In a previous article, we introduced the basic concepts of the Ethereum Blockchain, including a quick overview of ERC-20 tokens. This article dives into Solidity, the programming language used to interact with the Ethereum Blockchain. We will learn … Read more
Backend
The Backend Developer is a programmer who creates the logical back-end and core computational logic of a website, software or information system. The main activities usually concern the three functional aspects of the back-end:
Programming: he has the knowledge of different programming languages like Java, JavaScript (NodeJS), PHP and the knowledge of methodologies and Frameworks such as Spring and
Hibernate. It is also able to work on more structured languages such as Ruby and Python.
Database Designing: a Back-end Developer has expertise in database management such as Oracle, MySQL or MongoDB.
Web Tool: is essential to be familiar with SOAP (Simple Object Access Protocol) and REST (Representational State Transfer) for integration with different infrastructures.
Algorand’s “Layer-1 policy” can surpass state-of-the-art Blockchain solutions
First generation Blockchain solutions handled a reliable quasi-anonymous payment service between two network IDs. The next evolutionary step was the definition of smart contracts: adding a programmable engine (a general-purpose Virtual Machine) to … Read more
Cogito: identity management and blockchain in healthcare
Blockchain technologies are changing the way to implement new software solutions. However, its techie and money-based beginnings result in an uncomfortable user interface. Moreover, the need for personal management of own identity data is rapidly … Read more
ERC-20 tokens: an overview
This article is the first in a series (part two, part three, part four and part five) that will teach you how to develop a simple smart contract on the Ethereum Blockchain. Before delving into more technical information, we need to be sure that … Read more
Tabs or spaces: does it really matter anymore?
Tabs or spaces is the epical battle that any programmer has to assist at least once in his life. It's a styling choice for a programmer, but it gets really serious when at least two programmers gets to collaborate in a project. What's the deal with … Read more
.NET Async/Await and its catches
Since the introduction of the Task-based Asynchronous Pattern (or TAP) with .NET 4.0 programmers have enjoyed a simpler and streamlined approach to asynchronous programming in .NET, improving performance and readability of their code. If you are … Read more
Magically deploy a new project in 1 month
It might seem strange, but how would you react if they told you that knowing algorithms, programming languages, design patterns, and best practices for managing and releasing software projects might not be enough to make an efficient and successful … Read more
Introduction ASP.NET Core SPA
Hello Luca. Let’s take a deep dive into ASP.NET Core SPA. Could you tell us something more about its advantages? Does it have any downsides and would you recommend it? We've had several meetups and we followed a thread on .ASP Net Core, the latest … Read more
Blockchain in JavaScript with Lisk Alpha SDK
Blockchain has witnessed a growing interest in the last few years. And this is not a surprise. Thanks to this technology, you can create transactions that are then included in a distributed database. Such database is distributed in a peer-to-peer … Read more
Ready, Steady, Crash! One engineer’s journey into the world of load testing
“We are sorry. Our servers are under heavy load at present. Please try again in a few minutes.” We have all seen messages like this when a service is struggling to cope with the load. But how can you test how well your website will cope under load? … Read more
Naturally born reactive systems
Modern applications are required to do many tasks at the same time, in the optimal way, and be very quick to respond to consumers’ input and expectations. Moreover, software needs to adapt to changing scenarios, in a consistent and resilient … Read more
How JSR 385 could have saved the Mars Climate Orbiter… and your job
Numbers are normally treated as straight entities, but they often are not that straight. Most numbers, indeed, carry with them a dimensional aspect: money is in of some currency, while in physics speed is in meters per second, fluids are in liter and … Read more
Interview with Elton Stoneman
There aren’t many Eltons working in the Docker space, but if there were, Mr Stoneman would still be making a name for himself. As a developer advocate, his job is to go out into the community and spread the word about the virtues of Docker and what … Read more
Interview with Danilo Poccia
Danilo Poccia works with startups and companies of any size to support their innovation. In his role as Evangelist at Amazon Web Services, he leverages his experience to help people bring their ideas to life, focusing on serverless architectures and … Read more
Interview with David Steiman
Software architect for KTEL Communications GmbH, David Steiman describes himself as an open source activist. David generously shared his time and expertise to the audience at Codemotion Berlin 2018 with his talk, Getting serious with private … Read more
The Path of Becoming A Tech Leader
Codemotion Rome 2019 included several talks about soft skills, such as communication and leadership. A particularly interesting event was the round table titled "The Path of Becoming a Tech Leader", attended by: Emanuele di Saverio - Frog, … Read more
Interview with Sebastian Porsdam Mann
What has philosophy got to do with cryptocurrency? As a Postdoctoral Research Fellow at Harvard Medical School, with a Cambridge degree in philosophy, psychology and neuroscience, Sebastian Porsdam Mann's theory is probably worth a listen. At … Read more
Interview with Dave Farley
Dave Farley’s not a politician. But he is best-known as the author of the Reactive Manifesto, published in 2014. Dave is still answering questions about the book many years later, which shows it remains relevant in these constantly evolving … Read more
npm: from its conception to its future
npm is a dependency manager for the NodeJS ecosystem, composed of two main elements: a registry with all the packages that can be installed in a NodeJS projectthe npm CLI, which provides the ability to workout which dependencies are required for … Read more
Algorand and the solution to the blockchain trilemma: security, scalability, and decentralization
If you’re into blockchain technology or follow cryptocurrencies you may have heard of Algorand, the new blockchain platform founded by Turing Award winner, MIT teacher and zero-knowledge proof creator, Silvio Micali. Algorand is a Boston-based … Read more