PHP Blog
-
6 min readTo export data from a PostgreSQL table, you can use the "COPY" command in the psql utility or use the pgAdmin graphical interface. In psql, you can execute a command like "COPY table_name TO 'file_path.csv' CSV;" to export the data from a specific table to a CSV file. In pgAdmin, you can right-click on the table, select "Backup," choose the format for the export (e.g., CSV, SQL, or other formats), and specify the file path for the export.
-
6 min readTo install Node.js or npm on XAMPP, you will need to download the Node.js installer from the official website and run it to install Node.js on your system. Once Node.js is installed, npm (Node Package Manager) will also be installed along with it. After the installation is complete, you can open the XAMPP Control Panel and start the Apache server to run Node.js applications on your local server. You can then test your Node.
-
5 min readTo configure a Laravel site on localhost using XAMPP, you first need to install XAMPP on your computer. After installing XAMPP, start the Apache and MySQL services from the XAMPP control panel. Then, download and install Composer on your computer if you haven't already.Next, open a command prompt and navigate to the htdocs folder in the XAMPP directory.
-
3 min readTo connect to a PostgreSQL database using psql, you need to have the PostgreSQL client tools installed on your machine. Once you have the client tools installed, open a terminal window and type the following command:psql -U username -d databaseReplace "username" with the username of the user you want to connect as and "database" with the name of the database you want to connect to.You will be prompted to enter the password for the specified user.
-
4 min readTo run a React.js project with Router on XAMPP, you will first need to build your React project using a tool like create-react-app. Once your project is built, you can navigate to the build folder and copy all the files to the htdocs folder in your XAMPP directory.Next, you will need to make sure that your XAMPP server is running and navigate to localhost in your web browser to access your React project.
-
8 min readTo create a new table in PostgreSQL, you can use the CREATE TABLE statement followed by the name of the table you want to create. Inside the parentheses, you should specify the columns of the table along with their data types and any constraints.
-
4 min readTo create a new database in PostgreSQL, you can use the SQL command CREATE DATABASE <database_name>;. For example, to create a database named "mydatabase", you would run the command CREATE DATABASE mydatabase;. You can also specify additional options when creating the database, such as specifying the owner or setting character encoding. After creating the database, you can connect to it using the command \c <database_name>; or through a graphical tool like pgAdmin.
-
3 min readTo create a virtual host in XAMPP, you need to first navigate to the "httpd-vhosts.conf" file located in the "conf/extra" directory of your XAMPP installation. Open this file with a text editor and add a new entry to define your virtual host.
-
7 min readIn GraphQL, you can update nested data by using nested input types in your mutations. This allows you to specify the data you want to update at any level of nesting within your schema.To update nested data, you need to create an input type that represents the nested structure of the data you want to update. This input type should mirror the structure of your schema, with each nested field corresponding to a nested input object.
-
6 min readTo change the MySQL database directory on XAMPP, you can follow these steps:Stop the MySQL server in XAMPP.Navigate to the XAMPP installation directory on your computer.Locate the "my.ini" file in the "xampp\mysql\bin" directory.Open the "my.ini" file with a text editor.Find the line that starts with "datadir=" in the "my.ini" file.Change the path after "datadir=" to the new directory where you want to store the MySQL databases.
-
6 min readTo run an Angular app on XAMPP server, you first need to ensure that XAMPP is properly installed on your system. Once XAMPP is installed, navigate to the htdocs folder within the XAMPP installation directory. Create a new folder within htdocs for your Angular app.Next, build your Angular app using the ng build command in the terminal. This will generate a dist folder containing all the necessary files for running your app.