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 Let’s assume you have a .net web api application and you want to access the value of a nested property in your application settings. If you want to override this property value in your Azure App Service you need be careful how you will declare the key for your nested application setting under Configuration section as there is a small...
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 Recently, I started playing around with Terraform and I am very excited how easy and fast it is to provision new resources, especially when you want to try out things. And when they are not needed anymore, you can easily delete all the resources with just a single command. So, let’s get started with the basics. What is Infrastructure as...
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 During the summer I was fortunate enough to take part in Summer in Greece Festival, a five-day event by Microsoft Learn Student Ambassadors in which MVPs, MCTs, and Microsoft Employees will present and deep dive to Microsoft technologies. My talk was about a Durable Functions, an extension of Azure Functions that lets you write stateful functions in a serverless compute environment. Source Code You...
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 In Greece we are using the US keyboard layout and that means that the tilde key (~) is placed next to number 1 at the top left corner of the key, like the following picture: About a year ago we moved to Luxembourg and my old Macbook died, so I had to replace it with a new one that unfortunately...
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 One thing I tend to forget is how powerful azure cli is and how many things can be done way faster through this tool. So, for example, if you want to delete all files in an Azure Storage Account at once, a fast and easy way to do just that is by using the delete-batch command from Azure CLI. Run...
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One thing I tend to forget is how powerful azure cli is and how many things can be done way faster through this tool. So, for example, if you want to delete all files in an Azure Storage Account at once, a fast and easy way to do just that is by using the delete-batch command from Azure CLI. Run...
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 During the 24th AzureHeads meetup, I delivered a presentation about three azure services, Azure Functions, CosmosDB and Signalr; I talked about websockets and the benefits compared to long polling and then, I built a stocks demo application using Azure Functions for the logic, Azure CosmosDB for the data persistence and then I showcase how is it is to add real-time...
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 A CRON expression is a string consisting of six or seven subexpressions (fields), separated by white space, that describe individual details of the schedule. A very useful tool that enables users to schedule tasks to run periodically at a specified date/time in the future, thus allowing the automation of a lot of tasks and processes that otherwise would require human...
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 On the 25th of April I had the chance to organize the Global Azure Greece 2020 event, the first virtual one of its kind, and also deliver a session thereat. I was one out of 248 international and 18 Greek speakers that took part in this huge online event. I started organizing the Global Azure bootcamp in Greece in 2016...
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 During AzureHeads 23rd meetup, I delivered an introductory presentation about Azure API management, what is it, how someone can get started and then I showcase a set of features in Azure Portal like: connecting APIs with Azure Functions and import APIs through Swagger developer portal prevention of API usage spikes using throttling authentication with a backend service caching responses and...
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 A thing that really bothers me in Windows, and I believe many would agree, is the lack of UI consistency in Windows applications and components. Although applications implemented with the new Fluid Design System in mind have some very minimal scrollbars that don’t use much of valuable space, there are still a lot of apps, especially the ones built with...
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 Chrome Dev Tools is undoubtedly a very powerful set of web developer tools, built directly into the Chrome browser that helps you with your day-to-day work on building, debugging and optimizing web applications. To launch Chrome Dev Tools you simply right click on any web page that you are working and select Inspect or press Cmd+Alt+I on a mac or Ctrl+Alt+I...
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 Recently, in a project, we had to extract the values from a large collection of objects and, while the easiest way to do so was to use the native Object.values()method, which returns an array of a given object’s own enumerable property values, we noticed some performance issues. So, we started measuring the performance of this method compared to some other...
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 ASP.NET Core Identity uses default values for settings such as password policy, lockout, and cookie configuration. These settings can be overridden in the Startup class. By default the Password Policy has the following options: RequireDigit: (default: true) Requires a number between 0-9 in the password. RequiredLength: (default: 6) The minimum length of the password. RequireLowercase: (default: true) Requires a lowercase character...
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 Let’s assume you have started experimenting with Azure Functions and, for your first app, you have chosen the Azure Portal as your development environment. You have created a new Azure Function by clicking the Plus icon next to your Azure Function name, selected In-portal from the first step of the wizard, and from the second screen you picked the Webhook...
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 In this post we will talk about all the necessary steps to build and deploy an Angular web application to a static website hosting container in Azure Storage using Azure DevOps. Step 1. Setup a GitHub Repository & commit a sample Angular App To start with, you need to create a new repository in GitHub and push an Angular application...
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 JavaScript, and the tools around it, have advanced a lot during the last couple of years. So, below you will see few tips and tricks that I find useful in my day-to-day development workflow, in regards to console logging. 01. Custom Css Styling in your console log statements You can add custom styling to your log statements using the %c attribute....
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 Azure Storage is a cloud storage solution for data storage scenarios and one key service, among others, is Azure Blobs, a scalable object store for text and binary data. A main use is to upload files to it, either as a long term backup solution, or as a way to serve documents, images and videos directly to a browser. To do so, you...
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 The information you send on the Internet is passed from computer to computer to get to the destination server. The least you can do to provide privacy, critical security and data integrity for both your websites and your users’ personal information is to have your application secured under an SSL certificate. SSL providers need to set up a trusted infrastructure...
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 One new feature recently announced, and currently in public preview, is the ability to host your own static website on Azure Storage, a solution which is more cost-effective than the traditional Azure App Service. In this post we will see the necessary steps to follow in order to enable web site hosting functionality on Azure Storage and, as a proof...
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 In this post, we will showcase the necessary steps to follow in order to de-associate your azure account from any subscription you have joined in the past and you no longer use. Till recently, in order to do so, you had to ask the admin of the subscription to perform this task, however, now, you can do it all by...
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 HTTP/2 is a major revision of the HTTP network protocol used by the World Wide Web and comes with a promise to make our applications faster, simpler, and more robust by allowing us to undo many of the HTTP/1.1 workarounds previously done within our applications and address these concerns within the transport layer itself. In this post, we will showcase how simple it is to...
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 In this tutorial we will use Computer Vision service to analyze an image and determine the accent and dominant color and whether the image is black & white or colored. Step 1. Create Computer Vision Service Let’s start by creating the Computer Vision API service. To do so, head over to Azure portal, click on Create Resource link, select AI + Machine...
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 Something new in Azure App Service’s overview blade, is the addition of a new tool for diagnosing and solving problems. It makes it easier to distinguish issues between your code and platform related problems, and provides some quick solutions, tailored to the problems you might experience. You get a view of the health of your application and platform, as well...
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Something new in Azure App Service’s overview blade, is the addition of a new tool for diagnosing and solving problems. It makes it easier to distinguish issues between your code and platform related problems, and provides some quick solutions, tailored to the problems you might experience. You get a view of the health of your application and platform, as well...
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