Category Archives: Latest Tech
Quantum Computing Interview Questions and Answers – Set 1
This is the first in series of practice tests / interview questions and answers in relation to Quantum computing. It touches upon the basic concepts in relation to some of the following: Qubit Difference between a bit and Qubit Superposition of Qubit states Quantum entanglement This practice test will prove to be useful for Quantum Computing beginners / interns / freshers. Revision Notes – Quantum Computing Fundamentals Quantum computing is different than classical computing. Problems which are suited for quantum computing should be considered for Quantum computing. A Qubit is a two-state quantum mechanical system; A Qubit can be in superposition of both the states at the same time. A Qubit is similar to bit …
How to Build Liv.ai like Speech-to-text Conversion Platform
This article explores the technology landscape which can be used to build similar platform / service offerings like Liv.ai. First and foremost, congratulations to Liv.ai team for leveraging existing cloud-based AI and speech recognition (Speech-to-text conversion) technologies to come up with a set of business offerings which leverages speech-to-text conversion technology to create great value for businesses. The founding team (IIT KGP Alumni – Subodh Kumar, Sanjeev Kumar and Kishore Mundra) nailed it! Doing right thing at right time at right place. Liv.ai enables developers to convert speech-to-text by using Powerful Neural Network Models with exceptional accuracy and minimal latency. At this point, the platform supports 9 languages including Hindi, English, Bengali, Gujarati, Telugu, Tamil, Marathi, …
Blockchain – Top Links for ICO
Following are some of top links representing the pages which provides good information on ICO (Initial Coin Offering): What is ICO? List of upcoming ICOs, token sales, past ICOs etc – ICOAlert.com Up-to-date news on ICO – Cointelegraph.com ICO Tracker from Coindesk.com Ultimate list of ICO resources from Coindesk.com
Blockchain – Hyperledger Technology Architecture Viewpoint
The diagram below represents technology architecture viewpoint of hyperledger blockchain framework: Hyperledger framework comprises of four key services/modules at a broader level. They are following: Membership services. Membership services comprise of components such as following: Registration: Registers/enrolls the new users Identity management: Manages identity of the users Audit management Blockchain services: Blockchain services comprise of following components used to manage consensus, storage and transactions: Consensus Manager: Used to implement consensus algorithm; Allows to plug-in extensible/customized consensus module. Consensus manager forms part of ordering service which validates the transaction using VSCC (validation system chaincode), create block of transaction and send them back to peer nodes. Distributed Ledger Ledger storage: Storage such as LevelDB or CouchDB can …
Quick Glance at Hyperledger Fabric Architecture Building Blocks
The diagram below represents application communication viewpoint at key building blocks of Hyperledger Fabric 1.0 architecture: Following are some of the key building blocks of Hyperledger Fabric 1.0 Architecture: Membership Services Provider: Enrolls the clients Peers: Peer nodes can be endorser (endorse proposal for transaction)and committer nodes (write block of transactions to ledger) Chaincode: Smart contract written in Java/Go which is invoked by a transaction. Peer nodes having chaincode becomes the endorser for that chaincode. ESCC (Endorser system chain code) executes the chaincode using proposal and read-write set information. Ledger: Ledger which holds the copy of transactions in form of blocks Ordering service: Consenter service which validates the transaction using VSCC (Validation system chaincode), orders …
Blockchain usecases from Financial Services & Government/Legal/Regulatory
This blog represents some of the Blockchain uses cases in industry domain related with financial services and Government/Legal/Regulatory. The blockchain is getting talked about/implemented in different industry domains such as following: Financial services Government / legal / regulatory Government / legal / identity management Capital markets Healthcare / medical IOT Publishing Supply chain / Logistics Supply chain / Traceability / Anti-counterfeiting Supply chain / Interoperability / Visibility Travel / Hospitality Agriculture I shall be doing a blog series discussing all of the above use cases in detail. In this blog, we will look into some of the use cases in financial services and Government/legal/regulatory. Financial Services Microlending: Small unsecured loans issued …
Understanding Google Glass Development: How to get started?
