Category: Open Source

About Dedicated Fiber Optics and Regular Fiber Optics

In fact, regular fiber optics are not much different from the old ADSL telephone line broadband — except they are more stable and can support higher speeds. However, this so-called fiber has asymmetric upload and download speeds; downloads feel fast but uploading things is terrible. This is also why some people feel lag when playing online games while running apps like Kugou Music…

How to Fix Discuz X Avatar Upload Error (Error Code:0)

This issue is caused by incorrect folder permissions. The problem is that the /uc_server/data/ directory cannot be changed to 777 permissions, and can only be resolved using the method below.
Additionally, the following method is applicable to any version of Discuz X and Discuz!

Solution:

Set /uc_server/data/ folder permissions to 777 …

Besttrace: A Graphical Trace Route Tool

ipip.net is an IP lookup website whose database is an IP library derived from BGP/ASN data analysis and processing. It is highly accurate and beloved by network enthusiasts. Its client, besttrace (formerly 17MONIPDB), is also very easy to use, and the trace function even comes with a map, making it clear at a glance and extremely convenient. IP, response time, …

Shadowsocks One-Click Install Script

Script Requirements:
Supported OS: CentOS, Debian, Ubuntu
Memory: ≥128M
Date: March 09, 2015

About This Script: A one-click installer for the latest Go version of Shadowsocks 1.1.3. The Go version supposedly has a buff, but I haven’t noticed it. Unlike the Python version …

Shenma Open-Source Monitoring System RA

RA, as Shenma’s core alerting system, handles anomaly alerts for tens of thousands of service processes across Shenma Search, Recommendations, Ads, and other business lines. Its powerful features, simple user experience, and stable system performance have earned recognition from numerous application teams. It has now expanded beyond Shenma and is used across Taobao, UC, Shuqi, and many more …

November 2016 GPU Hierarchy Chart

The graphics card hierarchy chart allows you to view performance rankings of important graphics cards over the years. This clear, at-a-glance tiered ranking provides great help for users looking to purchase a graphics card. As you can see from the hierarchy chart, the higher up a graphics card is positioned, the more powerful its performance. For specifics, we can take a look at the chart below. (Update …