Wiki articles in category How-tos

I've read many comments that it's not possible to install Yii 2 advanced on a shared hosting environment, as it has two webroots. This is partially true.

Uploading files in a webapp can be extremely tricky and sometimes the quickest way to do it is to store the file directly in the webserver or into a DNS (like Amazon S3) and then to save the link and the metadata inside a table in the DB. The thing is that you'll have to deal with file permissions, server storage, file management and so on (which is perfectly fine, by the way).

In Yii 1.x, there was a built in widget CStarRating based on the jquery star rating plugin. There exists no prebuilt solution in Yii2, however the same concepts can be extended using any jquery plugin.

This article is for those who have dealt with the complexity of Elasticsearch or any other indexing machines and are looking for an easier way to index the existing database without additional effort.

You have that, when a product is on development they can change its API anytime. This change is quite important though, its related on how to set the events of your form, for example, the useful beforeSubmit.

This is to show you how to use Yii2 flash messages with Kartik Growl (bootstrap notify wrapper).

The problem was that all my web applications ran normally on localhost, but on server the Greek characters (or any other no-english characters) displayed with problems.

Using a version control system, like Git, is nice. However, when building an extension from scratch and loading it via Composer, it adds a lot of pain in the butt steps. You have to commit your changes, update composer to pull them over, then notice there is an error, fix, commit, update. repeat.. I don't want all my baby steps under Git. Sure, I could edit my commit history, but c'mon. Just let m...

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This is for folks who are using \kartik\widgets\FileInput to upload files from your client. How do you display an image for update after you have uploaded it to the server using the widget?

Yii comes with internationalisation (i18n) "out of the box". There are instructions in the manual as to how to configure Yii to use i18n, but little information all in one place on how to fully integrate it into the bootstrap menu. This document attempts to remedy that.

1. Create Extension in yii2.

This is how i do before query on Yii 2.0

There are numerous usability problems:

It's easy to execute migration locally on XAMPP using cmd, but on server where you script is it's little bit harder.

I wrote about this on my blog, but wanted to post it here too.

Upon creating my Yii2 Members System, I have ran into a few snags along the way that forced me to extend and bend Yii2 to my will.

We all need SEO friendly URLs for our projects. its not always good to call route with params so we can generalise it for all models using a common function.

Normally, after clicking the delete button in gridview, the record will be deleted and the page will refresh, but the page number in query string is lost. This is not always the case we expect.

An example of customizing the Yii GridView is mentioned here. You can easily override Bootstrap or other styling defaults by changing the GridView default options.