HTTP

HTTP 103 Early Hints vs 205 Reset Content

HTTP 103 (Early Hints) is a 1xx Informational response, while 205 (Reset Content) is a 2xx Success response. 103 indicates that used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response. In contrast, 205 means that the server fulfilled the request and the client should reset the document view (e.g., clear a form).

Description

Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.

When You See It

When a server wants the browser to start loading CSS/JS before the full response is ready.

How to Fix

No fix needed. This optimization helps speed up page loading.

Description

The server fulfilled the request and the client should reset the document view (e.g., clear a form).

When You See It

After form submissions where the server wants the client to reset the form for new input.

How to Fix

The client should clear the form or reset the view. Rarely used in practice.

Key Differences

1.

103 is a 1xx Informational response, while 205 is a 2xx Success response.

2.

HTTP 103: Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.

3.

HTTP 205: The server fulfilled the request and the client should reset the document view (e.g., clear a form).

4.

You encounter 103 when when a server wants the browser to start loading CSS/JS before the full response is ready.

5.

You encounter 205 when after form submissions where the server wants the client to reset the form for new input.

When to Use Which

For 103 (Early Hints): No fix needed. This optimization helps speed up page loading. For 205 (Reset Content): The client should clear the form or reset the view. Rarely used in practice.

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