vn.py quick start 6 - develop the first quantitative strategy
The quick start series has reached Chapter 6, and we are finally going to touch the content of programming practice. The content in this tutorial assumes that you have a certain basic grasp of Python language development:
Understand Python data results
Understand the concept of object-oriented programming
Can use control statements t ...
Posted by hairulazami on Tue, 08 Mar 2022 11:01:22 +0100
Nginx basic introduction + cross domain solution
Author: Jingteng source: Hang Seng LIGHT cloud community
Introduction to Nginx
Nginx is a high-performance http server / reverse proxy server and e-mail (IMAP/POP3) proxy server developed by Igor Sysoev, a Russian programmer. Its main functions include:
Reverse proxy
load balancing
HTTP server
At present, most of the running Ngi ...
Posted by Bobulous on Wed, 02 Mar 2022 08:37:34 +0100
WebP, Taobao are using image optimization methods
What is WebP?WebP is a picture file format that provides both lossy compression and lossless compression. The size of the picture can be greatly compressed, and the quality of the picture is the same as png, jpeg, etc. The lossless compression of WebP is on average 45% smaller than png format files.Here are the test results of comparing the siz ...
Posted by rami on Sat, 11 Dec 2021 10:22:46 +0100