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  • How to rename an Azure Function in Azure Portal

    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 ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Ιουνίου 4, 2019
  • JavaScript Console Tips & Tricks

    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 ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Ιανουαρίου 3, 2019
  • How to manually delete local snapshots from Time Machine’s backups

    Time Machine is the built-in backup feature for Mac and, to use it, you need an external storage solution that could be an external hard disk or part of a NAS system. One thing to keep in mind is that when your time machine backup disk is not available, local snapshots are created to help Time Machine restore data (more...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Οκτωβρίου 20, 2017
  • Always run Visual Studio as Administrator

    Sometimes you may need to run Visual Studio as Administrator; to do so, you have to right-click on Visual Studio task bar shortcut, right-click again on Visual Studio and select Run as Administrator. Then, you may open the solution you want manually from File -> Open -> Project/Solution or drop your .sln file onto Visual Studio. To make ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Αυγούστου 9, 2017
  • Hyper-v error: Virtual Machine could not be started because the Hypervisor is not running

    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...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Ιουνίου 11, 2017
  • Enabling C# 7.0 – Value Tuple support in your project

    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 ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Μαΐου 28, 2017
  • My picks on sessions from Build 2017

    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 &...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Μαΐου 20, 2017
  • Service Fabric and “Not Authorized to Connect” error

    When starting playing with Service Fabric in Visual Studio, you may come to the following error when trying to debug your application: [crayon-58d4fc5335609826171657/] 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 ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Μαρτίου 24, 2017
  • Add Colors to Elixir’s Interactive Shell (IEx)

    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 ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Μαρτίου 16, 2017
  • Keep things tidy by renaming your Azure subscriptions

    To keep things tidy, in case you have multiple subscriptions associated with your Azure account, it’s a good practice to name them in a way that makes sense to you. For example, if you have an msdn subscription, the default name in Azure Portal is “Visual Studio Enterprise“, or if you have applied for a Visual Studio Dev ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Φεβρουαρίου 25, 2017
  • Azure App Service: Check your web app’s availability

    Azure App service provides an easy way to track your web app’s availability / health and to get details on when and why your app wasn’t available. This kind of info is available through the web app’s blade, when selecting Diagnose and solve problems A new page appears with details on: app’s availability; requests per 5 ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Φεβρουαρίου 20, 2017
  • Running Elixir’s Interactive Shell (iex) in Powershell

    IEx is Elixir’s interactive shell, where you can type any Elixir expressions and get its result. One issue you might come across when trying to use iex in Powershell, through a command e.g. iex -S mix, you might get the following error: [crayon-589dd336d7efc799259712/] The problem is that iex is an alias in Powershell, for Invoke-Expression ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Φεβρουαρίου 10, 2017
  • Response caching & GZip compression in asp.net core web application

    Some really easy ways to improve performance in your asp.net core web application are: response caching, which adds cache-related headers to responses, to reduce the number of requests a client makes to your web server; compressing response using gzip to reduce its size. You may start with the default asp.net core web application, apply the above ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Φεβρουαρίου 5, 2017
  • How to update environment variables based on a response in Postman

    Sometimes, the response from a request is required first in order to continue with all the other API requests currently stored in your Postman folders. Think of a request that, in order to return results, it requires from you to be authenticated, so a typical workflow would be: authenticate yourself with a proper username and password; get an ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Νοεμβρίου 20, 2016
  • EF code first: creating string Index error

    In Entity Framework code-first, if you have a domain model like the following: [crayon-582b152280188265428148/] and want to create an index for a string property, when you execute update-adtabase for your migration, you may end up with the following error: This usually happens when you use VARCHAR(max) which is the default column type when ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Νοεμβρίου 15, 2016
  • Yarn vs NPM speed test

    A couple of days ago Facebook released Yarn, a new package manager for Javascript, with a focus on speed and consistent package dependency management across machines. With Yarn, engineers still have access to the npm registry, so I thought it worth the try to test the claimed speed improvements between package installation using yarn and npm ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Οκτωβρίου 30, 2016
  • Auto Shutdown Windows from command line

    Sometimes, it is helpful to be able to set a timer to auto shutdown your PC, after a certain amount of time. In Windows 10 you can do that through many ways, but essentially, using the same command. Command Prompt Type shutdown -s -t 300 where 300 is the amount of seconds to wait till the shutdown start (around 5 minutes) Powershell The...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Σεπτεμβρίου 27, 2016
  • dotnet: command not found (mac OS X) quick fix

    In order to use .NET Core on your Mac, you first need to install the latest version of OpenSSL. The easiest way to get this is from Homebrew. [crayon-57e30d81d272b875924404/] After installing brew, you need to do the following: [crayon-57e30d81d2738354396844/] When trying to initialize a basic .NET project through dotnet new or restoring packages ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Σεπτεμβρίου 22, 2016
  • Redis Server on Bash on Windows

    If you are a developer on a Windows machine and you want to access a Redis Server while you build your application, you have several options; one of them is to use the Redis port on Windows project by MSOpenTech, download the latest binaries and have your Redis Server running on Windows. Another option is to have a Linux VM running on your machine ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Αυγούστου 4, 2016
  • Install and change default language on Bash on Ubuntu on Windows

    Windows 10 Anniversary update offers a new feature for developers, an Ubuntu-based Bash shell that can run Linux software directly on Windows. How to install it First of all, you need to enable the Developer Mode on Windows 10. To do so, open Settings app and head to Update & Security. Then on the left side click on For Developers option ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Αυγούστου 3, 2016
  • Cross Database Queries in Azure SQL databases

    In Azure if you have two or more SQL Databases and you want to perform a query across them, you might come across the following error: [crayon-579cfaea2349f498907233/] In order to perform cross database queries among SQL Azure databases you need to use the elastic database query feature. What is the Elastic Database Query Feature? The elastic ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Ιουλίου 30, 2016
  • EditorConfig is awesome!

    What is it? EditorConfig helps developers define and maintain consistent coding styles between different editors and IDEs. The EditorConfig project consists of a file format for defining coding styles and a collection of text editor plugins that enable editors to read the file format and adhere to defined styles. EditorConfig files are easily ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Ιουλίου 8, 2016
  • Update node.js on a Mac / Windows from your terminal

    Node.js is updating quite frequently these days, so using your terminal on a Mac or command line on Windows would make update process faster. Updating Node.js on a Mac To update node.js on a mac, through terminal, you have a lot of options through popular package managers or node.js version managers. N N is a very simple node.js version management ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Ιουλίου 2, 2016
  • Add “Copy Path” when right-clicking on a file or folder in your Mac

    In Windows when you want to copy the path for your folder you click on the address bar and simply copy-paste the address path, but in Finder- in your Mac- you don’t have that option. So how you do that then? The process is very simple and is going to be described in the next few steps. Launch Automator Create Service...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Μαΐου 14, 2016
  • Reinstalling nuget packages

    There are some scenarios where you might want to reinstall nuget packages in your projects, like for example: Project Retargeting or Upgrade This can be useful when a project has been retargeted or upgraded and if the package REQUIRES reinstallation due to the change in target framework. You Broke the Project In case, you have inadvertently ...
    Δημοσιεύτηκε στο Paris Polyzos - a developer's notebook (Weblog) από το μέλος ppolyzos στις Μαΐου 12, 2016
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