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Articles in category "tips", sorted by viewsX
Displaying 81-90 of 154 result(s).

Model validation for field ranges using yii2-field-range extension

Created 2 years ago by Kartik VTips0 comments – viewed 12,657 times – ( +39 ) – version 2.0
The yii2-field-range extension enables you to easily setup ActiveField range fields with Bootstrap styling. You basically can setup two attributes joined together like a single field with combined validation error block.

Using sub query for doubletts

Created 4 years ago by mbTips3 comments – viewed 12,618 times – ( +2 ) – version 1.1
find doubletts by db fields. in this example i will check doublets for 3 tabelfields (col1,col2,col3). so i will get a subquery with the condition, select and grouping of the tablefields. the having with COUNT() > 1 means: find all records more then one result.

Using CListView to display items next to each other (in columns)

Created 3 years ago by thyseusTips4 comments – viewed 12,599 times – ( +11 )
When using CListView to display multiple views next to each other, we can use the $index variable inside the viewFile to achieve this. As far as i know there is no extension or out-of-the-box functionality for this, so we need to apply a little hack:

Como trasponer una lista creada con CHtml::checkBoxList

Created 5 years ago by rdjteamTips3 comments – viewed 12,574 times – ( +2 ) – version 1.1
En ciertas ocasiones tenemos que lidiar con el tema de colocar una lista de checkboxes para hacer una seleccion especifica como es el caso de los dias de la semana para un calendario, para esta labor tenemos el comando CHtml::checkBoxList(), revisando un poco el funcionamiento de este temos los siguientes parametros:

How to catch and log MySQL deadlock errors

Created 4 years ago by sebTips1 comment – viewed 12,213 times – ( +4 ) – version 1.1
This method allows to log InnoDB monitor output when deadlock error occured. This way we will have much more useful data to find and fix deadlock.
tags: database

ChromePHP for Yii

Created 6 years ago by imeheszTips0 comments – viewed 12,152 times – ( +3 / -2 ) – version 1.1
ChromePHP is a console logging extension for Google Chrome.

An important tip when you are using CArrayDataProvider.

Created 4 years ago by sirin kTips0 comments – viewed 11,791 times – ( +8 / -1 ) – version 1.1
Yii ‘s CArrayDataProvider is very helpful to display model relation data's directly on it.But it is truely a confusing one because by default it will assume a table field named “id” as primary key for its pagination purpose and what if you dont have field named “id” as primary key on your table? so its truely confusing and if you tried to display without an “id” field on ur table you will get an error like “yourmodel.id is not defined”.

Getting nulls from database instead of empty strings

Created 5 years ago by samdarkTips2 comments – viewed 11,751 times – ( +13 ) – version 1.1
To get null from database instead of empty strings you need to set up your DB connection as follows:
tags: database, null

CGridView customized CCheckBoxColumn

Created 2 years ago by chandranTips2 comments – viewed 11,704 times – ( +5 ) – version 1.1
Hi friends,

Yii code completion and calltips in Komodo Edit

Created 6 years ago by viterTips1 comment – viewed 11,683 times – ( +6 ) – version 1.1
My favourite editor is Komodo Edit (free and crossplatform) and I use it for my everyday coding work. Just recently I found out how to make it help me to work with Yii. :) So follow these steps:
tags: Komodo Edit