Software, instructions that tell a computer what to do. Software comprises the entire set of programs, procedures, and routines associated with the operation of a computer system. ... A set of instructions that directs a computer's hardware to perform a task is called a program, or software program.

Software

A compound of development (Dev) and operations (Ops), DevOps is the union of people, process, and technology to continually provide value to customers.

What does DevOps mean for teams? DevOps enables formerly siloed roles—development, IT operations, quality engineering, and security—to coordinate and collaborate to produce better, more reliable products. By adopting a DevOps culture along with DevOps practices and tools, teams gain the ability to better respond to customer needs, increase confidence in the applications they build, and achieve business goals faster.

DevOps

A front-end developer architects and develops websites and applications using web technologies (i.e., HTML, CSS, DOM, and JavaScript), which run on the Open Web Platform or act as compilation input for non-web platform environments (i.e., React Native).

Frontend Development

Backend engineer should know at least one server-side programming languages like Java, Python, Ruby, . Net etc. Knowledge of various DBMS technology is another important need of a backend developer. MySQL, MongoDB, Oracle, SQLServer, Redis are widely used for this purpose.

Backend Development

A server administrator, or admin has the overall control of a server. This is usually in the context of a business organization, where a server administrator oversees the performance and condition of multiple servers in the business organization, or it can be in the context of a single person running a game server.

Server Administration

Linux has long been the basis of commercial networking devices, but now it's a mainstay of enterprise infrastructure. Linux is a tried-and-true, open-source operating system released in 1991 for computers, but its use has expanded to underpin systems for cars, phones, web servers, and more recently, networking gear

Linux Administration

Core components – equipment and software for IT operations and storage of data and applications. These may include storage systems; servers; network infrastructure, such as switches and routers; and various information security elements, such as firewalls.

Data Center

Track errors & monitor performance in all major languages & frameworks with Sentry. Open-source error tracking with full stacktraces & asynchronous context. Used by 10,000 companies. Get Started for Free. All programming languages. Preserves positive UX.

Sentry

Terraform is an open-source infrastructure as code software tool that provides a consistent CLI workflow to manage hundreds of cloud services. Terraform codifies cloud APIs into declarative configuration files.

Terraform

Ansible is an open-source automation tool, or platform, used for IT tasks such as configuration management, application deployment, intraservice orchestration, and provisioning. Automation is crucial these days, with IT environments that are too complex and often need to scale too quickly for system administrators and developers to keep up if they had to do everything manually. Automation simplifies complex tasks, not just making developers’ jobs more manageable but allowing them to focus attention on other tasks that add value to an organization. In other words, it frees up time and increases efficiency. And Ansible, as noted above, is rapidly rising to the top in the world of automation tools.

Ansible

Docker is a set of the platform as service products that use OS-level virtualization to deliver software in packages called containers. Containers are isolated from one another and bundle their own software, libraries, and configuration files; they can communicate with each other through well-defined channels

Docker

A penetration test, colloquially known as a pen test, pentest or ethical hacking, is an authorized simulated cyberattack on a computer system, performed to evaluate the security of the system. Not to be confused with a vulnerability assessment. The test is performed to identify both weaknesses (also referred to as vulnerabilities), including the potential for unauthorized parties to gain access to the system's features and data, as well as strengths, enabling a full risk assessment to be completed.

Penetration Testing

Kubernetes is a portable, extensible, open-source platform for managing containerized workloads and services, that facilitates both declarative configuration and automation. It has a large, rapidly growing ecosystem. Kubernetes services, support, and tools are widely available.
The name Kubernetes originates from Greek, meaning helmsman or pilot. Google open-sourced the Kubernetes project in 2014. Kubernetes combines over 15 years of Google's experience running production workloads at scale with best-of-breed ideas and practices from the community.


Kubernetes

NGINX is open-source software for web serving, reverse proxying, caching, load balancing, media streaming, and more. It started out as a web server designed for maximum performance and stability. In addition to its HTTP server capabilities, NGINX can also function as a proxy server for email (IMAP, POP3, and SMTP) and a reverse proxy and load balancer for HTTP, TCP, and UDP servers.

NGINX

Jenkins X provides pipeline automation, built-in GitOps, and preview environments to help teams collaborate and accelerate their software delivery at any scale.

