Dharmendra Kumar, Senior Software Engineer & Co founder at MyhospitalNow

  • What is MaterialApp class in Flutter

    What is MaterialApp class in Flutter

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    MaterialApp Class: In a flutter, MaterialApp is a preconfigured class or widget. It is probably a flutter app’s primary or central component. A wrapper for other Material Widgets is offered by the MaterialApp widget. We have access to every other widget and component that the Flutter SDK offers. The types of widgets that may be…

  • BottomNavigationBar Widget in Flutter

    BottomNavigationBar Widget in Flutter

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    To display the bottom of an application, utilise the BottonNavigationBar widget. Depending on how the programme is designed, it may have a variety of elements such as text, icons, or both that point in different directions. Its purpose is to facilitate the user’s navigation to various portions of the programme as a whole. Constructors: Properties:

  • What is Container class in Flutter

    What is Container class in Flutter

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    In Flutter, the Container class is a handy widget that integrates typical widget painting, positioning, and size. We can store one or more widgets in a container class and arrange them on the screen as we see fit. In essence, a container is just a box used to hold things. A margin delineates the current…

  • What is widgets in Flutter?

    What is widgets in Flutter?

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    Using a single code base, Flutter is Google’s UI toolkit for creating stunning natively built iOS and Android apps. Widgets are the foundational element of Flutter applications, and we begin by building any application with them. Widgets specify how their current configuration and status should appear in their display. Among many other widgets, it has…

  • MySQL Basic Database Administration Commands

    MySQL Basic Database Administration Commands

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    A database is an electronically stored collection of organised data. Even in the days before computers, our predecessors understood the concept of a database, but building and maintaining one was an extremely labor-intensive task. Imagine how difficult it would have been to look for every employee whose salary was less than $10,000 in a manual…

  • Laravel-PHP Fatal error: During inheritance of ArrayAccess: Uncaught ErrorException: Return type of Illuminate\Support\Collection::offsetExists($key)

    Laravel-PHP Fatal error: During inheritance of ArrayAccess: Uncaught ErrorException: Return type of Illuminate\Support\Collection::offsetExists($key)

    Error PHP Fatal error: During inheritance of ArrayAccess: Uncaught ErrorException: Return type of Illuminate\Support\Collection::offsetExists($key)should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in C:\xampp\htdocs\myhospitalnow\mhn-core-ms\vendor\laravel\framework\src\Illuminate\Support\Collection.php:1693Stack trace: Solution That’s a php version issue. Upgrade laravel or downgrade PHP. This article covers how to downgrade the PHP…

  • 11 best github alternatives to host open source projects for beginners

    11 best github alternatives to host open source projects for beginners

    The most well-liked, safe, and robust internet site for hosting Git-based version control software projects is Github. Github is well recognised for being an open-source project development platform, however it also allows private repositories. Many open source enthusiasts have likely grown weary of Microsoft’s acquisition of GitHub since it is a for-profit business, and as…

  • Upgrade PHP 7.0 to 8.1 without loosing Data XAMPP

    Upgrade PHP 7.0 to 8.1 without loosing Data XAMPP

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    It can be challenging to upgrade PHP in XAMPP without losing data, but if you carefully follow these instructions, it is achievable. Here is a generic how-to for updating PHP in XAMPP: Before making any changes to your development environment, always make a backup of your data and configuration files. Step1: Backup Your Projects: Copy…

  • Digital Asset Management Software

    Digital Asset Management Software

    Applications for DAM software can be found in many different businesses, particularly in those that depend significantly on digital content. These sectors include publishing, e-commerce, marketing and advertising, creative agency, and more. DAM software helps businesses make the most use of their digital assets by improving productivity, teamwork, and security when managing digital assets. In…

  • Tips to Boost the Performance of Your Apache

    Tips to Boost the Performance of Your Apache

    What is Apache? The Apache HTTPD Server has been one of the top three web servers on the internet for over 25 years, or practically since its launch. On all seven continents, it has been offering vital hosting services to hundreds of millions of websites for millions of businesses. It is highly probable that your…

