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Relationships among classes

CS Basics / Reading Notes

2020.01.02

Relationships among classes

Relations among different classes might be clear for me, however, the way using unified modeling language (UML) to represent it is something new to me. A note on this topic is worth taking to make it on my dictionary. Taken from Core Java Volume I (11th edition) - Cay S. Horstmann.

Enable TCP BBR on Ubuntu server

Code Snippet / Linux Notes

2019.12.19

Enable TCP BBR on Ubuntu server

TCP BBR is a TCP congestion control algorithm developed by Google. It tackles shortcomings of traditional TCP congestion control algorithms (Reno or CUBIC). According to Google, it can achieve orders of magnitude higher bandwidth and lower latency.

Summary of Operators in Java

Reading Notes

2019.12.08

Summary of Operators in Java

This quick reference summarizes the operators supported by the Java programming language.

Setting up snap Nextcloud on Ubuntu

Tutorials / Linux Notes

2019.12.05

Setting up snap Nextcloud on Ubuntu

Nextcloud, a fork of ownCloud, is a open-source file sharing server that allows you to store your personal content, like documents and pictures, in a centralized location, much like Dropbox. It also returns the control and security of your sensitive data back to you, thus eliminating the use of a third-party cloud hosting service. Here, I'm going to walk through the installing and configurations on Ubuntu 18.04 using the snappy packaging system.

Mac 自动下载切换壁纸

小日子 / Linux Notes

2019.12.04

Mac 自动下载切换壁纸

上回说到自己写个脚本去下载国家地理的每日一图,今天就完善(其实就是再写生中文滴)一下,让 Mac 自动去下载壁纸到指定文件夹,简单设置一下让 Mac 自动切换壁纸,给既定的生活添点变化。