Chuanshuoge

Tuesday, 1 May 2018

Posted by chuanshuoge at 06:32

matplotlib mouse click event draw line

left click to set 1 point of a line, the second point follows the mouse position, line is floating left click again to complete t...
opencv 45 detect and improve low contrast image

original contrast level 1 contrast level 2 original, contrast level 1 - 5 final enhanced image #low_contrast.py from skimage.exposure import...
Inside SpaceX 2018
python read write large file by chunks

When uploading files from pc to server or downloading from server to pc, loading large file directly into pc memory may exceed memory capac...
Expo image editor 1

app starts, before any picture is taken, bottom right circle is empty, press on it editor window opens, image is from the most rece...
django 20 registration authentication

open webpage, not log in yet click add, update, delete album will redirect to login page new user, register account new u...
贸易战爆发中国楼市将面临三种选择

中美贸易战的扩大化，似乎已很难避免! 　　美国方面公布了针对中国1300多种商品、超过500亿美元货值的“惩罚清单”(加征25%的关税)。4月4日，中国也公布了针对美国的，同样规模的“惩罚清单”。　　中国开列的“惩罚清单”是：对原产于美国的大豆、汽车、飞机等进口商品加征...
django mpld3 multiple plots on a html page

#mpld/views from django.http import HttpResponse from django.shortcuts import render import matplotlib.pyplot as plt from mpld...

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