  • Security checklist for Xampp

    Security checklist for Xampp

    Introduction to XAMPP A free and open-source cross-platform web server is called XAMPP. Cross-Platform, Apache, MySQL, PHP, and Perl can be shortened to XAMPP. A well-liked cross-platform web server called XAMPP enables programmers to create and test code locally on a web server. The native source code was generated by Apache Friends and is available…

  • 14-Step Security Checklist for Apache

    14-Step Security Checklist for Apache

    Securing Apache is as important for those of you who want to really fortify your WordPress website as it is for any other program that connects to and operates your website. The speed of your website may potentially suffer if you don’t. So this is how you’re going to accomplish it: 1. Update Apache You…

  • Top Security Checklist for mySql

    Top Security Checklist for mySql

    Database security in general is not given as much consideration by inexperienced penetration testers. It is impossible for an application to be secure without a database configuration and security checks. How can you strengthen the database management system, MySQL, which you may already be using? These are the seven steps that you must take. 1.…

  • List of My Blogs Written in September 2023

    List of My Blogs Written in September 2023

    1. [ERROR: flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: type ā€˜List’ is not a subtype of type ā€˜FutureOr’ 2. Your app currently targets API level 31 and must target at least API level 33 to ensure it is built on the latest APIs 3. Form Validation in Flutter 4. Your app targets Android 13 (API 33) or above. You…

  • List of My Blogs Written in August 2023

    List of My Blogs Written in August 2023

    1. How do I manually send a password reset request in Laravel? 2. How to fix ā€˜net::ERR_CLEARTEXT_NOT_PERMITTED’ in flutter 3. How to change App Name || Logo and Screenshot in Google Play Console 4. How to Unpublish the app from the Google Play console? 5. Failed to read PNG signature: file does not start with…

  • List of My Blogs Written in July 2023

    List of My Blogs Written in July 2023

    1. Introduction of DevOps Certified Professional Course 2. Flutter Error:An OAuth2 client already exists for this package name and SHA-1 certificate in another project 3. Flutter Issue | Keystore file not set for signing config release 4. Flutter: Execution failed for task ā€˜:app:packageDebug’ 5. How to fix the error: ā€œresource mipmap/ic_launcher (aka com.example.MyAppName: mipmap/ic_launcher) not…

  • List of My Blogs Written in June 2023

    List of My Blogs Written in June 2023

    1. The lower bound of ā€œsdk: ā€˜>=2.1.0 <3.0.0ā€²ā€ must be 2.12.0 or higher to enable null safety 2. ā€œModule was compiled with an incompatible version of Kotlin. The binary version of its metadata is 1.5.1, expected version is 1.1.16ā€ 3. Flutter Error : JAVA_HOME is set to an invalid directory: c:\Users\dharm\AppData\Roaming\Code\User\globalStorage\pleiades.java-extension-pack-jdk\17 4. How to check…

  • List of My Blogs Written in May 2023

    List of My Blogs Written in May 2023

    1. How to FuttureBuilder display only one data in Flutter 2. How to create a number input field in Flutter? Only 10 digital 3. Build a form with validation 4. Failed to open stream: Permission denied in /opt/lampp/htdocs 5. How password reset in Flutter with API Laravel in Flutter 6. How to order in Laravel high…

  • Security checklist for php project

    Security checklist for php project

    PHP security should never be taken lightly because it forms the foundation of practically all websites. Nonetheless, PHP developers are fortunate to be shielded from common security risks like data manipulation, SQL injections, and cross-site request forgery. And all of this is made possible by PHP’s built-in security capabilities, which facilitate website protection for developers.…

  • Best Laravel Security Features Checklist

    Best Laravel Security Features Checklist

    Regardless of the price, website security is an important concern, and your organization’s plan must include monitoring and preventive measures. Since technology is advancing so quickly, spammers and online attackers are also planning ahead to come up with new ways to target your website. Numerous vulnerabilities exist for websites, including SQL injections, cross-site scripting, unsafe…