发表于 2 年前 · 200 次阅读
金融风险计算中的数学基础

数学知识在金融风险(FRM, Financial Risk Management)的计算中扮演着举足轻重的角色,一切的理论推演最终都以数学公式的形式展现出来。本文简单介绍一下会涉及到的数学基础知识。

从 Investopedia 摘抄的定义:

发表于 2 年前 · 292 次阅读
ASP.NET core with Caddy/MySQL in Ubuntu

Update: This post is outdated, be careful while following the instructions.

ASP.NET core has been ready for quite a while, along with it's cross platform nature we can make apps for non-windows system totally, such as macOS and Linux. This article will show how we can make things up in Ubuntu from scratch.

发表于 4 年前 · 7 次阅读
Fixed client lost connection for TCP/IP socket and azure cloud service

Last whole week, I was busying fixing a very strange bug which has been exist since the day our project launched.

We have a Microsoft Azure Cloud Service worker role served as our mobile game server which is running 24/7, and the client side is located at customers' mobile phone, usually Windows Phone and Android.

发表于 6 年前 · 184 次阅读
Microsoft Windows是怎么处理I/O操作的

一直以来我都没能完全理解操作系统是如何处理 I/O 这些操作的,这些操作也是容易浪费资源以及 WPF 等桌面应用程序响应不及时的根源之一。今天早上,读到了《CLR via C#》中关于这一主题的章节,让我茅塞顿开。

假设有一台装了 Windows 的 PC,有一个硬盘连接着系统。