you can try CCC(Combine, Compress and Cache) Features of Prestashop . CCC allows you to reduce the loading time of your page. With these settings you will gain performance without even touching the code of your theme. Make sure, however, that your theme is compatible with PrestaShop . Otherwise, CCC will cause problems. To enable CCC(Combine, Compress and Cache) : you need to login at admin section than go to now Press save . to save this configuration changes. and its done now when you see the front end it faster and css and js are combined to one and load from cache and it also compress version of it.

there are two types of procedures: stored procedures and stored functions in MySQL. Here's a brief description of each type: : A stored procedure is a set of SQL statements that are stored in the database and can be executed repeatedly. Stored procedures can have input and output parameters, which allow them to receive and return data. Stored procedures can also be used to encapsulate complex operations or business logic, making them easier to manage and maintain. Here's an example of a simple stored procedure in MySQL: In this example, the stored function is named DataFunction, and it accepts a single input parameter named param. The function contains a single SQL statement that multiplies the value of the input parameter by 2 and returns the result. Overall, stored procedures and functions in MySQL provide a powerful way to encapsulate SQL statements and perform complex operations or calculations. By using these features, you can improve the maintainability and scalability of your database applications.

To get a substring between two strings in PHP, you can use the () function with these three arguments to get the substring between $start and $end. The resulting substring is then printed to the screen using echo.

In Laravel, you can get the SQL query with bindings using the and getBindings() on the resulting query builder object.

You can use the method to order the results by the name column in ascending order. Finally, we use the get() method to retrieve the results.

You can use the function is a MySQL-specific function and may not be available in other database systems. If you are using a different database system, you may need to use a different function or approach to achieve the same result

classes for reading and writing data over the network. The general steps involved in socket programming in Java are: creating a server socket, accepting incoming connections, creating input and output streams, reading and writing data, and closing the connection. A sample code snippet was provided that demonstrated how to create a server socket, accept a connection from a client, and send a message to the client.

: The server socket listens for incoming connections from clients. You can create a server socket using the ServerSocket class, which listens on a specific port on the local machine. For example: This code creates a server socket on port 8080, accepts a connection from a client, sends a "Hello, client!" message to the client, and then closes the connection.

To get a date time greater than today in PHP, you can use the () method to add any number of days, hours, minutes, etc. to the date time.

To remove all HTML tags from a string in PHP, except for some specific tags, and also remove any styling, you can use the() function then encodes any remaining HTML entities, such as the < and > characters. Finally, the filtered string is outputted.

In MySQL, a derived table is a table that is created from a subquery in a larger SQL statement. When creating a derived table, it's mandatory to provide an alias for the table, which is used to reference it in the rest of the SQL statement. The error "Every derived table must have its own alias" occurs when a derived table in a SQL statement doesn't have an alias specified. To fix this error, you need to add an alias for the derived table. Consider the following example: S In this example, the subquery creates a derived table that is given the alias "dt". The outer query then selects all columns from this derived table using the specified alias. By providing an alias for the derived table, you can avoid the "Every derived table must have its own alias" error and ensure that your SQL statement executes correctly.

To import an XLSX file to a MySQL database using PHP, you can follow these general steps: 1.Install a library: You'll need to install a library to read the XLSX file in PHP. One popular library is PHPExcel, which can be downloaded from the official website or installed via Composer. 2.Load the XLSX file: Once the library is installed, use the class to load the XLSX file into PHP. These are the basic steps to import an XLSX file to a MySQL database using PHP. However, keep in mind that your specific implementation may vary depending on your particular requirements.

The best way to write media queries in ReactJS is by

To get the sub-URLs from a website, you can use PHP and the cURL library to fetch the HTML content of the website and then parse the content to extract the sub-URLs. Here's an example code that demonstrates how to do this: In this code, we first define the URL of the website to fetch and initialize a cURL session to fetch the HTML content of the website. We then create a DOM document from the HTML content using the DOMDocument class, and get all the anchor tags in the HTML content using the . If the href attribute starts with a slash (/), we assume that it's a sub-URL and append it to the base URL of the website to get the full sub-URL. Finally, we output the sub-URLs using the echo statement. You can modify this code to suit your specific needs, such as filtering the sub-URLs based on certain criteria or storing them in a database.

In C#, , followed by the variable name and an optional initial value, like this: You can perform arithmetic operations on double variables, such as addition, subtraction, multiplication, and division. C# also provides a variety of built-in math functions that can be used with double values, such as Math.Sin, Math.Cos, and Math.Sqrt. It's important to be aware of the limitations of using floating-point arithmetic, such as the potential for rounding errors and the limitations of representing certain decimal values. However, in many cases, the double data type provides sufficient precision for common programming tasks.

MID() function is used to extract part of string until given length in MySQL. :

to get grey background color for TextField.

one need to pass the hour, minute, second, day, month, and year separately to the mktime() function. it will print 2021-10-11

yes, you should upgrade to PHP 8 but PHP 8 is in beta testing right now, but you should use it in the production environment after the stable release of PHP 8. on 19 Aug 2021. The PHP team released PHP 8.1.0, Beta 3 . so you can use PHP 8 in a testing environment. and also try new featured introduced at PHP 8

Following function removed from PHP 7 onward : 1. constructors (methods that have the same name as the class they are defined in) are deprecated in PHP 7 , If someone try to construct class by the same name as the class they are defined in PHP 7 , it generates error as below : [war]Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP;[/war] 2. In addition : PHP 7 adds support for return type declarations. PHP 7 adds spaceship operator. PHP 7 adds Scalar type declarations . PHP 7 adds Null coalescing operator . PHP 7 adds Constant arrays using define(). PHP 7 adds Anonymous classes support .