JenkinsX

Jenkins is a free and open-source automation server. It helps automate the parts of software development related to building, testing, and deploying, facilitating continuous integration and continuous delivery. It is a server-based system that runs in servlet containers such as Apache Tomcat.
Jenkins offers a simple way to set up a continuous integration or continuous delivery (CI/CD) environment for almost any combination of languages and source code repositories using pipelines, as well as automating other routine development tasks. While Jenkins doesn’t eliminate the need to create scripts for individual steps, it does give you a faster and more robust way to integrate your entire chain of build, test, and deployment tools than you can easily build yourself.

Jenkins

SSL stands for Secure Sockets Layer and, in short, it's the standard technology for keeping an internet connection secure and safeguarding any sensitive data that is being sent between two systems, preventing criminals from reading and modifying any information transferred, including potential personal details. The two systems can be a server and a client (for example, a shopping website and browser) or server to server (for example, an application with personal identifiable information or with payroll information).

Ethical Hacking is an authorized practice of bypassing system security to identify potential data breaches and threats in a network. The company that owns the system or network allows Cyber Security engineers to perform such activities in order to test the system’s defenses. Thus, unlike malicious hacking, this process is planned, approved, and more importantly, legal.

Ethical-Hacking

Python is an interpreted, high-level, and general-purpose programming language. Python's design philosophy emphasizes code readability with its notable use of significant whitespace

Python

Node.js is an open-source, cross-platform, back-end, JavaScript runtime environment that executes JavaScript code outside a web browser

NodeJs

Red Hat is one of the leading contributors to the Linux kernel and associated technologies in the greater open source community. Red Hat engineers help improve features, reliability, and security to make sure your infrastructure performs and remains stable—no matter your use case and workload.

RedHat

Github is a web-based platform used for version control. Git simplifies the process of working with other people and makes it easy to collaborate on projects. Team members can work on files and easily merge their changes with the master branch of the project

Github

Angular is a platform and framework for building single-page client applications using HTML and TypeScript. Angular is written in TypeScript. It implements core and optional functionality as a set of TypeScript libraries that you import into your apps.

AngularJs

Cloud computing today allows hardware and software products to co-exist remotely (in data centers) and at-scale. Together these products work to deliver specific services. Users typically can access, manage, and use the tools they require via a web-interface – and that's true for Google Cloud Platform services as well.

Google Cloud Platform (GCP)

SonarQube is an open-source platform for continuous inspection of code quality. Using static code analysis, it tries to detect bugs, code smells, and security vulnerabilities. SonarQube supports many languages through built-in rulesets and can also be extended with various plugins

SonarQube

Amazon Web Services (AWS) is a secure cloud services platform, offering computing power, database storage, content delivery, and other functionality to help businesses scale and grow. Running web and application servers in the cloud to host dynamic websites.

Amazon Web Service (AWS)

VMware allows businesses to run multiple application and operating system workloads on one server – thus enabling better resource management. By creating a virtual machine that behaves exactly like an actual computer – VMware also allows everything running on that virtual machine to run in its own window

VMware

What is Blockchain?

Blockchain is a decentralized, distributed ledger technology that allows secure, transparent and tamper-proof recording of transactions and data. It was initially introduced as the underlying technology of the cryptocurrency Bitcoin, but has since found use in a wide range of applications beyond finance.

In a blockchain system, transactions are grouped into blocks, which are linked together in a chain. Each block contains a cryptographic hash of the previous block, which ensures that any alteration to a previous block will be immediately detected. This makes the blockchain resistant to tampering and hacking.

In addition to its security features, blockchain technology has several other benefits, including its ability to provide transparency, accountability, and traceability. It is being used in various industries, such as supply chain management, voting systems, and smart contracts.


Why Blockchain is so popular?
Blockchain is popular for several reasons, including:

Decentralization: Blockchain is a decentralized system, meaning that it is not controlled by a single entity, such as a government or a financial institution. This makes it more democratic and resistant to censorship or manipulation.

Security: Transactions on a blockchain are secured using advanced cryptography, making them almost impossible to hack or alter without being detected.

Transparency: Blockchain technology allows for transparent, tamper-proof recording of data and transactions, making it easier to track and verify information.

Efficiency: Blockchain transactions can be completed quickly and without the need for intermediaries, making them faster and more cost-effective than traditional transactions.

Smart contracts: Smart contracts are self-executing contracts with the terms of the agreement directly written into the code. This allows for automatic execution of transactions, reducing the need for intermediaries and streamlining the process.

