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

Updated 2 years ago by BoazHow-tos6 comments – viewed 45,119 times – ( +47 / -1 ) – version 1.1
Original source code and idea are from: PHP, PDO & Nested Transactions.

Yii2: Query build for complexity SQL

Updated 2 years ago by Scott_HuangTips0 comments – viewed 8,782 times – ( -1 ) – version 2.0
As for complexity SQL query we have two solutions as below, I will discuss #2 in this article.

Simple Google Maps object for use with ajax maps

Updated 2 years ago by Chris BackhouseHow-tos1 comment – viewed 8,767 times – ( +1 / -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 2 years ago by dariooHow-tos2 comments – viewed 7,286 times – ( -1 ) – 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 2 years ago by oligalmaHow-tos0 comments – viewed 38,003 times – ( -1 ) – 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.

How to validate the uniqueness of multiple columns

Updated 2 years ago by oligalmaHow-tos1 comment – viewed 6,545 times – ( +1 / -1 ) – version 1.1
I am going to show you an effective way to validate the uniqueness of multiple columns.

Simple revealing and hiding the password in the password field

Updated 2 years ago by BizleyHow-tos2 comments – viewed 8,106 times – ( +2 / -1 ) – version 2.0
There are numerous usability problems:

Configuring different sessions for backend and frontend in Yii advanced app

Updated 2 years ago by Kartik VHow-tos2 comments – viewed 29,580 times – ( +48 / -1 ) – version 2.0
After you have setup your Yii2 advanced application, you now have setup your user authentication for both frontend and backend. However, if you have first logged into frontend, and try to access backend from the same client machine, you see no login screen, but find yourself automatically logged in.

Behaviour for Time Zone and Format conversion for Date, Time, timestamp, and datetime

Updated 2 years ago by SmitheshHow-tos1 comment – viewed 10,808 times – ( +3 / -1 ) – version 1.1
This Behaviour helps to view time/date/timestamp/datetime from db to local Date / Time / Date Time format and in local Timezone. And save into db in with db timezone and db format. You only need to include this behaviour in models where need this facility.

Create a custom menu using CMenu data-items (flat or tree structure)

Updated 2 years ago by weaverkHow-tos0 comments – viewed 18,555 times – ( +4 / -1 ) – version 1.1
There are cases that you want more control to your menu Suppose you want a specific menu with complex css, layout, images. also you want to add extra content,html,css,javascript etc it run time foreach submenu item by conditions.