PHP 7 features for each version
PHP 8 is out and now we have all PHP 7 versions with all features. They are a lot and we have to be able to understand how PHP has changed and how we can take advantage of all these features. Or at least we must know how they can work and see if we can use them in our project.PHP 7.0PHP 7 came with the 3rd December... [...]
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IntelliJ Idea vs Eclipse comparison
The eternal battle between Intellij and Eclipse. Is there better software for Java developers? I exclude Netbeans for now and focus on these two amazing software. Eclipse is freeware, Intellij needs a license. This is the starting point. But we know a company can buy a license if a developer will be more productiv... [...]
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Certifications are not useless
Here I come with a common question that many people don't want to answer: are certifications in computer science useless? My answer is NO! Let's see some pros and cons of taking a certification. They don't guarantee you to be hired by any company but sure they will give you great preparation and expertise on the... [...]
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Angular error handling and monitoring
Applications made with dynamic websites development and Javascript frameworks and libraries like Angular or React has many problems to solve. The whole application runs on the client-side and we usually have to consume RESTful API calls or call web sockets to interact with a server. Error handling is now complex and we... [...]
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All you need is testing
Working on legacy code sucks. I easily lose control of my own code and I have no perception about where the entire project is going! If I work in a team, you can imagine is much worst! Testing ensures the project and the developers to have exactly what we want and the results we expect.But... we don't write tests... [...]
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Building your own framework in the real world
No matter if you are working on frontend or backend. Building your own framework for your business activity is a huge mistake! It can be a very good experience if you are a beginner and you are learning a new programming language but not in the real world when teams of developers must work with the same software. Many companies... [...]
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About best practices and why I love them!
Best practices are always a hot topic. I love them because I like to do things in the way most people do it. They help me to improve my job and we can adapt our needs and styles to them. We must not go so much far from them or we can be disoriented.What about style guides?Best practices are easily related to the style gu... [...]
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I wish I was a Java developer
Java is a skill that many companies are continuing to require. I have worked for a couple of companies that use Java as core of their backend and enterprise applications. I have made a Java course and I have started coding with this language. Maybe it's the strongest OOP language I have ever used. But soon I have starte... [...]
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A job experience as Frontend developer
After a significative experience with PHP, Yii 2 and other related technologies I have worked with Angular 2. with Angular 1.x and NodeJS for 4 months. This last step was the right time when I switched from PHP backend development to pure Frontend engineering. It has been a big change when I started to learn core... [...]
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Analyzing traffic, improve performances and security using web debuggers
Using a web debuggers or proxy can be very useful to analyze the traffic of your website, show the performances of your web pages and try to improve both performances and security. Here we see what we can do.Popular Web debuggersFiddlerBurp Suite by PortSwiggerCharles web debugger proxyImproving ... [...]
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Installing both Python 2 and 3 in the same computer
I was wondering if I can have both Python 2 and 3 on Windows. To solve this problem I have followed some simple steps.WindowsInstall Python 2Add c:\Python2 path on the path of your environment variablesRename python.exe as python2.exeInstall Python 3Add c:\Python3 path on the path of your environment varia... [...]
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Frontend tools for Blockchain Developers
The blockchain is definitely an exciting technology. It's complex but very powerful. Don't think only to cryptocurrencies. Blockchain can be used for many other projects! Here I want to have some ideas about the tool we can use to build innovative and amazing applications with small efforts. No more talking then. Let'... [...]
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Web VR and Augmented reality resources
Let's introduce Augmented Reality and Virtual Reality. What are they? Is there any difference between them? Let's start reading something on Wikipedia about Virtual Reality. "Virtual reality (VR) is a computer-generated scenario that simulates experience". The are various fields of application an... [...]
Read More Bootstrap 4 with Angular v2+
Installing Bootstrap 4 on your NG-Cli project can be more difficult than you think. NPM is a really strange dependency manager and you have always to solve problems because of its instability. I have had several errors installing any Bootstrap package. A very simple operation took me hours to find the right solution!NOTE... [...]
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Including XML Sitemaps for your website
We must create and include sitemaps into our website or application. After we create the XML file, we must let the search engine to see our maps and analyze them, It will be possible to have some error but Google can inform us about broken links, URL that returns 404, redirects etc.Sitemaps TypesXML sitemap, the... [...]
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Structured data for HTML pages
Google Search Console recommends using structured data inside HTML pages. You can improve your breadcrumbs and insert a JSON or HTML with microdata inside your web pages to let Google know about the contents of your page and help it to create a better index with your information. In fact, they say: "Google uses structured d... [...]
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Yii 2 image optimization
To optimize the images for your website, application or blog is very important for the performances. I recommend to use GIF images if possible and the same size for every images of your posts or articles. That's because It can be much easier to maintain your files and update them in any case. We need to be patient to do... [...]
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NodeJS and NPM troubleshooting
NodeJS and NPM on Windows can be really terrible. I'm having many problems with PCs running Windows 8 and 10. Fixing writing permissions is boring and annoying when you don't know what is the source of the problem. The npm behavior is unpredictable and it seems it gives you always a different answer or error.NPM... [...]
Read More Deploy Angular apps in a shared hosting
If you haven't any particular dependencies you can easily deploy your Angular app in a shared hosting using the amazing Ng Cli.Simply run:ng build --prodIf you haven't any error, this command will build your app and create a dist directory. In this directory, you will find the result of your app with sta... [...]
Read More NG Cli Travis configuration
To find a working configuration for an Angular v2+ Ng Cli application was not easy. I have built my own solution at the end and the build with Travis finally pass the tests. Remember to sync your Travis account if you have created a new repository: once you have logged in the Travis website, go to your user icon, click... [...]
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