Programmer Think

Chapter 10 packages and tools Now any small program may contain 10000 functions, but we can't build them one by one. Most of them come from others. These functions are reused in a way similar to packages and modules There are more than 100 go language packages. You can use go list std wc -l to view them in the terminal. Open source packages c ...

Coding specification Code layout 1. Curly bracket wrap style In Java, each statement is marked with a semicolon " Separation, whether to wrap or not does not affect the correctness of the code. In python, semicolon separation is eliminated, and the effect of parentheses on code logic is also eliminated (various parentheses in python ar ...

Question 1 verify palindrome stringTopic informationGiven a string, verify whether it is a palindrome string. Only alphanumeric characters are considered, and the case of letters can be ignored.Note: in this topic, we define an empty string as a valid palindrome string. Example 1:Input: "A man, a plan, a canal: Panama"Output: trueExpl ...

The purpose of this article is to help more people understand rosedb. I will implement a simple k-v storage engine including PUT, GET and DELETE operations from scratch. You can regard it as a simple version of rosedb, just call it minidb (mini version of rosedb). Whether you are a beginner of Go language, want to advance Go language, or are in ...

gotool gotool is a small and complete tool set of Golang, which mainly refines and integrates the methods commonly used in daily development, avoids repeated wheel making and improves work efficiency. Each method is extracted from the author's work experience and previous projects. How to use gotool? install go get github.com/druidcaesa/got ...

In this article, we will try to debug and learn the KubeSphere back-end module architecture based on the ssh remote plug-in on vscode. premise Install vscode and ssh remote container plug-ins; Install kubenertes container "operating system" and kubesphere > = V3.0 on the remote host 1.0 cloud "control panel"; Ins ...

brief introduction This article will not say much about the role and necessity of testing. It is very convenient to test in go language. The official provides a relatively perfect test method, using go test command and testing standard library. Basic usage The directory structure is shown in the figure below The source file and the test file ...

1, Object oriented and process oriented Process oriented programming code is only applicable to the current situation, while object-oriented programming pays more attention to reuse. The same set of code can be used in various situationsProcess oriented programming (OPP) is to implement the whole process in order in detail For example, ...

Environmental inventory Basic environment Operating system: Ubuntu 21.04 amd64Golang : Version 1.16.5Docker : Version 20.10.7Docker Compose : Version 1.29.2Hyperledger Fabric : Github - hyperledger/fabric @v2.4.0 For basic environment installation, refer to the previous article: Hyperledger learning (I): basic environment installation a ...

introduce Through a complete example, in gogf/gf Manage logs reasonably in the framework. What are the usage scenarios? Log auto scroll Split into multiple log files Log format modification wait We will use rk-boot To start gogf/gf Microservices of the framework. Please visit the following address for a complete tut ...