SRE School

Problem:XAMPP: Another web server is already running Solution 1:Step 1: check the httpd process ps -eaf | grep httpdStep 2 : Kill all the process killearlier apahe2 is running on 80 and his pid 564 after kill 564on port 80 httpd is running and pid is 5873 Solution 2:

Error: Solution: The error you’re encountering suggests that there’s an issue with the DropdownButton and its selected value. It seems that there might be duplicate values in the list of items for the DropdownButton. Here are steps to resolve the issue: Step 1. Check colleges List: Ensure that the colleges list does not contain duplicate…

In Laravel, the PasswordBroker class is responsible for handling password reset functionality. If you want to extend or customize the sendResetLink() method, you can follow these steps: Step 1. Create a Custom PasswordBroker: Make a new class that extends the PasswordBroker class in Illuminate\Auth\Passwords. You can accomplish this by adding a new PHP file, such…

Error “Target class Controller does not exist” issue comes in Laravel 8. One simple trick can solve this issue. The reason for this problem in the latest version of Laravel is that the route groups into which your routes are loaded are not receiving the namespace prefix. The $namespace property was present in the RouteServiceProvider…

Use killall to end a process by name on Linux How does the killall command work? The killall command kills a process by name. For example, if you have a SSH daemon (which runs under the process name of sshd) on your system and need to end it, the following command would be used. The all in “killall”…

We are going to apply for the “GeeksForGeeks” website right here. We will be able to learn how to turn a website into an Android application by creating this application and following a few easy steps. You can learn something new and apply this idea to your own website as well. Simple Steps to Convert…

There are two ways to change color. 1. By changing styles.xml file styles.xml activity_main.xml MainActivity.java 2. Through Java file by defining ActionBar object: MainActivity.java activity_main.xml Output:

The default icon of the app can be modified if you wish to get it published in shops like the Google Play Store, Amazon App Store, etc., or if you just want to customise it. Using Android Studio itself, we may modify the Android app’s icon by doing the actions listed below: Step 1: Create…

Upon installing and starting Android Studio for the first time, several options will pop up as seen in the pictures below. The procedures to launch and configure a new Android project in Android Studio are listed below. Select the first option to start a new android project. The application name is displayed as “MyApplication” by…

Error: Solution: To fix this issue, you need to modify the argument passed to the createQuote method to be a list containing the single image file. Here’s how you can do it: Replace this part of the code: with: This modification ensures that you are passing a list of files, even if it contains only…

Error: Solution: Change to   ‘phone’ => ‘required|min:7|max:15’, After that error is solved.

Error: Solution: go to the .env file and delete the .env file delete the .env file and recreate another with the same content. After that error is solved

Based on JetBrains’ IntelliJ IDEA software, Android Studio is the official IDE (Integrated Development Environment) for developing Android apps. Among the many fantastic features that Android Studio offers to increase productivity when creating Android apps are: System Requirements Installation Guide Step 1: Head over to this link to get the Android Studio executable or zip file.  Step 2: Click…

Error: Solution: f you have gone through the upgrade guide then you must know that String and Array Helpers have been removed from the Core Framework So if You need to use the helper install the package and all the helpers are moved to this package after that run Composer install