These advantages have led to the adoption of blockchain technology in various industries, including finance, healthcare, logistics, and more. Additionally, the potential for blockchain to disrupt traditional industries and create new business models has made it a popular topic among investors and entrepreneurs.

Blockchain

Snipe-IT is a Free Open Source (FOSS) project built on Laravel 5.7. Snipe-IT was made for IT asset management, to enable IT departments to track who has which laptop, when it was purchased, which software licenses and accessories are available, and so on.

Snipe-IT

MongoDB is an object-oriented, simple, dynamic, and scalable NoSQL database. It is based on the NoSQL document store model. The data objects are stored as separate documents inside a collection — instead of storing the data into the columns and rows of a traditional relational database.

MongoDB

MySQL is a database management system.

It may be anything from a simple shopping list to a picture gallery or the vast amounts of information in a corporate network. To add, access, and process data stored in a computer database, you need a database management system such as MySQL Server

MySQL

It is a highly stable database management system, backed by more than 20 years of community development which has contributed to its high levels of resilience, integrity, and correctness. PostgreSQL is used as the primary data store or data warehouse for many web, mobile, geospatial, and analytics applications.

PostgreSQL

A database is a collection of information that is organized so that it can be easily accessed, managed, and updated. Computer databases typically contain aggregations of data records or files, containing information about sales transactions or interactions with specific customers.

Database

CTF (Capture The Flag) is a kind of information security competition that challenges contestants to solve a variety of tasks ranging from a scavenger hunt on Wikipedia to basic programming exercises to hacking your way into a server to steal data

Apache Kafka is a popular open-source data streaming platform providing high-throughput data pipelines. As such, Instana has included comprehensive Kafka Monitoring in our Infrastructure and Application Monitoring solution. Instana discovers all Kafka instances present in the environment, understands the dependencies and interactions between the cluster and its servers, and automatically begins monitoring the health and performance of each instance.

Kafka

Artificial intelligence is the simulation of human intelligence processes by machines, especially computer systems. Specific applications of AI include expert systems, natural language processing, speech recognition and machine vision.

Artificial Intelligence

Kibana is a proprietary data visualization dashboard software for Elasticsearch, whose open source successor in OpenSearch is OpenSearch Dashboards.

Kibana

Networking is the exchange of information and ideas among people with a common profession or special interest, usually in an informal social setting. Networking often begins with a single point of common ground.

Networking

A Red Hat® Certified Engineer (RHCE®) is a Red Hat Certified System Administrator (RHCSA) who is ready to automate Red Hat® Enterprise Linux® tasks, integrate Red Hat emerging technologies, and apply learned automation skills for efficiency and innovation.

RHCE

Django is a Python-based free and open-source web framework that follows the model–template–views architectural pattern. It is maintained by the Django Software Foundation, an American independent organization established as a 501 non-profit.

Django

Machine learning is a branch of artificial intelligence (AI) and computer science which focuses on the use of data and algorithms to imitate the way that humans learn, gradually improving its accuracy.

Machine Learning

React is a free and open-source front-end JavaScript library for building user interfaces or UI components. It is maintained by Facebook and a community of individual developers and companies. React can be used as a base in the development of single-page or mobile applications.

React js

A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules.

Firewall

PHP is a popular general-purpose scripting language that is especially suited to web development.

C is a general-purpose, procedural computer programming language supporting structured programming, lexical variable scope, and recursion, with a static type system. By design, C provides constructs that map efficiently to typical machine instructions.

Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

java

C++ is a general-purpose programming language created by Bjarne Stroustrup as an extension of the C programming language, or "C with Classes".

The Computing Technology Industry Association is an American non-profit trade association, issuing professional certifications for the information technology industry. It is considered one of the IT industry's top trade associations.

CompTIA

CCNA is an information technology certification from Cisco Systems. CCNA certification is an associate-level Cisco Career certification. The Cisco exams have changed several times in response to the changing IT trends.

CCNA

Salesforce, Inc. is an American cloud-based software company headquartered in San Francisco, California. It provides customer relationship management service and also provides a complementary suite of enterprise applications focused on customer service, marketing automation, analytics, and application development.

Salesforce

Microsoft Azure, commonly referred to as Azure, is a cloud computing service created by Microsoft for building, testing, deploying, and managing applications and services through Microsoft-managed data centers.

Azure

Oracle is an American multinational computer technology corporation headquartered in Austin, Texas. The company was formerly headquartered in Redwood Shores, California, until December 2020 when it moved its headquarters to Texas.

