Jon Gallant

Solution to 'TypeError: Failed to fetch' with ReactJS and Azure Functions

2023-02-01T18:28:17.000Z

I got this error while trying to call an Azure Function from ReactJS app.

"TypeError: Failed to fetch

\n    at fetchData (http://localhost:3000/static/js/bundle.js:33:32)\n



Solution: GitHub Actions Failing with Unexpected value 'branches'
2022-04-29T10:44:39.000Z
Starting seeing this today:

The workflow is not valid. .github/workflows/azure-dev.yml (Line: 3, Col: 5): Unexpected value 'branches'
Apparently workflow_dispatch never supported branches, but GH silently


We're Hiring Developers for Microsoft Azure Developer Experience Team!
2022-03-17T08:02:37.000Z

Let me cut right to the chase and let the below job description speak for itself.
The Azure Developer Experience Team in the Developer Division at Microsoft, my team, is hiring devs of all levels, all langs,


Moon Palace, All-inclusive Resort in Cancun, Mexico - Tips and Tricks
2022-03-04T20:15:21.000Z

Our family has vacationed at Moon Palace, an all-inclusive resort, in Cancun, Mexico a few times. It’s an amazing place with great food, drinks, activities, and people. I highly recommend you consider it for


How to delete a GitHub Codespace when you've reached the max of 20
2021-09-13T08:50:25.000Z
You are on a repo that you love and you see that you have maxed out your allowed 20 Codespaces!!!
You’ll see this:

But there’s no link to delete a Codespace.
This may be obvious, but it took me a minute to figure this


Azure Identity 301 - ChainedTokenCredential
2021-09-03T08:17:54.000Z

Azure Identity is an Azure SDK library that abstracts all the authentication complexities so you can get back to building your Azure solutions.
In Azure


Solution to SignalR error 'Unexpected token in JSON' when parsing event data
2021-09-01T13:50:20.000Z
I’ve been writing some UI automation tests with Playwright and was trying to parse a SignalR event. Like so:
const imageEvent = JSON.parse(event.payload.toString()) as


Azure Identity 202 - Environment Variables
2021-08-31T07:30:44.000Z

Azure Identity is a library that abstracts away all of the Azure authentication complexities so you can focus on building your solutions.
In Azure Identity 101, I introduced


How to run Playwright codegen in a devcontainer - Solution to 'Unable to open X display'
2021-08-27T10:10:47.000Z

I started playing with Playwright (the browser test automation tool) yesterday and discovered that the codegen feature doesn’t work in a devcontainer out of the box. You’ll get the


Azure Identity 201 - DefaultAzureCredential Options
2021-08-24T06:38:18.000Z

Azure Identity is a fundamental building block of the new Azure SDKs. We wanted to make it brain-dead simple for you to authenticate your apps with Azure. Auth can be very hard to get right. There’s so much context you have to learn


Solution to Visual Studio 'Re-enter Credentials' and multiple authentication prompts
2021-08-23T10:03:54.000Z
I’m using Visual Studio 2021 Preview 2.1 and I was constantly getting prompted to re-enter my credentials multiple times.  I would have to 2FA 3-4 times everytime I wanted to do something with Azure.
I phoned a friend and he said I’m seeing that because I have multiple tenants that use


Azure SDK for Python - Introducing the new CloudEvent.from_json method to convert messages from Service Bus, Event Hubs, and Storage Queues to CloudEvent
2021-08-18T10:10:32.000Z
We recently added native CloudEvent support to our Event Grid libraries. I created an app for my Intro to the new Azure SDK Python video and discovered


Create a Golang CLI in Minutes with Cobra
2021-08-13T09:07:35.000Z

I’m new to Golang and yesterday I attempted to create a Golang CLI.
Here’s what I learned while getting it up and running on WSL.
This took me a while. Hopefully with this post it only takes you a few mins.


Azure Identity 101 - DefaultAzureCredential
2021-08-11T14:34:33.000Z

Azure Identity is a library that simplifies how applications authenticate with Azure services.
The following code news up a KeyVault SecretClient and passes it a DefaultAzureCredential


Power BI - Solution to 'This dataset includes a dynamic data source ... this dataset won't be refreshed.'
2021-08-07T16:25:58.000Z
I’m pulling data from GitHub Codeowners into a Power BI report.  All was dandy locally, but refresh failed on the PBI service with this:

This dataset includes a dynamic data source. Since dynamic data sources aren’t


How to Update GitHub Topic Icon and Description
2021-07-29T08:25:42.000Z
GitHub has Topics.  For example, when you search for “Azure” on GitHub it displays the Azure topic:

And when you click on “See topic” you can view the details of that topic:

Azure recently rebranded with a new


Microsoft Teams - Invite All Team Members to Meeting
2021-07-18T17:27:26.000Z
You’ve created your Microsoft Teams Team and you want to send an invite to all of the Team members.  You create an invite and see the following, but you aren’t sure what to enter here.

You then see the ability to select a channel, but you can’t change


GitHub - Open in Visual Studio Code Insiders
2021-07-08T15:01:07.000Z

VS Code just released an update that lets you embed an “Open in Visual Studio Code” button in your GitHub readme.  It uses the Remote Repositories VS Code extension to directly open the repo without having to clone it.
More info here: 

Microsoft Teams - How to Get a Link to a Private Channel
2021-07-07T11:12:51.000Z
I just created a Microsoft Teams private channel and noticed that it doesn’t have “Get link to channel” option like other channels.
Here, you can see it doesn’t have that option:


Here’s how I found the link:

Click on the Channel name in


A Barebones Azure Event Grid to Azure Relay Listener
2021-07-06T10:56:23.000Z
Let’s say that you are developing with Azure Event Grid and you simply want to see the messages that it is generating to observe the schema or debug it.  To do so you need to configure an Event Grid handler, which can be a Function, WebHook, Relay, Logic App, Service Bus, etc (the full list is