Online Tutorial -- Learning is not just about technology, but also dreams!
- Home
- HTML
- JavaScript
- CSS
- Vue
- React
- Python3
- Java
- C
- C++
- C#
- AI
- Go
- SQL
- Linux
- VS Code
- Bootstrap
- Git
- Local Bookmarks
About Online Tutorial
- About Us
- Disclaimer
- Mobile App Download
- Online Tutorial Sitemap
- Programmer Learning Path
- Tutorial Notes
- Troubleshooting CHM Files...
404 NOT FOUND!
Sorry, we couldn't find the article you were looking for!!
The 404 page is an essential part of any website, carrying significant responsibility for user experience and SEO optimization. A 404 error occurs when a user tries to access a page that doesn't exist or has been deleted on the server. If the site owner hasn't set up a custom 404 page, dead links may appear, which can negatively impact search engine indexing when crawlers encounter such URLs.
Origin of 404 Not Found
Legend has it that before the Third Industrial Revolution, the internet was essentially one large central database located in Room 404. At that time, all requests were handled manually by staff. If the requested file wasn't found in the databaseβeither because it didn't exist or due to incorrect numberingβthe user would receive a message saying: "Room 404: File Not Found." After the rise of the modern internet, people adopted 404 as the standard error code for missing files on servers. Of course, historical verification shows that the legendary Room 404 never actually existed.
Two Major Benefits of Setting Up a Custom 404 Page
- Guide users to stay on your site instead of closing it, enhancing their overall experience.
- Prevent broken or dead links from appearing across your website.
Learn more about HTTP Status Codes.
- Python / Data Science
- AI / Intelligent Development
- Frontend Development
- HTML Tutorial
- HTML5 Tutorial
- CSS Tutorial
- CSS3 Tutorial
- JavaScript Tutorial
- HTML DOM Tutorial
- TypeScript Tutorial
- AJAX Tutorial
- JSON Tutorial
- Tailwind CSS Tutorial
- Bootstrap4 Tutorial
- Bootstrap5 Tutorial
- Foundation Tutorial
- Vue.js Tutorial
- Vue3 Tutorial
- React Tutorial
- Next.js Tutorial
- AngularJS Tutorial
- Angular Tutorial
- jQuery Tutorial
- jQuery UI Tutorial
- jQuery EasyUI Tutorial
YouTip