Programmer Think

prefaceRecently, I was studying and learning the source code of leveldb and tried to rewrite leveldb RS with Rust. The memdb module in leveldb uses skiplist as a kv memory storage. The implementation of the relevant code is very beautiful, so I have this article. Leveldb implements skiplist by using Arena mode. In short, it uses linear arrays t ...

Golang study notes This article is a handy note when watching the video material Golang beginner tutorial from YouTube. It is only for auxiliary learning and review. Due to the limited level, there may be some translation errors and content errors. Criticism and correction are welcome. YouTube source: Learn Go Programming - Golang Tutorial for ...

preface In the last article, the core technology of lexical analysis, finite automata (DFA), and the use and working principle of two common lexical analyzers were introduced. On this basis, it will be much easier to see the lexical analysis source code of Go This paper mainly includes the following contents: Go compiled entry file and what ...

Before we start, let's ask you a classic Go question: how to judge whether the value of an interface {} is nil? This is also a question that may be asked in the interview. This question is very "mysterious". Friends who usually don't pay special attention can easily be cut here. I believe many people will answer subconsciously. Wouldn ...

Hello, I'm fried fish.Go1. Generics in 18 is a hot topic, although I have written many articles on the design and thinking of generics before. However, because the proposal for generics had not been finalized before, a complete introduction was not written.Now it has basically taken shape. Fried fish will take you to find out the Go generics. T ...

introduceThrough a complete example, this paper introduces how to close gracefully gogf/gf Microservices.What is elegant closure?When the process receives the shutdown signal, we need to close the logic running in the background, such as MySQL connection, etc.We will use rk-boot To start gogf/gf Microservices.rk-boot Is a framework that can sta ...

This is a blog micro service Demo based on Golang, which can be deployed in kubernetes istio cluster with one click, and supports distributed transactions. Project address: github.com/jxlwqq/blog-microservic... , welcome to Star and PR. framework Kiali Console directory structure Mainly follow Standard Go Project Layout Recommended directo ...

When reading Golang source code, it is always stuck in its assembly code and does not read smoothly. Today, let's take a brief look at the assembly language in Golang. Assembly Classification Classify by Instruction Set Architecture (for CPU) X86 assembly (32bit): This architecture is often referred to as i386, x86 The x86 assembly (64bi ...

Chapter 7 interface Interface types are abstractions and generalizations of other types of behavior Interface types will not be bound with specific implementation details. This abstract way can make our functions more flexible and adaptable The interface of Go language is special because it meets the implicit implementation. In other words, w ...

File reading is one of the most common operations in all programming languages. In this tutorial, we will learn how to read files using Go. This tutorial is divided into the following sections. Read the entire file into memory Use absolute file path Use command line markers to pass file paths Bind files to binaries Block read file Read file ...