PHP is a popular programming language used to develop web-based applications. On many occasions, PHP Scripting Language is used to connect to a database to fetch, update or delete data. […]
What is and how to fix NullPointerException
What is a NullPointerException, and how do I fix it? If you’ve ever encountered a NullPointerException (or “NPE” for short), you know it can be a frustrating and confusing error […]
How to get the user_id of the current user in a telegram bot in Java?
If you’re building a Telegram bot using Java, you may need to know the user ID of the person who’s interacting with your bot. This can be useful for keeping […]
What is props in react
In React, “props” (short for “properties”) is a way to pass data from a parent component to a child component. When a component is defined, it can receive data through […]
How to select nth item inside the object in javascript
In JavaScript, you can access the nth item inside an object in a few different ways, depending on the structure of the object and the key that you want to […]
How to add custom font to react native app
To add a custom font to a React Native app, you can follow these steps: For iOS, you can add the following to your Info.plist file: <key>UIAppFonts</key> <array> <string>./assets/fonts/FontName.ttf</string> </array> […]
How to run server command in php
To run a server command in PHP, you can use the exec() function. The exec() function executes an external program and returns the output as a string. Here’s an example […]
How to setup app push in react native app
You will need to install the react-native-push-notification package using npm or yarn. npm install react-native-push-notification –save 2. Setup the required native libraries: For iOS, you need to configure Apple Push […]
How to remove element in array object in javascript
To remove an element from an array in JavaScript, you can use the splice() method. The splice() method changes the content of an array by removing or replacing elements. Here’s […]
PHP how to json_encode object with private attribute
When using PHP’s json_encode function to encode an object that has private properties, you may encounter an error because json_encode cannot directly access private properties. To work around this issue, […]