Want to learn how to do something in Rails? Make a howto link and those in the know will try to accommodate it. Please name your pages HowToX1.
General information and additional resources can be found at: UnderstandingRuby.
General:
Model:
- HowtoValidate
- HowToUseHasAndBelongsToMany
- HowToMapAttributesToCustomClass
- HowToEnsureValidAttributesInFormData
- HowToUseUndocumentedCallbacks
- HowToUseValidationsWithoutExtendingActiveRecord
- HowToUpdateModelsWithHasManyRelationships
- HowToCreateOrderedAssociations
- HowToAccessTheSessionFromMyModels
- HowToHandleMultipleRelationshipsBetweenTables
- HowToTreatHasManyCollectionAsAnArray
- HowToCreateASelfReferentialHasManyRelationship
- HowToCreateASelfReferentialManyToManyRelationship
Controller:
Views:
- HowtoWrapViewsWithLayouts
- HowToReuseEditViewsForNewViews
- HowtoCascadeViewsForAmorphousData
- HowtoUseFormOptionHelpers
- HowtoUseDateHelpers
- HowtoDebugViews
- HowToEditObjectArraysUsingForms
- HowToUseCheckBoxes
- HowtoWorkWithForms
- HowtoWorkWithHelpers
- HowtoUsePartials
- HowToWorkWithCheckboxHABTMRelationships (includes view, controller, & helper)
- HowToUseHelpersInActionMailerTemplates
- HowToUsePopUpFromLink
Components:
- HowtoConnectControllerToModelIfUsedAsComponent
- HowtoEnableComponentsToCallActionsOfThemselves?
Email:
- HowToSendEmailsWithActionMailer
- HowToSendHtmlEmailsWithActionMailer
- HowtoSendEmailWhenRailsThrowsAnException
- HowToReceiveEmailsWithActionMailer
- HowToSendMimeMultipartEmailsWithActionMailer
- HowToRenderAlternateTemplatesWithActionMailer
Logging:
Patterns:
- HowtoAuthenticate
- HowtoAuthenticateWithHTTP
- HowToUseSubdomainsAsAccountKeys
- HowToMakeSitemapWithIntrospection
- HowToBuildMultiStageForms
JavaScript and XmlHTTPRequest (AJAX):
- How to use the Ajax helpers
- How to make a step by step validated form with rails and ajax
- HowToUseAjaxToRemoveARecordWithoutReloadingThePage
- How to make a real-time search box with the Ajax helpers
- HowToEnableEditingTextInline?
- HowToValidateWithAjaxInPlaceEditor
- How to use text_field_with_auto_complete
- HowToUseAdvancedAutocompleteFeatures
- How to use ajax helpers to create a small message posting app
- HowToHandleEventsUsingPrototype
- How to Paginate With Ajax
- HowtoSubmitAjaxFormFromLink
- HowtoUseElement – to toggle, show, hide or remove page content
- HowToUseDragAndDropSorting
- HowToUseDragAndDropSortingWithMultipleLists
- HowToUpdateFormElementsInputValuesWithObservers?
- HowToUpdateMultipleAssociatedFormElementsOnOnePage
- Curt Hibbs’ Ajax on Rails tutorial on ONLamp
Tools and techniques:
- HowToDevelopUsingWEBrick
- HowtoDebugWithBreakpoint
- How To Use CIA For Continuous Integration
- HowtoUseRailsWithSubversion
- HowtoUseVimWithRails
- HowtoDesignYourRailApplication
- HowtoUseRsyncToDeployYourApplication
- HowToDeployYourRailsAppFromSubversion
- HowToMakeRailsMultilingual
- How To Use Arachno Ruby IDE with Rails
- How to use lighttpd with ./script/server
- How to debug memory consumption problems or memory leaks