How to use mutex yii
"mutex" in Yii refers to the "Mutex component", which allows concurrent processes to execute each other to prevent "race conditions"; the syntax for using "mutex" is "if ($mutex->acquire($mutexName)) { } else {}".
Feb 03, 2020 am 10:19 AM
How to connect Yii2 to PostgreSql
This article introduces the method of connecting the Yii2 framework to PostgreSql. It has certain reference value. Now I share it with you. I hope it will be helpful to you!
Feb 02, 2020 pm 09:12 PM
The difference between yii and cms
CMS refers to content management system, which is usually a developed web application that can be used on the server; Yii is a framework for developing web applications, which can be used to develop CMS programs.
Jan 28, 2020 pm 10:44 PM
What should I do if the yii verification code does not come out?
The solution to the yii verification code not coming out: first open the "CCaptchaAction.php" file; then delete the spaces in the text; then add "error_reporting(0);" at the top of the php file; finally add "ob_clean();" before the header output. That’s it.
Jan 27, 2020 pm 04:55 PM
How to enable error prompts in yii
How to enable error prompts in yii: first open the "index-test.php" file; then add the code "error_reporting(E_ALL & ~E_NOTICE);"; then open the "main.php" file; and finally modify the code to "log=>array "That's it.
Jan 27, 2020 pm 04:39 PM
How to obtain sql statement in yii2?
To obtain sql statements in yii2, you can use the getRawSql() method. After writing the query statement, call the $query->createCommand()->getRawSql() method.
Jan 25, 2020 am 12:08 AM
Detailed explanation of yii1.1 installation steps
yii1.1 installation steps: First download the yii1.1 framework from "yiiframework.com"; then extract the yii compressed package to a web-accessible directory; finally enter "/to/yii/requirements/index. php" and access it.
Jan 23, 2020 pm 10:15 PM
How to make a pop-up window in Yii
How to make a pop-up window in Yii: first create the "list.php" template; then add the code as "echo $this->render('remarks',['model'=>$remarkModel]);"; then create a template pop-up window file, the code is "use yii\help".
Jan 23, 2020 pm 09:19 PM
What to do if a 502 error occurs when deploying a yii project
The yii 502 error occurs because the FastCGI server listening port specified by the nginx virtual host is wrong, resulting in nginx not getting a response from the FastCGI server; therefore, when the browser makes a request, nginx returns a 502 status code to the browser; the solution is to modify Just enter the correct port number.
Jan 22, 2020 pm 04:04 PM
How to deploy yii framework project
How to deploy the yii framework project: first place the downloaded yii framework file in the php environment directory; then press the [Windows+R] key combination to open the CMD command form; then enter the "yiic" directory and customize the project path and Just name it.
Jan 22, 2020 pm 03:30 PM
How to write logs in Yii framework?
How to write logs in the Yii framework: first modify the configuration file, configure classes, levels, and logVars in the targets of the log; then write logs through the Yii::error(message) method in the program.
Jan 21, 2020 pm 06:59 PM
How to write a yii framework form?
How to write a yii framework form: first use ActiveForm::begin() to mark the start of the form and create a form instance; then use the field($model,'body') method to create an ActiveField object; finally use textarea() and other methods to create the form element.
Jan 21, 2020 pm 06:31 PM
How to install the yii2.0 program?
How to install the yii2.0 program: first download and install the composer program; then use the composer self-update command to update composer to the latest version; finally use the composer create-project command to install the yii2.0 program template.
Jan 21, 2020 pm 04:59 PM
What is the minimum version of php for yii2?
yii2 requires PHP5.4 or higher, which means that the minimum PHP version is php5.4; this version has many improvements compared to PHP 5.2 required by Yii 1.1; yii2 inherits the simplicity, speed, and high-end of yii Scalability.
Jan 21, 2020 pm 01:58 PM
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