JINGMEI LIHow to add image in Rails/Webpacker/React app?將要使用的圖片檔案儲存在app/assets/images資料夾中,然後在rails app中的javascript檔案中import圖片檔,如此一來可以在多個地方重複使用。Dec 2, 2022Dec 2, 2022
JINGMEI LIUsing Ajax render Tabulator table data to Rails — how to extract data from Parameters in Controller利用ajax回傳修改後的表格數據,controller端會收到json檔案,對params直接使用JSON.parse()Aug 26, 2022Aug 26, 2022
JINGMEI LISprockets::Rails::Helper::AssetNotPrecompiledI am currently working on a Rails app (Rails 5.1.7 and Ruby 2.5.5) and am getting this error:Aug 19, 2022Aug 19, 2022
JINGMEI LIAjax, MongoDB and NodeJsIt’s not always necessary to need new/ ObjectId() in server side code. And it sometimes trigger BSONTypeError: Argument passed in must be a…Aug 4, 2022Aug 4, 2022
JINGMEI LIRuby on R如何刪除已建立但不完整的tableRuby on Rails在建立database的表格時,會先建立空白的表格,再依據db/migrate內容逐一建立表格內容。一旦發生問題,表格已經建立好,即使是空白的。所以修正完db/migrate內容後,須將已建立的表格刪除再重新建立。Apr 14, 2022Apr 14, 2022
JINGMEI LICannot load database configuration: (Psych::BadAlias) Unknown alias: default因為我的database.yml版本已經是修正過的,沒有所謂defaults的問題,所以怎麼改都一直出現錯誤。直接在Gefile加入Mar 6, 2022Mar 6, 2022
JINGMEI LIhow to install sqlite on windowshttps://www.tutorialspoint.com/sqlite/sqlite_installation.htmMar 6, 2022Mar 6, 2022