[Original] Python 3 Crater Record - PIP that can't be upgraded

After processing the disconnected MySQL, I met a PIP that could not be upgraded, and the process was very strange. Prompt that the upgrade failed, but when you click the compiler again, it shows the latest version. The pip list still shows the old version. What's wrong with PyCharm

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[Original] Python 3: Cradling in MySQL

This week, the company assigned a new project. After intense discussion with the tutor, they finally agreed to adopt Python 3.8.2+Django 3.0.4+MySQL to implement the full system.

But the good times didn't last long. I fell down when I started to build the environment

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[Original] Server survival guide - SWAP virtual memory one click configuration script

This is Small Memory Server Survival Guide - SWAP Virtual Memory A continuation of. After the last tutorial of setting virtual memory was launched, it was too troublesome to set virtual memory manually every time. Alas, it was too lazy~
But laziness is not an excuse. Since you are lazy, why not write a script to set up the server in the future? Don't talk too much, get down to business

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[Original] Server network optimization tool -- One click installation script of Net Speeder

Net Speeder is a "violent" tool to solve packet loss. His working principle is to send data packets in double quantity. Since you lost it, I would like to send more bags.
Another advantage of Net Speeder is that it supports OpenVZ (OVZ) virtualization architecture, and many super cheap small servers can run.

Note: Because Net Speeder is a network with low packet loss and high availability through multiple packets, it may violate the terms of service (TOS) of some service providers (IDC). Please be careful.

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[Original] Server network optimization tool -- A concise tutorial for installing Net Speeder

I wrote a sharp installation tutorial before, but sometimes, in case of a high latency and unstable link, I still need some auxiliary tools to optimize it. Net Speeder is a software that optimizes the download speed of a single thread on high latency unstable links.

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