilities of their hardware. Thus …

Evgenii Legotckoi
Evgenii LegotckoiApril 26, 2020, 3:08 p.m.

DjangoDjango - Tutorial 052. Redefining a User Model

Model, QuerySet, Python, django

There are various options for working with a user model for creating a user profile and adding some specific information, for example, a profile photo. One way is to add a profile model with the OneToOneField field for the user. …

mafulechkaApril 23, 2020, 4:56 a.m.

QtCMake versionless targets (Qt 5.15)

Qt, command, target, cmake

The Qt developers are working on porting Qt 6 to CMake as their internal build system. While Qt 6 is still a few months away, you can already see some of the benefits of this work in Qt 5.15. Christian …

Said Py
Said PyApril 23, 2020, 2:50 a.m.

DjangoWorking with Django model ChoiceField

models, Django

Today we going to explore how to work with model ChoiceField in Django.
To better understand, let's see the following examples.


#Django Models ChoiceField    
class Profile(models.Model):
    # Country Choices
    CHOICES = (
        ('US', 'United States'),
        ('FR', 'France'),
        ('CN', 'China'), …
Evgenii Legotckoi
Evgenii LegotckoiApril 22, 2020, 5:15 p.m.

EVILEGRefusal of advertising networks online EVILEG (Google Adsense, YAN Yandex, etc.)


So, perhaps the most joyful moment has come for many users of the EVILEG website. Namely, disabling advertising networks on the site.
Perhaps you would like to know the reasons for such an interesting behavior of the site owner, who, …

mafulechkaApril 14, 2020, 7:21 a.m.

QtQt Design Studio 1.5 Beta Released

Design Studio, Qt, release

Qt developers are happy to announce the beta version of Qt Design Studio 1.5

Qt Design Studio is a user interface design and development tool that allows designers and developers to rapidly prototype and develop complex user interfaces. Both designers …

Said Py
Said PyApril 13, 2020, 9:10 a.m.

PythonHow to check list is empty in python


Hello guys, today we going to learn how to check if a list is empty

#empty list
list_1 = []

#checking if list is empty by using len()
if not llist_1:
    print('yes! the list is empty.')

#yes! the list …
Джон КофиApril 13, 2020, 8:38 a.m.

Career and business in IT fieldPath to Programmers (C ++)

стать программистом с нуля, C++, Qt, карьера в IT

Hello. I am with you. I liked boxing and long-distance running, and I only thought about sports, but I trained as a sailor. I worked in aviation and became a C++ programmer at 29. I'll tell you how it happened. …

mafulechkaApril 12, 2020, 4:58 a.m.

QtNew features in CMake 3.17


On March 20, Kitware released CMake 3.17.
Below are some changes that should improve the life of a Qt developer using CMake.

Ninja Multi-Config Generator

This generator is similar to the Ninja generator but can be used to create multiple …

mafulechkaApril 3, 2020, 4:40 a.m.

QtWhat's New in QML in Qt 5.15

property, Qt, QML, required

While big changes are expected in Qt 6.0, QML has already received some new language features in 5.15. Read on to learn about required properties, built-in components, and nullish coalescing.

Required Properties

Sometimes you have components that require some property …

mafulechkaMarch 26, 2020, 5:18 a.m.

QtQML Type Registration in Qt 5.15

qmlRegisterType, QMetaType, qmlRegisterSingletonType, Qt, QML, QML_ELEMENT

Qt 5.15 provides a much improved way to represent C++ types for QML. Now you can specify the name and version of your module in a central place, and you no longer need to specify minor versions or revisions. In …


C ++ - Test 004. Pointers, Arrays and Loops

  • Result:30points,
  • Rating points-10

C ++ - Test 004. Pointers, Arrays and Loops

  • Result:80points,
  • Rating points4

C++ - Test 005. Structures and Classes

  • Result:50points,
  • Rating points-4
Last comments
kmssrFeb. 8, 2024, 6:43 p.m.
Qt Linux - Lesson 001. Autorun Qt application under Linux как сделать автозапуск для флэтпака, который не даёт создавать файлы в ~/.config - вот это вопрос ))
Qt WinAPI - Lesson 007. Working with ICMP Ping in Qt Без строки #include <QRegularExpressionValidator> в заголовочном файле не работает валидатор.
EVADec. 25, 2023, 10:30 a.m.
Boost - static linking in CMake project under Windows Ошибка LNK1104 часто возникает, когда компоновщик не может найти или открыть файл библиотеки. В вашем случае, это файл libboost_locale-vc142-mt-gd-x64-1_74.lib из библиотеки Boost для C+…
JonnyJoDec. 25, 2023, 8:38 a.m.
Boost - static linking in CMake project under Windows Сделал всё по-как у вас, но выдаёт ошибку [build] LINK : fatal error LNK1104: не удается открыть файл "libboost_locale-vc142-mt-gd-x64-1_74.lib" Хоть убей, не могу понять в чём дел…
GvozdikDec. 18, 2023, 9:01 p.m.
Qt/C++ - Lesson 056. Connecting the Boost library in Qt for MinGW and MSVC compilers Для решения твой проблемы добавь в файл .pro строчку "LIBS += -lws2_32" она решит проблему , лично мне помогло.
Now discuss on the forum
Alexandru CodreanuJan. 19, 2024, 11:57 a.m.
QML Обнулить значения SpinBox Доброго времени суток, не могу разобраться с обнулением значение SpinBox находящего в делегате. import QtQuickimport QtQuick.ControlsWindow { width: 640 height: 480 visible: tr…
BlinCTDec. 27, 2023, 8:57 a.m.
Растягивать Image на парент по высоте Ну и само собою дял включения scrollbar надо чтобы был Flickable. Так что выходит как то так Flickable{ id: root anchors.fill: parent clip: true property url linkFile p…
ДмитрийJan. 10, 2024, 4:18 a.m.
Qt Creator загружает всю оперативную память Проблема решена. Удалось разобраться с помощью утилиты strace. Запустил ее: strace ./qtcreator Начал выводиться весь лог работы креатора. В один момент он начал считывать фай…
Evgenii Legotckoi
Evgenii LegotckoiDec. 12, 2023, 6:48 a.m.
Побуквенное сравнение двух строк Добрый день. Там случайно не высылается этот сигнал textChanged ещё и при форматировани текста? Если решиать в лоб, то можно просто отключать сигнал/слотовое соединение внутри слота и …

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