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Node.js and Python are two established solutions for server-side application development. With either platform, your team can develop and manage web apps of any complexity and functionality. As an app owner, you might be wondering which tool to choose for your next project. The choice will not be easy, and to make the final decision you should be aware of the advantages and limitations of Node and Python, and, more importantly, understand cases and types of applications where Node.js could be better than Python, and vice versa.
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What separates a regular web app from a progressive web app might be the difference between the life or death of your business. If you have mobile users, you need to understand the value PWA can bring to your business. Basically, I want to help you understand why PWAs are awesome.
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Are Progressive Web Apps (or PWA for short) the future of web development? Their main selling point is a smooth performance on any device and the technology based on the idea of treating the web browser as an operating system. Should you get excited? Is this technology for you? Let’s find out.
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Node.js can be used efficiently in many kinds of applications. We will present six most popular solutions, including IoT applications, applications built around microservice architecture, real-time chats, real-time collaboration tools, streaming apps, and Single Page Applications (SPAs).
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Progressive Web Apps is a concept in web development that focuses on making web apps fast, reliable, and engaging for all users, regardless of what device they own and how well their internet connection works. But can all businesses benefit from PWAs? What criteria should you meet before investing in this technology? Find out what 4 types of apps can benefit the most from being built as Progressive Web Apps.
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Progressive Web Apps (PWAs) make the world of web dev evolve steadily. What are they? A fast growing trend in web development that is strongly pushed by Google across the world. PWAs deliver value to users on all devices, bringing a near-native experience through web apps. I’m pretty sure they will be the next big thing after native mobile applications – a new life for web apps on mobile devices.
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76% increase in conversions, 30% speed gain,  88% performance improvement, five times lower data usage, and 23% increase in the number of mobile searches. These benefits have been enjoyed by the major players in the global digital economy, including Twitter, Washington Post, Forbes and Virgin America. How? They adopted PWAs in their applications.
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Selecting a technology in which you will develop a web app is a challenge that every product or business owner has to face. If you make the right choice, it will give you a solid base for growth and expansion. If you choose wrong though, it may cost you an arm and a leg.
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When creating a product, many clients have concerns about the work of professionals who will be implementing their idea. This is accompanied by many questions: whether it is better to choose less experienced programmers for less money or more experienced but more expensive. Naturally, the latter may incur higher costs for the project, but only in the short term. In the long term, an experienced developer from a good web development company will prove to be a much better – and eventually cheaper – option than you expect.
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High bounce rates are one of the key indicators that your web app is not working properly. When a user leaves your app, in practice you lose money. Moreover, in most cases you waste some of the budget you have spent on marketing. First you paid to acquire this customer, than you lost the opportunity to earn. There are plenty of reasons why users leave - flawy technology, bad business model or a solution that doesn’t really solve a problem. Let’s focus on the tech details of why your users can leave your app and what a good development company should do to prevent it. 
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When you think about SEO, probably the first thing that pops up in your mind is content. Indeed, the keywords you use on your website play an important role when comes to your site’s position in Google search results. However, it’s not the only thing you should focus on. A big potential for improving SEO is hidden in code. A good web development company should take care of its quality -  it can bring measurable results for website accessibility and result in driving more traffic to your app.
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Speed of a web app is one of the most crucial things that influence SEO, conversion rate or user experience. It is something you and your web development company should be concerned with when it comes to user retention. According to an Aberden Group Report, a 1-second delay in page load time equals 11% fewer page views, a 16% decrease in customer satisfaction, and 7% loss in conversions. Moreover, according to Gomez.com, increase in page response time from 2 to 10 seconds increased page abandonment rates by 38%.
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Conversion rates are one of the most popular and accurate KPIs in web apps. That’s why you want to keep them high. There are many reasons why conversion rates are low, and we usually associate them with design issues. That said, the reasons for poor conversion rates can go way beyond interfaces, colours and the content used. Solving the non-design issues mentioned in this article will help you boost conversion rates and will also take less time, money and effort than redesign and implementation.
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Speed is one of the most important things when it comes to conversion, retention and user experience in mobile apps.  According to a Google study, users regard a satisfactory load time as two seconds or less, and 53% of them will leave a mobile site if it takes more than 3 seconds to load. The stats are ruthless. Page speed is one of the ranking factors for Google mobile searches. Since more than half of overall web traffic comes from mobile, because of the long loading times, you can start losing your money. Whether it concerns you, or you want to raise this issue with your web development company or consulting partners, this article will help you spot the problems related to web app speed.
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Since 2007 Lemonfrog AG specializes in building and running online marketplaces for services. Lemonfrog started with Babysitting24, a site matching babysitters with parents, and soon expanded to other marketplaces with websites: Petsitting24, Homeservice24, Tutor24, Seniorservice24, and more. Lemonfrog platforms operate in Switzerland, Austria and Germany.
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In the world where you can Google and find almost everything, good old books may seem to be a bit out-of-date… Especially technical ones! However, some of them are truly irreplaceable when it comes to all-embracing patterns, covering the basics, or even leading us step by step from the fundamental concepts to some highly-advanced details. Best books on Node.js are not exception.  
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Irrespective of how much experience you have with software development, you are probably aware that creating an app costs time and money. Not so many people, though, realise that maintenance and further development after an app is deployed can sometimes be quite expensive too. It is not uncommon to see a gradual decrease in performance of your development team over time, especially after they meet the first or second deadline.
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Airbnb, LinkedIn, Walmart, Uber, and even NASA (!) have used Node.js in production. Since its early days, the framework has been adopted as an enterprise-level tool by giants such as Netflix, Microsoft or eBay. The benefits of Node.js are countless, but you should also be aware of its constraints. Get a full picture of Node.js and avoid making serious mistakes in development that could cost you money.
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How To Setup Your Rails Backend For Pusher

Pusher.js is ready to use SaaS providing websockets in multiple technologies. It may handle public, private and client events with or without the authorisation.  
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How we think about problems determines how we think about solutions. One tool I come back to regularly is the mind map.
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