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Create Self Signed Certificate using OpenSSL Commands

Create Symmetric and Asymmetric (Public and Private) Keys using OpenSSL Commands

Data Analysis using NumPy

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Educate and Empower software professionals in emerging technologies, news and best practices.

Uber, a taxi aggregation platform operates around the globe. It was started as monolith application and later re-architected as bunch of microservices, which gives them scalability. Uber uses lot of open source tools and they have contributed quite a lot projects back to the community. This article is about analyzing Uber's open source technology stack.

Uber's open source technology stack

Stackoverflow is one of most widely used Q&A platform. It is the default choice of developers. It has over 100 million page views in a month and its Google page rank is 60. Check out its open source technology stack, the tools used to build such a popular website. Stackoverflow uses open source projects and also contributes to it.

Stackoverflow Open Source Technology Stack

WhatsApp is a most widely used cross-platform mobile messaging app for iPhone, BlackBerry, Android, Windows Phone and Nokia. Users can send text, images videos, audio for free. It almost replaced SMS. It changed the way people interact with each other. Lets check out the technology behind WhatsApp

Open Source Technology Stack used in WhatsApp

OpenJDK is the open source implementation of Java Standard Edition. Oracle (Sun) JDK implementation is going to be based on OpenJDK. OpenJDK and Oracle JDK are almost similar. There are ready made binaries available for Linux distribution but you may need to build OpenJDK on windows.

Free and Open source tools to build OpenJDK in Windows

opentaps Open Source ERP + CRM, is a fully integrated application suite that supports eCommerce, Customer Relationship Management, Warehouse and Inventory Management, Supply Chain Management, and Financial Management to Business Intelligence and mobility integration out-of-the-box. This article discusses about the open source software used to build Opentaps ERP.

Open Source Technology Stack used in Opentaps ERP

Zimbra is a Enterprise messaging and collaboration software. It is a good alternative to Microsoft Exchange server. Zimbra is a Email Server but they have not written anything related to SMTP server, rather they have integrated well know open source email server in to its package. Zimbra is a system of well connected / integrated multiple open source software which delivers enterprise quality to it. This article explains most important components which helps to build the enterprise product.

Zimbra - Enterprise Email Server Stack

GlobalSign is one of the Internet’s original trust service providers (technically known as Certificate Authorities). They have issued millions of trusted Digital Certificates to people, servers and mobile devices for Public Key Infrastructure (PKI) enabled solutions and applications. They are now giving certificates for free for open source projects.

GlobalSign - Free Certificate for Open Source Projects

Coursera is a social entrepreneurship company that partners with the top universities in the world to offer courses online for anyone to take, for free. Their courses include in various categories like Biology, Business management, Computer science, Robotics, Artificial Intelligence, Finance, Nutrition, Law, Mathematics, Medicine, Genetics, Data analytics and lot more.



Coursera - Take the World's Best Courses, Online, For Free

Open Source projects requires sponsors to fund their project. Few got good funding but few others are struggling to continue their project. A contributor, who does full time work in open source project requires funding to take care his needs. He has to be paid and he cannot do it for free. For those who don't get fund, check out this crowdfunding sites, these are exclusively for open source projects. Join these, get some fund and continue your dream.

Advanced Data Analysis using Pandas, Explore Aggregation, Merge Columns, Date Filters

Explore SQLite JSON Operations Using JDBC

Connect to SQLite using JDBC and Perform CRUD Operations

Create Self Signed Certificate using OpenSSL Commands

Create Symmetric and Asymmetric (Public and Private) Keys using OpenSSL Commands

Data Analysis using NumPy

free

GlobalSign - Free Certificate for Open Source Projects

Coursera - Take the World's Best Courses, Online, For Free

Crowdfunding for Open Source Projects

solidity

Advance Solidity: Object-Oriented Design

Advance Solidity: Payments and Transactions

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android

Mastering the Art of UI Design with Modifiers in Jetpack Compose

Building Your First React Native App

Setting Up React Native Development Environment for Android and iOS

dart

Testing in Dart and Database Interaction

Basics of Dart for Web Development

Object-Oriented Programming in Dart