a developer's notebook
In this page you will find tools, related to Networking, to make your Azure journey easier and more fun. Azure Speed Test A simple web tool that measures the latency between you and Azure Datacenters, to suggest which might be fastest for your location. Fiddler (Telerik) A classic tool to debug and monitor traffic between your PC and the Internet….
In this page you will find tools, related to Azure Storage Services, to make your Azure journey easier and more fun. Azure Storage Explorer (Free) A stand-alone app from Microsoft that allows you to easily work with Azure Storage data on Windows, macOS and Linux. AzCopy AzCopy is a command-line utility, designed for copying data to and from Microsoft Azure…
On Windows 10 while trying to start or connect to a VM, on Hyper-V, you might come to the following error: As you are sure that Intel-VTx and DEP is enabled in the BIOS and you verify it through Task Manager you still don’t know what’s the problem. As it turns out to fix the issue you need to run the…
C# 7.0 adds a number of new features and brings the focus on data consumption, code simplification and performance. Perhaps the most interesting feature is tuples, a finite ordered list of values, of possibly different types, which is used to bundle related values together without having to create a specific type to hold them. Tuples are very good for performance reasons, as you don’t…
Azure Service Fabric is a distributed systems platform that makes it easy to package, deploy and manage scalable and reliable microservices. Service Fabric also addresses the significant challenges in developing and managing cloud applications. In this post, we will explore how to host an ASP.NET Core web application, alongside a stateless and a stateful service on an Azure Service Fabric cluster,…
Build 2017 is over. A three-day conference, where a lot of great stuff was announced. Apart from the keynotes of every day, there are many technical sessions to watch and learn from. The whole list of sessions is available at Channel 9. Here you may find my picks from the categories I am interested in. Azure Related Visual Studio &…
Azure Service Fabric is a distributed systems platform that makes it easy to package, deploy, and manage scalable and reliable microservices. It enables you to build and manage scalable and reliable applications, composed of microservices that run at a very high density on a shared pool of machines, which is referred to as a cluster. In addition, it provides a…
When starting playing with Service Fabric in Visual Studio, you may come to the following error when trying to debug your application:
1 2 3 4 | System.Fabric.FabricConnectionDeniedException: 'Not authorized to connect' Inner Exception COMException: Exception from HRESULT: 0x80071C43 |
The error although may look tricky, is very easy to fix and happens when you have created a Service Fabric application and accidentally Set as Startup Project the Fabric Service, as showing in the following picture: So, Set as Startup Project the Service Fabric…
A great tool, when starting learning Elixir, is Elixir’s Interactive Shell (IEx), which allows you to type any Elixir expression and get its result. To start using IEx, open a terminal of your choice and type iex (or iex.bat if you are on Windows), which stands for Interactive Elixir. By default, colors are not enabled and iex looks like what you see below: It turns out…
One thing you should always keep in mind is backing up your precious work. Bad things may happen sooner or later, so better be prepared for the “unexpected”, than sorry. In a recent talk with a friend, I found out that he wasn’t aware of how easy it is to backup a web app hosted in Azure App Service; so why not write a…
