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Vigrond
/ listlinksmixin.py
Last active
May 18, 2020 18:13
A Django 2.2 Admin Mixin that supports foreign key relationship links with list_links attribute
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| from django.urls import reverse | |
| from django.utils.html import format_html | |
| class ListLinksMixin(object): | |
| """ | |
| Support for list_links attribute. Items in list_links must also be in list_display | |
| Usage to make 'fieldTwo' a link: | |
| list_display = ('fieldOne', 'fieldTwo',) | |
| list_links = ('fieldTwo',) |
MareArts
/ line_circle_rectangle_ellipse_polyline_fillConvexPoly_putText_drawContours.cpp
Last active
March 26, 2024 14:34
line, circle, rectangle, ellipse, polyline, fillConvexPoly, putText, drawContours
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| http://cvlecture.marearts.com/2016/12/opencv-lecture-3-3_23.html | |
| #include "opencv2/opencv.hpp" | |
| using namespace cv; | |
| using namespace std; | |
| int main(int, char) | |
| { | |
| Mat img(500, 500, CV_8UC3); |
Because pointers can be ugh
To understand a pointer, let's review "regular" variables first. If you're familiar with a programming language without pointers like JavaScript, this is what you think when you hear "variable".
When declaring a variable by identifier (or name), the variable is synonymous with its value.