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Displaying 81-90 of 741 result(s).

How to implement form events

Updated 4 months ago by Antonio RamirezHow-tos4 comments – viewed 4,098 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

Analyse the server's USER-AGENT against browsecap file to determine it's capability.

Updated 5 months ago by Deepak PradhanTips0 comments – viewed 1,603 times – version 2.0
Does your application need to know user's details on browser details, os and device type? We can use PHP's misc. function to achieve that provided you have an update copy of browsercap.ini

Provide SVG when the browser supports it, else PNG (using CHtml::image overload)

Updated 5 months ago by le_topTips0 comments – viewed 1,937 times – ( +1 ) – version 1.1
Modern browsers support SVG, older browsers do not. This replacement for CHtml::image() allows you to handle to propose SVG in an efficient way with PNG as a fallback.

Yii2: Configuring different sessions for backend and frontend in Yii Advanced Application Template

Updated 5 months ago by hrnairHow-tos2 comments – viewed 5,850 times – ( +4 ) – version 2.0
This is as an extension of this wiki by Kartik V which shows to make different enableAutoLogin cookies for frontend and backend.

Easy way to redirect http:\\localhost\yii2-basic to http:\\localhost\yii2-basic\web\index.php

Updated 5 months ago by Scott_HuangTips0 comments – viewed 3,904 times – ( +2 / -3 ) – version 2.0
First of all, install yii2 basic template according below link:

Upload files in Yii2 with MongoDb and GridFs

Updated 5 months ago by skwordenHow-tos3 comments – viewed 9,860 times – ( +8 ) – version 2.0
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).

How to display page on fancybox...using CHtml::ajaxlink with yii validation

Updated 5 months ago by Rohit SutharTutorials2 comments – viewed 9,170 times – ( +2 ) – version 1.1
1) include the fancybox extesion otherwise fancybox js

i18n All-in-one format and timezone conversions for date, time, timestamp and datetime.

Updated 5 months ago by Gerhard LiebenbergHow-tos3 comments – viewed 13,805 times – ( +7 / -1 ) – version 1.1
Countries sometimes change their laws pertaining to timezones and daylight saving times. This means that GMT+2 can be a different time this August compared to last August! However, by using php's DateTime class (instead of timestamps), we can do both "format" and "timezone" conversions on a single DateTime object (only 2 lines of code) for date, time, timestamp and datetime types - while php takes care of nightmares such as current and historical timezones and daylight saving times.

Use CGridview to sort and filter CSqlDataProvider - when used with UNRELATED tables (or complex queries)

Updated 5 months ago by Gerhard LiebenbergHow-tos6 comments – viewed 4,440 times – version 1.1
I have two tables called hospitals and departments. I have a junction table between them which holds the departments in each hospital. But sometimes I need a list of "All hospitals with All possible departments" - regardless of whether they are linked in the junction table or not.

Step by step for how to full export Yii2 grid to excel

Updated 5 months ago by Scott_HuangTips2 comments – viewed 6,493 times – version 2.0
We will leverage Yii2-excelview widget. So, first of all is install Yii2-excelview: