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OpenSource For You
January 2019 Issue
Vol. 7 No. 4
Admin - Insight
Open Source Backup Solutions that You Must Have
Backup solutions are a must for enterprises. Without a backup and recovery solution, businesses could lose a fortune if there is a data breach or loss due to some accident. This article offers a few backup and restore solutions which, true to the tradition of open source, are free of cost.
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For U & Me - Overview
Potential Risks of Artificial Intelligence
Artificial intelligence (AI) is benefiting society in about every way possible. AI-driven devices are becoming cognitive enough to aid people in times of need. However, AI can be a great risk to society if it ends up in the wrong hands.
| Admin - How To
Building Your Own Storage Area Network and Network Attached Storage
No matter how much storage is available, there’s always a need for more. Storage solutions are a must in the modern world, especially with the explosion of data. This article introduces readers to a few open source storage solutions, and walks them through the process of building their own SAN and NAS solutions.
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Admin - Overview
The Best Open Source Software for Network Attached Storage
Network attached storage is a dedicated appliance used for file storage and sharing, which provides advanced functionalities for data storage, access and management. It gives access to files using network file sharing protocols like NFS, SMB or AFP. This article gives a brief on some of the best OSS for network attached storage.
| Admin - Let's Try
Is Your Website Secure?
Web applications are susceptible to various types of attacks from numerous directions. Hackers would love to gain unauthorised access to information. This is where Web application security enters the picture, to prevent these attacks. This article takes a look at how confidential information can be accessed by attackers, and suggests how to prevent this from happening.
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Developers - Let's Try
Speeding Up Time to Market with Automated Web Application Testing
A well-developed Web app ensures a great user experience. Web application testing is itself dependent on several time tested procedures such as continuous testing, which is a best practice for automating the application’s life cycle management.
| For U & Me - Open Journey
Software Freedom Can Lead to Self-Reliance, says DeepRoot Linux Founder
Abhas Abhinav, founder of the Bengaluru based DeepRoot Linux, is an entrepreneur and hacker specialising in free software and hardware. For him, free and open source software (FOSS) is not just a professional choice, but a way of life that represents the very essence of personal freedom. In an exclusive interview with OSFY, Abhas shares details about his initial encounter with FOSS and his subsequent free and open journey. Excerpts follow…
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For U & Me - Interview
Hackathons are no longer for Coders only
HackerEarth offers enterprise software solutions that help organisations with their innovation management and technical recruitment needs. The company has conducted over 1000 hackathons and addressed 10,000 programming challenges till date. In an interaction with the OSFY editorial team, Vivek Prakash, CTO and co-founder, HackerEarth, discusses the role of open source in HackerEarth, the open source tools used, the challenges in finding the right talent and much more.
| For U & Me - Insight
How the Blockchain Can Add Transparency to Healthcare
Ever since the prices of bitcoin went sky rocketing, the computer world has been excited about the blockchain. Every day, new applications of the blockchain are being thought up, and the focus has shifted to using it in every conceivable human activity. This article explains how blockchain technology can be used in healthcare.
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Developers - Insight
A Deep Dive into the Hyperledger Sawtooth Architecture
This article gives the reader an insight into the Hyperledger Sawtooth architecture. It is targeted at open source technology enthusiasts who have an interest in blockchain technologies and a working knowledge of the Hyperledger Sawtooth project.
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CodeSport
In this month’s column, we discuss the problem of classifying insincere questions on a community question-answering site.
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For U & Me - Interview
Haystack: An Extensible Observability Platform from Expedia
Most companies usually run hundreds of microservices, but what happens when one or more services fail at the same time? To improve the observability and quality of service, we need to connect these failure points across the distributed topology to reduce the mean time to discover and resolve issues. To understand how Expedia implemented tracing and diagnostics by building a solution called Haystack, Ankita K.S. from the EFY Group had a chat with Shreya Sharma, technical product manager, and Keshav Peswani, software engineer, Expedia Inc., during Open Source India 2018. Excerpts follow…
| Compliance - Overview
What Everyone Should Know About Open Source Compliance
Open source is now inevitable for companies that want to thrive in a hypercompetitive world. There is currently no place for the old fear, uncertainty and doubt related to using open source software as it’s difficult to imagine a modern technology company that doesn’t use open source components.
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OpenGurus - Overview
OpenIoT: Enabling the Convergence of IoT and Cloud Computing
OpenIoT is a simple-to-use open source application, which connects all the sensors that use cloud technologies to make them an extension of your IoT application.
| For U & Me - Insight
Disaster Management: The Role of FOSS
Climate change is gathering momentum and because of this, the world has witnessed some of the most devastating disasters recently. Tsunamis, cyclones, floods, earthquakes and even wildfires have destroyed lives and entire regions, of late. So can we look to open source software to help mitigate the effects of these disasters?
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For U & Me - Insight
How Open Source Technologies Accelerate Innovation
Open source hardware and software are the new version of a phenomenon that’s been with us since the first wandering bards added their own words to the melody of a well-loved folk tune. Open source tools feed the dreams of amateurs and entrepreneurs alike from a deep well of well-documented designs, which are constantly being refined by the communities that use them. A growing number of traditional businesses and corporations understand that embracing them as an integral part of their business strategy may be their
best hope for surviving the disruption and is intermediation which open source technologies often bring to tightly-held markets.
| Admin - Insight
Managing Enterprise Content and Documents Using Open Source Tools
Enterprise content management (ECM) is the technology used to capture, manage, store, preserve, and deliver content and documents related to organisational processes. ECM plays a big role in the safety and security of enterprise documentation, and can be very well managed using open source tools.
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Developers - Let's Try
An Overview of the Service Discovery Feature in Hyperledger Fabric
This article will appeal to open source technology enthusiasts interested in blockchain technologies and with a working knowledge of the Hyperledger Fabric project.
| OpenGurus - Let's Try
Getting Started with CAN Networking in Linux
This article is aimed at giving the reader a glimpse of the CAN protocol support in the Linux environment through the SocketCAN stack.
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Admin - Let's Try
DevOps Series Configuring a PostgreSQL Master-
Slave Setup Using Ansible
PostgreSQL is a free and open source, ACID- ompliant, transactional database written in the C programming language. It supports updatable views, triggers, stored procedures and foreign keys, and manages concurrency using multi-version concurrency control (MVCC). In this 23rd article in the DevOps series, we will learn how to install and configure a PostgreSQL master-slave eplication setup.
| Exploring Software - Guest Column
Using Minimal Hardware to Set Up a Personal Cloud
Seagate Central is touted as a home media storage device. The author comes across one, and tinkers with it to convert it to a personal cloud by connecting to a Linux workstation and an old router. His route to success in this venture is described in this article.
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Admin - Let's Try
Data Deduplication with a Linux Based File System
Data deduplication is a specialised technique for compressing data and deleting copies of repeated data. It plays an important role in today’s world of rapid and massive data generation, as it helps to save resources, energy and costs. This article explains how Lessfs, a Linux based file system, can be used for data deduplication.
| Developers - How To
Designing a Simple 3D Block Jumper Game
This is a tutorial on creating a block jumper game in 3D graphics programming using the first person perspective. This follows up on the previous article about creating a block jumper game in the third person perspective, which was carried in the October 2018 issue of OSFY.
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Developers - Let's Try
Speeding Up with Julia Data Visualisation
Today’s real-time applications deal with large volumes of data. The mammoth size of the data makes it mandatory to have powerful visualisation tools. This article provides an
introduction to visualisation in Julia. As the syntax in Julia is very user friendly, the visualisation process can be understood fairly easily.
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