Category: Articles

Computer (3)
Open Source (313)
Security (30)
Server (5)

ChatGPT AI Chatbot Is Insanely Popular!!

ChatGPT has recently exploded in popularity, but during registration, the system often prompts: “the system is currently at capacity…”

ChatGPT is at capacity right now

Get notified when ChatGPT is backWe’ve had a lot of …

Is It Worth Upgrading the CPU Alone in an Old Computer?

For older computers, there’s really no need to upgrade just the CPU alone.

If your computer is very old, by the time you upgrade the CPU, you’ve essentially already swapped out most of the other hardware as well.

The CPU is typically paired with the motherboard; after replacing the CPU, your …

A Case Study of SEO Spam Ads Injected on a Website

Symptom: When getting indexed by Baidu, Google, and other search engines for SEO, there are often many ad links pointing to your site.
Take Baidu as an example. Enter the following into Baidu (replace the domain with your own): site:www.domain.com and you will see many spam links:

Through …

How to Set Website Directory Permissions on Linux

Improper website directory permission settings can easily lead to site defacement and malware injection. The correct approach is to follow the principle of least privilege. For example, website files should generally be set to 644 permissions, while folders should be set to 755 permissions.