Go Posts | KungFuDev Blog

20 February 2025

Golang Graceful Shutdown

Learn about Golang's graceful shutdown.

7 min

10 February 2024

Go 1.22's HTTP Package Updates

Discover the updates to the HTTP package in Go 1.22. This article covers how these changes make http services easier, including better routing and HTTP method management.

go services

6 min

30 January 2023

Featured

Optimizing Large File Transfers in Linux with Go - An Exploration of TCP and Syscall

Explore efficient large file transfers in Linux using Go, focusing on minimizing data copies and context switches via the sendfile syscall.

go linux sockets network featured

11 min

Optimizing Large File Transfers in Linux with Go - An Exploration of TCP and Syscall

16 December 2022

A simple example of using unix domain socket in Kubernetes

Discover using Unix domain sockets in Kubernetes for inter-container communication within a pod, illustrated with Go applications. Gain insights into setup, benefits like faster communication, and testing the deployment.

go linux sockets network k8s

6 min

A simple example of using unix domain socket in Kubernetes

5 December 2022

Featured

Understanding Unix Domain Sockets in Golang

Delve into the workings of Unix domain sockets in Golang, contrasting them with network sockets. Explore their creation, efficient inter-process communication on the same machine, and practical code examples demonstrating a simple echo server setup.

go linux sockets network featured

11 min

Understanding Unix Domain Sockets in Golang

21 April 2022

My introduction to the Blockchain and Merkle Tree

Embark on a journey through Blockchain's core, exploring its enticing realm with a dive into Merkle trees. This piece illuminates the path from a gaming intrigue to developing a Go-based Merkle tree, underlining Blockchain's cryptographic elegance and data integrity verification. A must-read for the crypto-curious coder.

blockchain go data structure

14 min

My introduction to the Blockchain and Merkle Tree

21 August 2021

Socket sharding in Linux example with Go

Uncover socket sharding in Linux using Go, enabling multiple sockets to bind to the same IP and port for enhanced load balancing. The article provides insights into setting the SO_REUSEPORT socket option, creating a ListenConfig instance in Go.

linux go sockets

8 min

Socket sharding in Linux example with Go

1 March 2021

Implementing a simple K8s admission controller in Go

Dive into implementing a Kubernetes admission controller in Go, governing cluster usage by intercepting API requests pre-persistence. Explore setup, webhook registration, and server creation, alongside simple validation/mutation use cases, for better cluster governance and security.

go k8s

13 min

Implementing a simple K8s admission controller in Go

29 October 2019

How BigCache avoids expensive GC cycles and speeds up concurrent access in Go

Uncover how BigCache in Go alleviates expensive GC cycles and bolsters concurrent access, using sharding for data distribution and byte arrays to minimize GC interference, enhancing cache performance and application responsiveness.

10 min

How BigCache avoids expensive GC cycles and speeds up concurrent access in Go

21 July 2019

Implementation of Dijkstra using heap in Go

Dive into implementing Dijkstra's Algorithm using a min-heap in Go, focusing on the creation of a priority queue to efficiently find the shortest path between nodes. The guide includes detailed code for heap and graph logic, demonstrating a practical approach to Dijkstra's Algorithm in Go.

go algorithm data structure

8 min

Implementation of Dijkstra using heap in Go

30 June 2019

Capturing logs and send them in an email with Go

Simple demo about how to capture logs and send them in an email.

5 min

Capturing logs and send them in an email with Go

12 January 2019

Let's talk about Health Checks

Explore health checks in microservices, covering their importance, implementation, and practical examples, ensuring service availability and proper functioning even in cloud-hosted scenarios, illustrated with a Redis-dependent service example.

go services redis

6 min

5 October 2018

Tracking Service with Go and Redis V2

Explore an upgraded tracking service using Go and Redis, designed to efficiently locate drivers. Utilizes Go's Goroutines, Channels, and time.Ticker struct for task execution, ensuring a single client request suffices to initiate a driver search task, thus enhancing user experience and reducing redundant requests.

go redis services

18 min

9 August 2018

Tracking Service with Go and Redis

Delve into creating a tracking service using Go and Redis for saving and processing driver locations similar to Uber, focusing on geospatial functions of Redis.

go redis services

12 min

10 July 2018

Oauth2 with Google in Go

Authentication is the most common part in any application. You can implement your own authentication system or use one of the many alternatives that exist, but in this case we are going to use OAuth2.

11 min