Wiki

Articles in category "how-tos", sorted by date (updated)X
Displaying 21-30 of 354 result(s).

Handling recursive deletion in Yii

Updated 9 months ago by JamesBarnsleyHow-tos3 comments – viewed 9,579 times – ( +3 ) – version 1.1
I www.jamesbarnsley.com was tasked to find a way to do recursive deletion in Yii. As I asked other developers and looked around the internet the usual answers all came up, use a plugin or use cascade delete at the DB level, but I did not want to do either of these.

Handling Bootstrap active tabs in Yii via URL

Updated 9 months ago by JamesBarnsleyHow-tos17 comments – viewed 26,057 times – ( +7 ) – version 1.1
I (www.jamesbarnsley.com) found that when using the Yii Bootstrap tabs component you will sometimes want to direct the user to a specific tab and not necessarily the first tab. Yii Bootstrap already provides the "active" variable so you can define whether the tab is the active tab or not in PHP. I generally find though that a PHP solution to this problem is rather cumbersome as every tab component will need the PHP code inserted or you will have to extend the tab component somehow to do it.

How to implement form events

Updated about a year ago by deacsHow-tos4 comments – viewed 14,783 times – ( +6 ) – version 2.0
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.
tags: yii2, forms, how to

MySQL migration environment

Updated about a year ago by Fabrizio CaldarelliHow-tos0 comments – viewed 5,078 times – version 2.0
It can happen that you work in development environment and you make changes to database tables structures, adding tables, or changing fields.

How to use a Widget as an Action Provider

Updated about a year ago by stinkytofuHow-tos15 comments – viewed 41,274 times – ( +27 ) – version 1.1
As written on the API docs: An Action Provider Widget is a widget that has declared several actions by using its 'public static function actions()'. After, a Controller can easily import all its declared actions on its 'public function actions()'.
tags: Widgets, CAction

Cron Jobs in Yii

Updated about a year ago by Roman SolomatinHow-tos1 comment – viewed 21,092 times – ( +4 ) – version 1.1
I've gotten Yii running cron jobs, and wanted to explain briefly how I did it.

How to use nested DB transactions (MySQL 5+, PostgreSQL)

Updated about a year ago by BoazHow-tos6 comments – viewed 41,821 times – ( +47 ) – version 1.1
Original source code and idea are from: PHP, PDO & Nested Transactions.

Simple Google Maps object for use with ajax maps

Updated about a year ago by Chris BackhouseHow-tos1 comment – viewed 6,171 times – ( +1 ) – version 2.0
The Google mapping extension by Dos Amigos (link) is really great but there are difficulties with Google maps when you want to manipulate your map object with Ajax.
tags: googlemap, maps

Execute migration on server/linux using shell

Updated about a year ago by dariooHow-tos2 comments – viewed 4,984 times – version 2.0
It's easy to execute migration locally on XAMPP using cmd, but on server where you script is it's little bit harder.

How to register scripts and css

Updated about a year ago by oligalmaHow-tos0 comments – viewed 20,335 times – version 1.1
First of all, we need to download the jQuery library and store it in the js folder. In this example we are using the version 2.1.3.