We, the developer community, have been hopping around the development ecosystem and creating applications for web (technologies such as Java, .NET, PHP, Ruby, Scala etc) & mobile devices such as smartphones (running iOS, Android), tablet (running iOS, Android) etc. This year saw the release of Google Glass devices. Google has been doing enough to publicize the google glass and this is expected that there shall be need for Google Glass applications if Google Glass has to be accepted by mass users. That would require developers like us to take a stab at it and create some apps for Google Glass. If you are very new to google Glass, please read …
Go & .Net – New Additions to Google Glass Developer Kit
Till few weeks back, it was only Java, PHP and Python programmers who had the necessary support from Google Glass Mirror APIs for development purpose. Now, there are two more additions to the programming languages using which one can develop using Google Glass Mirror API. They are: GO (App Engine SDK for GO) .NET (.NET framework 4.0 or higher, ASP .NET MVC 3 web framework or higher, A web server) Quite a good move from Google to enhance the developer ecosystem and including large number of developer community.
Top 5 Google Glasswares Architecture Principles
If you are planning to get into google glasswares development, following is the list of top five architecture principles that should be kept in mind: 1. High Usability: With google glass device in the presentation layer, and owing to smaller display area of the timeline cards on the device, it is of utmost importance to plan content (texts/images/videos) including menu items to be displayed in the simpler form on timeline cards. The most simplest of them all is to have simple texts. However, the requirements may not be that simple and need for menus can always arise. To properly design content and menu for ease of navigation takes primary seat. …
Get a Google Wallet Free with a Google Glass!
If you are planning to buy one of those google glass device, be prepared to get google wallet account whether you like it or not.:-) This is because you may not be able to buy google glasses in other ways except by using google wallet. In addition to that, even if you are trying to gift the google glass to someone else, the recipient would require to have an account with google wallet for him/her to receive the support from Google. To add to the above, a person owning a google glass device also needs to maintain his/her google wallet account to receive after sales support. The information can …
Google Glass Development: Performance Tips
With google glass development, performance has to take center stage and software engineers, no more can afford to put performance testing on back burner. Following are some of the techniques for achieving high performance of glasswares: Compression (to beat Network Latency): Compression technique has been one of the most important aspect in getting faster download of your web pages. The primary reason have been to take care of network latency aspects which would impact glasswares performance much more. You may want to check the details on this on following page. The same technique also applies to google glasswares by enabling gzip compression. One needs to do following two things to …
Google Glass Glasswares Integration Pattern – Key to Performance
This is well understood that google glass can be integrated with glasswares over google cloud by making use of Google Mirror API. Lets try and understand what is the integration pattern (as of now) that is used for this integration. Glassware’s Performance: A Key Concern Before we go into discussion, this is given that performance is one of the most important concerns google glass developers would have to deal with. This is not about something like pages loading on one’s desktop/laptop or iPad where users could afford to wait. As cards appearing on google glass timelines appear directly near one’s eye, the expectation would be to get the operation performed …
Ok Glass, Show the Best Buy – Can that be the Killer Glassware?
Could this be the killer glassware app for Google Glass? Could this help boost the google glass adoption among consumers? Well, there has been smartphone applications using which one scans the Barcode of the product on the shelf and get the details about it. But, with google glass, it would be as easy as user looking at a product on the shelf and saying, “ok glass, show the best buy”. This would get him the most appropriate competitive products along with shop detail based on various factors some of which are listed below. Keep on reading… Let’s try and understand what might show up on google glass if someone says, …
Google Glass & Big Data – Boon for Crime Control
A class of bloggers & writers have been writing about the google glass hurting the privacy. Thus, this may pose barrier to widespread acceptance of google glass device. However, google glass shall surely act as a boon to crime control and sooner than later, government will get on board for acceptance for glass device for police personnel. Google Glass for Capturing Pictures from Crime Spot However, to think of one of the out-of-box benefits provided by google glass, which is “take a picture”, this may prove to be a boon to police department across the globe. Imagine police personnel start wearing a cool glass device. They could easily capture …
Google Glass Timeline: What is it?
Google glass timeline is one of the most important concepts to know if one wants to get started with Google glass project. Lets see the picture below to understand how does it look like? Before we go into details of what is timeline, lets try and understand the dictionary meaning of timeline? Following are some of the meanings posted by some of the well known dictionary websites: A linear representation of important events in the order in which they occurred…Dictionary.com a schedule of events and procedures…merriam-webster.com On a google glass device, information/message retrieval or submission can be considered as some kind of “event”. A set of information/messages or events can …
Google Glass Technology Stack
If you have been wondering on what would it take for someone to get up and running with google glass development. Following is a list of technologies that forms the technology stack for google glass: Web service protocol: REST Message format: JSON Google Client API: Java, .NET, PHP, Python, javascript, Ruby
I found it very helpful. However the differences are not too understandable for me