If you need to whitelist/blacklist an IP address for a client sometimes they’ll give you a subnet range rather than a list of IP addresses. If the site is being hosted in Azure then this is simple to do but if you need to check the IP address against the Read more…
Since I wrote the post Azure Active Directory Authentication for React I discovered that the library used (react-aad-msal) is being depreciated as Microsoft are now providing their own offical library (@azure/msal-react) for these purposes. There’s good documentation of the msal-react library available on the package page as well as samples Read more…
In SQL you can use the HASHBYTES function to generate the hash of an input, the output is the binary represention of the hash. If you want to get this as a unicode value then you can use the below code. This gives a result of ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad which can be Read more…
Usually when I build a website it’s an ASP.NET Core Razor site created from Visual Studio but I’ve recently started to try to get to grips with the React framework (again within Visual Studio). This means I’m having to relearn a few of the things that I’d previously taken for Read more…
Extension methods for adding a BlobServiceClient are provided by Microsoft as previously mentioned, however there’s no equivlent for adding access for Table (or Cosmos DB) storage. The below extension allows CloudTable and CloudTableClients to be injected. Though as Table storage doesn’t yet work with Managed Service Identity the relevant SAS Read more…
When importing a flat file provided by a client into a SQL table the data in the file is often a bit of a mess and it can be easier to import all the columns as long strings into a loading table and to then try and figurre out the Read more…
I’m currently using RestSharp as a client for downloading product details, however it appears that the response from the server (which I have no control over) is encoded in a differerent character set (ISO-8859-1) than RestSharp is expecting (UTF-8). This means that although most characters are converted as expected, some Read more…
I’ve been needing to access the AWS S3 API recently as part of a project and although there’s a pretty good client already available it didn’t quite meet my needs so I decided I needed to build my own client based on RestSharp. Unfortunatly although the API is pretty simple Read more…
If you’re using Azure Table Storage then it’s often more efficent to perform operations such as insert, update, delete in batches rather than making seperate calls for each individual row. There can be up to 100 entities in each batch and each all entities in a batch need to have Read more…
Mostly just a link to this article containing best practices. There’s some useful extension methods available from Microsoft.Extensions.Azure to make for easier dependency injection of the various Azure services. There’s also some good examples available here.