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Guzzle
A PHP HTTP client for fetching content from remote urls. \Drupal::httpClient() Default http client in Drupal (It's...
OOP in Drupal
Plugins
Plugins extend or alter existing parts of a system. In Drupal, plugins are used for defining blocks, field types...
Caching Drupal
HTML Cache When a server sends an HTML page, it can set caching instructions in the header that tell your browser how...
Module Development
Drupal Bootstrap Process
Bootstrapping is the process software uses to load itself, as in pulling yourself up by the bootstraps. For example...
These are built in classes and functions to handle some routine things. core/lib/Drupal/Component/Utility/ Html...
Houdini
Snugug's explainer of CSS Houdini, the future browser API that allows JS to interact with CSS.
TODO: Image display modes
Uploaded images like screenshots can appear like parts of this site, since they are using the same theme. Create an...
Content Structure
Your content has an underlying structure for what needs to be stored and how it's related. Structured vs Unstructured...