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Abel Lee GhostLee

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GhostLee / git 设置和取消代理
Created June 1, 2023 15:12 — forked from laispace/git 设置和取消代理
git config --global https.proxy http://127.0.0.1:1080
git config --global https.proxy https://127.0.0.1:1080
git config --global --unset http.proxy
git config --global --unset https.proxy
npm config delete proxy
@GhostLee
GhostLee / short_term_alpha.ipynb
Created May 21, 2023 11:16 — forked from sebjai/short_term_alpha.ipynb
Market Making in Short-Term Alpha (Chapter 10.4.2 of Algorithmic and High-Frequency Trading by Cartea, Jaimungal, Penalva, published by Cambridge University Press)
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@GhostLee
GhostLee / README.md
Created February 15, 2021 16:18 — forked from recolic/README.md
android qq 聊天记录导出

android qq聊天记录导出大致流程

tested on android 6 tencent qq

  1. 设法将/data/data/com.tencent.*/databases目录拷贝出来，我假设你了解如何做到这一点。

  2. 运行以下命令。我假设你了解如何安装/使用sqlite，我假设你了解linux基本知识。

$ sqlite3 872222222-IndexQQMsg.db
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GhostLee / 1-使用__new__方法.py
Created November 9, 2020 13:48 — forked from shiinaao/1-使用__new__方法.py
Python 单例模式
class Singleton(object):
def __new__(cls, *args, **kwargs):
if not hasattr(cls, '_instance'):
# origin = super(Singleton, cls)
# cls._instance = origin.__new__(cls, *args, **kwargs)
cls._instance = super().__new__(cls, *args, **kwargs)
return cls._instance
class Myclass(Singleton):
pass
@GhostLee
GhostLee / README.md
Created February 9, 2020 13:10 — forked from hellokaton/README.md
Go 的信号处理和优雅退出

每个平台的信号定义或许有些不同。下面列出了POSIX中定义的信号。 Linux 使用34-64信号用作实时系统中。 命令man 7 signal提供了官方的信号介绍。

在POSIX.1-1990标准中定义的信号列表