Category: DevOps

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Fundamentals Tutorial of macOS

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is macOS? macOS is an operating system developed by Apple Inc. It is the software platform that powers Apple’s Macintosh line of computers, including desktops and laptops. macOS provides a user-friendly and intuitive interface for users to interact with their computers and perform various tasks. It is known for its sleek design, strong

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Fundamentals Tutorial of Algorithm

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is an Algorithm? An algorithm is a step-by-step set of well-defined instructions or rules that outlines a systematic approach for solving a problem or performing a specific task. Algorithms provide a clear, unambiguous sequence of actions to be taken to achieve a particular outcome. They are fundamental in computer science and mathematics and

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Fundamentals Tutorial of Eclipse

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Eclipse? Eclipse is an open-source, integrated development environment (IDE) used in computer programming, especially for Java development. It is one of the most popular IDEs in the world, and it is used by a wide range of developers, from students to professionals. Eclipse is based on the Eclipse Rich Client Platform (RCP),

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Fundamentals Tutorial of Docker

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Docker? Docker is a software platform that allows you to build, deploy, and run applications in containers. Containers are isolated environments that contain all of the code, runtime, system tools, system libraries, and settings that your application needs to run. Docker is a popular choice for developers because it makes it easy

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Fundamentals Tutorial of React Native

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is React Native? React Native is a cross-platform mobile application development framework created by Meta Platforms (formerly Facebook). It is based on React, a JavaScript library for building user interfaces. React Native allows developers to build native mobile applications using JavaScript and React. React Native uses the same design principles as React, so

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What is Azure?

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Azure, also known as Microsoft Azure, is a cloud computing platform and set of services offered by Microsoft. It provides a wide range of cloud services that enable organizations to build, deploy, and manage applications and services through Microsoft’s global network of data centers. Azure offers both Infrastructure as a Service (IaaS) and Platform

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[Solved] Flutter : [core/not-initialized] Firebase has not been correctly initialized. Have you added the “google-services.json” file to the project?

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Problem I’ve connected my Flutter app to Firebase by adding the SHA1 key ( How to Get SHA-1 key in Android Studio for Firebase. ) and package name in the Firebase console, and also downloaded and provided google-service.json in my Flutter app at android/app. But when I run the app it’s Showing an error that I’ve not provided google-service.json a file

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[SOLVED] Flutter Error: The getter ‘body1’ isn’t defined for the class ‘TextTheme’ – place_picker.

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Error SOLUTION Here is what I found on StackOverflow Source (Stackoverflow):- https://stackoverflow.com/questions/69312392/how-to-resolve-error-the-getter-body1-isnt-defined-for-the-class-texttheme To fix this issue you have to make some changes to Two files 2. C:/src/flutter/.pub-cache/hosted/pub.dartlang.org/place_picker-0.9.19-nullsafety/lib/widgets/search_input.dart Changes to Done Edit the lines in the dart package like below and it will work. Of course, the author should do this, but you can edit it

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What is Firebase?

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Firebase is a Backend-as-a-Service (Baas) platform that provides developers with a variety of tools and services to help them develop quality apps, grow their user base, and earn profit. It is built on Google’s infrastructure and is used by millions of developers around the world. Firebase provides a number of services, including: What is

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What is Spring Boot?

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Spring Boot is an open-source Java-based framework used to create a microservice. It is developed by Pivotal Team and is used to build stand-alone and production-ready spring applications. Spring Boot takes an opinionated view of the Spring platform and third-party libraries so you can get started with minimum fuss. Most Spring Boot applications need

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[Solved] Flutter : [core/not-initialized] Firebase has not been correctly initialized. Have you added the “google-services.json” file to the project?

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Error: I’ve connected my flutter app to firebase by adding SHA1 key ( How to Get SHA-1 key in Android Studio for Firebase. ) and package name in firebase console, and also downloaded and provided google-service.json in my flutter app at android/app. But when i run app its Showing an error that i’ve not

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Fundamental Tutorials of Oracle

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Oracle? Oracle is a multinational computer technology corporation that specializes in database software and enterprise software. It is one of the world’s largest software companies, and its products are used by businesses of all sizes. Oracle’s flagship product is Oracle Database, which is a relational database management system (RDBMS). Oracle Database is

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Fundamental Tutorials of Git

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Git? At its core, Git is a distributed version control system (VCS) designed to help developers manage and track changes to their source code and collaborate with others. It was created by Linus Torvalds in 2005, initially for managing the development of the Linux kernel. Git’s primary purpose is to enable developers

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Fundamental Tutorials of Bash

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Bash? Bash, short for “Bourne Again SHell,” is a widely used Unix shell and command-line interpreter. It is a command-line interface (CLI) that allows users to interact with their operating system and execute various commands, scripts, and programs. Bash is the default shell for many Linux distributions and macOS. Bash is a

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Fundamental Tutorials of Xcode

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Xcode? Xcode is an integrated development environment (IDE) developed by Apple Inc. It’s designed for building software applications for Apple platforms, including macOS, iOS, watchOS, and tvOS. Xcode provides a comprehensive set of tools and resources that developers use to create, test, and deploy apps across Apple’s ecosystem. Xcode includes a variety

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Fundamental Tutorials of Windows

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Windows? Windows is a family of operating systems developed by Microsoft. It is the most popular operating system in the world, with over 1.4 billion active users as of 2022. Windows is used on a wide variety of devices, including personal computers, tablets, and smartphones. The first version of Windows, Windows 1.0,

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Fundamental Tutorials of Flutter

Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Flutter? Flutter is an open-source, cross-platform UI toolkit developed by Google. It is used to build native mobile, web, and desktop applications from a single codebase. Flutter is a powerful and versatile toolkit that can be used to build a variety of applications, including: What is the top use cases of Flutter?

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