Oracle

A sysop is an administrator of a multi-user computer system, such as a bulletin board system or an online service virtual community. The phrase may also be used to refer to administrators of other Internet-based network services. Co-sysops are users who may be granted certain admin privileges on a BBS.

SysOP

A Cisco Certified Network Professional is a person in the IT industry who has achieved the professional level of Cisco Career Certification.

CCNP

A shell script is a computer program designed to be run by the Unix shell, a command-line interpreter. The various dialects of shell scripts are considered to be scripting languages. Typical operations performed by shell scripts include file manipulation, program execution, and printing text.

Shell-scripting

.NET is a free and open-source, managed computer software framework for Windows, Linux, and macOS operating systems. It is a cross-platform successor to .NET Framework. The project is primarily developed by Microsoft employees by way of the .NET Foundation, and released under the MIT License.

.NET core

ADO.NET is a data access technology from the Microsoft .NET Framework that provides communication between relational and non-relational systems through a common set of components. ADO.NET is a set of computer software components that programmers can use to access data and data services from a database.

ADO .Net

ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages. It was developed by Microsoft to allow programmers to build dynamic web sites, applications and services.

ASP .Net

Android is a mobile operating system based on a modified version of the Linux kernel and other open source software, designed primarily for touchscreen mobile devices such as smartphones and tablets.

Android

Angular is a TypeScript-based free and open-source web application framework led by the Angular Team at Google and by a community of individuals and corporations. Angular is a complete rewrite from the same team that built AngularJS.

Angular

JavaScript, often abbreviated as JS, is a programming language that conforms to the ECMAScript specification. JavaScript is high-level, often just-in-time compiled, and multi-paradigm. It has curly-bracket syntax, dynamic typing, prototype-based object-orientation, and first-class functions.

JavaScript

jQuery is a JavaScript library designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax. It is free, open-source software using the permissive MIT License.

jQuery

WebSocket is a computer communications protocol, providing full-duplex communication channels over a single TCP connection. The WebSocket protocol was standardized by the IETF as RFC 6455 in 2011, and the WebSocket API in Web IDL is being standardized by the W3C. WebSocket is distinct from HTTP.

Websockets

web security refers to the protective measures and protocols that organizations adopt to protect the organization from, cyber criminals and threats that use the web channel. Web security is critical to business continuity and to protecting data, users and companies from risk.

Web Security

Software testing is an investigation conducted to provide stakeholders with information about the quality of the software product or service under test.

Software Testing

User experience design is the process of supporting user behavior through usability, usefulness, and desirability provided in the interaction with a product.

UX design

TypeScript is a programming language developed and maintained by Microsoft. It is a strict syntactical superset of JavaScript and adds optional static typing to the language. TypeScript is designed for the development of large applications and transcompiles to JavaScript.

TypeScript

The Spring Framework is an application framework and inversion of control container for the Java platform. The framework's core features can be used by any Java application, but there are extensions for building web applications on top of the Java EE platform

Spring

GraphQL is an open-source data query and manipulation language for APIs, and a runtime for fulfilling queries with existing data. GraphQL was developed internally by Facebook in 2012 before being publicly released in 2015.

GraphQL

SQL is a domain-specific language used in programming and designed for managing data held in a relational database management system, or for stream processing in a relational data stream management system.

Cascading Style Sheets is a style sheet language used for describing the presentation of a document written in a markup language such as HTML. CSS is a cornerstone technology of the World Wide Web, alongside HTML and JavaScript.

In computer science, a binary tree is a tree data structure in which each node has at most two children, which are referred to as the left child and the right child.

Binary tree

HTML5 is a markup language used for structuring and presenting content on the World Wide Web. It is the fifth and last major HTML version that is a World Wide Web Consortium recommendation. The current specification is known as the HTML Living Standard.

HTML5

In software development, agile is a set of practices intended to improve the effectiveness of software development professionals, teams, and organizations.

Agile

Flutter is an open-source UI software development kit created by Google. It is used to develop cross platform applications for Android, iOS, Linux, Mac, Windows, Google Fuchsia, and the web from a single codebase. The first version of Flutter was known as codename "Sky" and ran on the Android operating system.

Flutter

Stack is a linear data structure which follows a particular order in which the operations are performed. The order may be LIFO(Last In First Out) or FILO(First In Last Out).

Stacks

In computer science, a data structure is a data organization, management, and storage format that enables efficient access and modification.

