CHtml::ajaxLink(), CHtml::ajaxSubmitButton() and similar methods are great, but if they are located inside a portion of the page that is already loaded via ajax something bad will happen, something you may even not notice if you are not using tools like firebugs: the sent ajax requests will multiply themselves.
The yii2-detail-view extension offers you an easy way to EDIT and VIEW your model data, toggle these modes, and adds other features. You can read the extension documentation and/or view a demo of this extension, to understand usage.
I like programing on my localhost, however it really bugged me to make changes to index.php & config files on my production server. After combining all available wiki articles on this topic and some trial and error this is what I use for my applications so I could just upload it to production server and it will work without any changes.
We all know how to upload the content and images at the same time with refreshing the page. And uploading the images using Ajax we have faced some issues, here i have fixed the issues and both content and photos are uploaded using Ajax. And both content and images are stored in the different tables
Yii core messages refer to static text strings in the core Yii framework code which are meant to be displayed to end-users (e.g. core exception messages, default validation error messages). Customization of these core messages is needed in two circumstances: