Knowledge: AWK command flow control
Awk provides cyclic and conditional operations. It gives AWK the expressiveness of a scripting language, while the c-like syntax keeps the code readable. In efficiency...
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Category: The back-end
Go Format output “Go Language Basics”
January 31, 2024
by 陳詩涵
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The standard library used to control text output is FMT. The main functions in FMT are: Print: Print to the console without any formatting. Println:...
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Design mode (13) Enjoy yuan mode
January 31, 2024
by Spencer Pham
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The share pattern is a structural pattern that uses sharing techniques to effectively support a large number of fine-grained objects. In the share pattern, we...
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Microservices: Spring Cloud Gateway traffic limiting configuration
January 31, 2024
by Jason Ryan
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Traffic limiting limits the number of requests in a certain period of time to ensure system availability and stability and prevent system slowdowns or downtime...
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“LeetCode” game 266 of the Week (I)
January 31, 2024
by 龍美玲
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Link to https://leetcode-cn.com/contest/weekly-contest-266 there are four questions in the weekly contest. Today we will bring you the first two questions. Topic 5918. Vowel substring fractions...
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Python implements batch renaming
January 31, 2024
by Jhanvi Loke
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Recently, I downloaded a cartoon on the Internet, which was in the form of pictures. After downloading, I found that the file names of each...
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Simple five solution: delete the string in the adjacent duplicates | Java clock in brush
January 31, 2024
by Aaron Avery
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This article is participating in the "Java Theme Month - Java Brush questions punch card". For details, see the activity link title description. This is...
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Step by Step teaches face recognition using python3
January 31, 2024
by Simon Rose
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Face recognition is a kind of biometric identification technology based on facial feature information. Using a camera or camera to collect images or video streams...
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Go Language dependency Management development Environment Preparation
January 31, 2024
by 胡惠雯
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In the early days, all of the third-party libraries that Go relied on were located under the directory GOPATH. This results in only one version...
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Future and FutureTask usage are described in detail
January 31, 2024
by Garrett Marks
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In concurrent programming, the implementation of multithreading has inherited Thread and Runnable. For the reason of single inheritance, we often choose Runnable instead of Thread....
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Java Application Monitoring (5)- Visual monitoring tools
January 31, 2024
by Kara Fuentes
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From: https://juejin.im/post/68449039258170163271 introduction in front of a few articles (see below "reading") has the JDK command-line tools are introduced, but they are relatively is not...
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Sentry Monitoring – Snuba Data Mid-Platform Architecture (Introduction to Query Processing)
January 31, 2024
by Prerak Thakkar
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Snuba has a query processing pipeline that first parses the Snuba query language (Legacy and SnQL) to AST and then executes SQL queries on Clickhouse....
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Leetcode-63- Different paths II
January 31, 2024
by Hiran Kaur
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A robot is located in the upper left corner of an M x N grid (the starting point is marked "Start" in the figure below)....
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LeetCode Generate Parentheses (022)
January 31, 2024
by Mamooty Din
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Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. You can use a recursive approach for the generation of...
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Design and implementation of stray animal communication information platform based on Java + Springboot + LayUI
January 31, 2024
by Anthony Jackson
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1. User module management: user login, user registration, user query, delete operation, 2. Home page management of stray animals: display, add, modify and delete the...
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There are seven design principles of the Java design pattern that many people don’t know about
January 31, 2024
by John Ford
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We can do development without design patterns. But why design patterns? Makes you look great. Yeah, that's one of them. Make your code hierarchical, readable,...
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NC65 Fibonacci sequence 2
January 31, 2024
by Mr. Jonathan Richards
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The Fibonacci Sequence, also known as the Golden section Sequence, refers to a Sequence of numbers: 1, 1, 2, 3, 5, 8, 13, 21...
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Insight into the process! Microservices collaborate with events
January 31, 2024
by Melissa Miranda
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In microservice architectures, it is not uncommon for services to run in long cycles and for businesses to span the boundaries of a single microservice....
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Redis Series of basic data structure concrete implementation (SDS)
January 31, 2024
by Lorraine Skinner
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Redis underlying data structure of the concrete implementation, do you know? SDS uses a space allocation strategy and a lazy release strategy to store the...
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Springboot automatic assembly principle and manual implementation of a starter
January 31, 2024
by Matthew Harrison
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Springboot automatic assembly, custom spring-boot-start, automatic assembly principle, EnableAutoConfiguration
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An article on Java implementation explains the six principles of design patterns
January 31, 2024
by Barry Harris
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All the code is on Github. The address will be listed later for download and reference. Through the above functional disassembly, the responsibility of the...
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The Essence of Coding (Design Patterns) — Seven principles
January 31, 2024
by 徐建宏
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Hello, everyone, I am Lao Wang. A junior who is learning Java design patterns. Prepare serialized Java design pattern series for review and discussion. Because...
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Go Language Basics
January 31, 2024
by Chelsea Parrish DDS
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Different from the pointer in C/C++, the pointer in Go language cannot be offset and operation, is a safe pointer. To understand Pointers in Go,...
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Iina: An open source video player project based on MPV player library
January 31, 2024
by Ms. Sheila Price
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Iina: An open source video player project based on MPV player library. # Like Open Source
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“LeetCode” Week 264 (Part 1)
January 31, 2024
by Arnav Dube
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Link to https://leetcode-cn.com/contest/weekly-contest-264 there are four questions in the weekly contest. Today we will bring you the first two questions. Topic 2047. Simple simulation of...
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Go language reverse technique: constant strings
January 31, 2024
by Aaron Cox
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Abstract: After the Go language source code is compiled into binary files, where are the strings in the source code stored? How is it organized?...
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LeetCode brushes up the problem to find the median of two positive ordinal groups
January 31, 2024
by Anya Dass
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Small knowledge, big challenge! This article is participating in the creation activity of "Essential Tips for Programmers". If you want to merge two arrays into...
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Leetcode 633 square sum (double pointer) – golang version | Go on topic
January 31, 2024
by Harriet Simpson-Cox
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Given a non-negative integer c, you need to determine whether there are two integers A and b such that a2 + b2 = c. Example...
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Supervisor from entry to abandonment
January 31, 2024
by 李依婷
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The preface is simply a tool to monitor the running of scripts, but it can be managed in a unified way. Laravel queue documents also...
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Second understand array copy, sense the new realm
January 31, 2024
by 陳鈺婷
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Recently, I encountered the problem of array copy. I had never thought of it before. How could array copy be used? Xiaobian before today, using...
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