Data structure

Redis is an in-memory data structure store, used as a distributed, in-memory key–value database, cache and message broker, with optional durability. Redis supports different kinds of abstract data structures, such as strings, lists, maps, sets, sorted sets, HyperLogLogs, bitmaps, streams, and spatial indices.

Redis

Redux is an open-source JavaScript library for managing and centralizing application state. It is most commonly used with libraries such as React or Angular for building user interfaces. Similar to Facebook's Flux architecture, it was created by Dan Abramov and Andrew Clark.

Redux

Ruby is an interpreted, high-level, general-purpose programming language. It was designed and developed in the mid-1990s by Yukihiro "Matz" Matsumoto in Japan. Ruby is dynamically typed and uses garbage collection and just-in-time compilation.

Ruby

Ruby on Rails, or Rails, is a server-side web application framework written in Ruby under the MIT License. Rails is a model–view–controller framework, providing default structures for a database, a web service, and web pages.

Ruby on Rails

A progressive web application is a type of application software delivered through the web, built using common web technologies including HTML, CSS and JavaScript. It is intended to work on any platform that uses a standards-compliant browser, including both desktop and mobile devices.

In computing, reactive programming is a declarative programming paradigm concerned with data streams and the propagation of change.

Reactive Programming

Kotlin is a cross-platform, statically typed, general-purpose programming language with type inference. Kotlin is designed to interoperate fully with Java, and the JVM version of Kotlin's standard library depends on the Java Class Library, but type inference allows its syntax to be more concise.

Kotlin

Language Integrated Query is a Microsoft .NET Framework component that adds native data querying capabilities to .NET languages, originally released as a major part of .NET Framework 3.5 in 2007.

LINQ

Laravel is a free, open-source PHP web framework, created by Taylor Otwell and intended for the development of web applications following the model–view–controller architectural pattern and based on Symfony.

Laravel

Ionic is a complete open-source SDK for hybrid mobile app development created by Max Lynch, Ben Sperry, and Adam Bradley of Drifty Co. in 2013. The original version was released in 2013 and built on top of AngularJS and Apache Cordova.

Ionic

The Windows Communication Foundation, previously known as Indigo, is a free and open-source runtime and a set of APIs in the .NET Framework for building connected, service-oriented applications.

Xamarin is a Microsoft-owned San Francisco-based software company founded in May 2011 by the engineers that created Mono, Xamarin.Android and Xamarin.iOS, which are cross-platform implementations of the Common Language Infrastructure and Common Language Specifications.

Xamarin

Go is a statically typed, compiled programming language designed at Google by Robert Griesemer, Rob Pike, and Ken Thompson. Go is syntactically similar to C, but with memory safety, garbage collection, structural typing, and CSP-style concurrency.

Golang

Hibernate ORM is an object–relational mapping tool for the Java programming language. It provides a framework for mapping an object-oriented domain model to a relational database.

Hibernate

Transact-SQL is Microsoft's and Sybase's proprietary extension to the SQL used to interact with relational databases.

T-SQL

Entity Framework is an open source object–relational mapping framework for ADO.NET. It was originally shipped as an integral part of .NET Framework. Starting with Entity Framework version 6, it has been delivered separately from the .NET Framework.

Entity Framework

NextJs

Selenium

Cyber security is the practice of defending computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks. It's also known as information technology security or electronic information security. The term applies in a variety of contexts, from business to mobile computing, and can be divided into a few common categories.

Cyber-Security

DevSecOps stands for development, security, and operations. It's an approach to culture, mechanization, and stage design that integrates protection as a shared responsibility throughout the entire IT lifecycle.


DevSecOps

Spring Boot makes it easy to create stand-alone, production-grade Spring based Applications that you can "just run"

Spring Boot

Chart.js is a free, open-source JavaScript library for data visualization, which supports eight chart types: bar, line, area, pie (doughnut), bubble, radar, polar, and scatter. Created by London-based web developer Nick Downie in 2013, now it is maintained by the community and is the second most popular JavaScript charting library on GitHub by the number of stars after D3.js, considered significantly easier to use though less customizable than the latter. Chart.js renders in HTML5 canvas and is widely covered as one of the best data visualization libraries. It is available under the MIT license.

Chart.js

SonarQube is a Code Quality Assurance tool that collects and analyzes source code, and provides reports for the code quality of your project. It combines static and dynamic analysis tools and enables quality to be measured continually over time.

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