Discovering the php.ini File: Where to Find it on Ubuntu

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Resource limits: This includes setting limits for memory usage, execution time, and file uploads.

Error logging: Enabling or disabling error reporting.

Extensions: Enabling or configuring PHP extensions like MySQL, GD library, etc.

Session handling: Configuring session parameters such as lifetime and storage.

Default Location

The "7.x" part pertains to the specific version of PHP you are using. You can substitute "7.x" with the actual version number (e.g., 7.4, 8.0).

Confirming the Location

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After making the necessary changes, remember to restart your web server or PHP-FPM service to apply the new settings:

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or

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Conclusion