Virtual File System (VFS) - The AbstractionThe Virtual File System (VFS) is an abstraction layer in the Linux kernel. It allows applications to perform generic operations (like open, read, write) without needing to understand the underlying file system (ext4, NTFS, NFS). Without VFS: The kern...Jan 20, 2026·2 min read
Configure fingerprint to replace password in Ubuntuhow to configure fp module in ubuntu for faster and easier sudo permission tasksSep 4, 2023·1 min read
DbContext, Dbset Mocking - C# made easyNo need to use repository pattern for just to test database queries.Aug 6, 2023·2 min read
Directory-Based / Dynamic shardingThere are four common types of sharding strategies. Horizontal or range based. Vertical. Key-based (Algorithmic). Directory-based (Dynamic). In this blog, we will only discuss directory-based sharding a.k.a dynamic sharding. Directory based shard p...Jul 10, 2022·4 min read
HTTPClient Mocking - C#What is mocking? Mocking is a testing technique where mock objects are used instead of real objects for testing purposes. In general, in dotnet Moq or nSubstitute is a very popular mocking framework. In this article, we will use moq. What is our go...Mar 25, 2022·5 min read
