Web Development

The Open Graph protocol has been created by Facebook around 2010. The development has since been given to the Open Web Foundation. What is Facebook Open Graph? The Open Graph (og) protocol aims to optimize the content of a web page for sharing purposes on the main social networks like Facebook, LinkedIn or Twitter on any devices (mobile phone, desktop, tablet) and any app and browsers. Beyond the optimization for sharing, the Open Graph protocol is also used by browsers to easily understand the content of a page, in the same way of schema.org micro data. It’s easier for a machine to diggest organized content than all the subtleties of human prose to precisely understand the topic of a page. Facebook describes the open graph tags as a protocol to allow to a web page to benefit from the same features as another Facebook object. Open Graph…

Ctrl F5 (or Ctrl + F5) reloads the current page including the browser cache. It’s called Hard reload. It means that the browser will not use the current cache but will be forced to download again all the files (js files, images, scripts, …). You will have the most fresh…

Shift F5 (or Shift + F5) allows to reload the whole current web page, including the browser cache. When you only use F5 to refresh the web page, the browser uses the cache. With Shift F5, you force the browser to reload completely the page and to download again…

The 503 error on Youtube corresponds to an HTTP response code returned by the server where the Youtube video you wanted to see is hosted. 503 Server Error: Service Unavaible Why does a 503 error occur on Youtube? When you click on a link to access a web page…

If you are here, you have just encountered a error code 410. Http 410 response code definition The Http Status 410 Gone (HTTP = HyperText Transfer Protocol) is one of the client status codes (the 4xx series) indicating that access to the requested page or resource is no longer available…

XML-RPC allows communication between WordPress and other systems. Present since the beginning of WordPress, it has been used among others for exchanges with the mobile application, with other blogging platforms or the all-in-one plugin JetPack. The REST API has replaced the XML-RPC. The latter is therefore no longer useful and…

Almost all modern browsers have built-in development tools that are compatible with JavaScript and other popular web technologies. Among these tools is the Console that has an interface similar to that of a shell. It comprises the ability to inspect the DOM, analyze the network activity and, debug any error…

Almost all modern browsers have built-in development tools that are compatible with JavaScript and other popular web technologies. Among these tools is the Console that has an interface similar to that of a shell. It comprises the ability to inspect the DOM, analyze the network activity and, debug any error…

If you are like me, as soon as a web page loads badly, I become a compulsive refresh user by pressing F5 or Shift F5 (Ctrl FR or Ctrl+r or Ctrl+Shift+r). But what is the difference between these 2 actions? What happens in the browser when you do either combination,…

Bid farewell to Microsoft Explorer’s View Source element, well nearly. For those of us who do a ton of web development, there has consistently been a requirement for a tool to look at the structure of documents we’re working on, presenting Microsoft Internet Explorer Developer Toolbar. Internet Explorer didn’t have…

All you Need to Know about Headless Chrome The Headless mode is a feature which allows the execution of a full version of the Chrome Browser. It provides the ability to control Chrome via external programs. The headless mode can run on servers without the need for dedicated display or…

Facebook provides tools for developers to improve their websites and applications. One of the most popular free tools they offered is the Open Graph Facebook share debugger, or Open Graph Tags debugger, og tags debugger or even Facebook Share Debugger, because it is used to analyze and view all the…

When creating a website or application, it is very common to run into bugs of all sorts. One of the most appreciated features of browsers these days is the provision of debugging tools. Whether you’re using Google Chrome, Firefox, or good ole fashion Internet Explorer, a debugging feature often referred…

The process of debugging is quite tedious and tiring. The skill of debugging should be mastered by every developer. The code is always prone to errors since it is written by humans not machines. We can not totally eliminate the bugs but can deal with an error in a graceful…