Java 10 interview questions per day, follow me, offer has! (6)
Java 10 interview questions per day, follow me, offer has! (6)
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Category: The back-end
Rancher: Let’s unbox it
February 1, 2024
by Lagan Rattan
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Set a flag for yourself and deconstruct rancher's principles and source code. If you're interested in Rancher, please join us
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Murmur3 Hash 128-bit Java and C# methods
February 1, 2024
by Christopher Hancock
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A Hash is a Hash algorithm that transforms an input of any length (also known as a pre-mapped pre-image) into a fixed-length output, which is...
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JAVA concurrent programming – Avoid active hazards
February 1, 2024
by Rebecca Harmon
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We usually use locking mechanisms to ensure thread safety, but if locking is used excessively, it can lead to sequential deadlock of locks. Similarly, we...
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JAVA – Two List collections find intersection, union, and difference templates
February 1, 2024
by Dr. Kelly Bailey
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Follow the wechat official account: CodingTechWork, learn and progress together. We often encounter problems such as filtering data and seeking set among some collection classes....
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From RM to Linux Virtual File System
February 1, 2024
by Stanley Watson
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Sometimes rm on the back end has some problems. So let's talk a little bit about what happened after RM as a subproblem. The file...
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Pitfalls of microservices architecture: From singleton to distributed singleton
February 1, 2024
by Jivin Dasgupta
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"This is the second day of my participation in the first Challenge 2022. Earlier, we talked about the evolution of architecture, including monolithic architecture, SOA...
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Secure password handling in Python, very important! Knowing these hei guests won’t hurt you
February 1, 2024
by Badal Loyal
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Almost every application requires some form of authentication, password processing, or the use of security credentials (such as API keys). You may not be a...
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One Linux command per day (5) : rm command
February 1, 2024
by Tasha Miller
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Delete a file or directory. Delete a file or directory. Rm is a common command. The rm command is used to delete one or more...
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Let’s do a problem to see if we understand transaction isolation
February 1, 2024
by Russell Bibi-Burke
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Recently, I made a study plan with a small team. I chose the way to answer the questions and found a topic for us to...
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How to batch export images from a PDF file
February 1, 2024
by Vanessa Tapp
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This article introduces a shortcut.
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Framework – SpringBoot2 integrates dubbo using Zookeeper as the registry, using yml configuration
February 1, 2024
by William Gray
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Majoring in Computer Science and technology, general university, Hangzhou. Graduated in 20 years, mainly engaged in back-end development of Java technology stack.
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How to customize a Spring XML Namespace
February 1, 2024
by 秦婷婷
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In addition to Spring's default Namespace configuration file, today we will look at how to customize a Namespace
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Want a red envelope for Chinese New Year? Years ago, you put our red envelope system online!
February 1, 2024
by Brooke Miller
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This article is mainly about many years ago IN a company I do red envelope payment system design, while digging gold at the end of...
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Interface test actual combat teaching — APIPOST
February 1, 2024
by Miraan Lad
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Responses and Assertions In "Sending HTTP Requests," we looked at viewing response data in APIPOST. API request response After clicking the send button, if there...
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# Python# lists and tuples
February 1, 2024
by Jason Ryan
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Lists and tuples have been thoroughly studied in the basics section. The basic impression you should have is that lists and tuples are ordered collections...
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You can implement a micro-blogging system with Python Django at the flick of a finger
February 1, 2024
by Christina Gutierrez
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You can implement a blog application in Django with a few simple steps. 2.1 Go to the directory created in the previous blog post using...
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Pure dry! Spring Cloud Gateway integrates OAuth2.0 to realize distributed unified authentication and authorization
February 1, 2024
by Faiyaz Dugar
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Hello everyone, I am not only Chen ~ today this article introduces the Spring Cloud Gateway integration OAuth2.0 implementation of authentication and authorization, involves a...
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Talk about named tuples in Python
February 1, 2024
by Catherine Wells
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Tuples provided by Python are similar to lists, except that the elements of a tuple cannot be modified. While sometimes handy, it's not as intuitive...
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# 105 – Constructing binary trees by traversing pre-order and middle-order sequences
February 1, 2024
by Rhea Sachar
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A binary tree is constructed from preorder and middle order traversal sequences as follows: preorder and middle order traversal of a given tree
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TiDB Execution Plan (2)
February 1, 2024
by Elakshi Tak
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Pick a [TiDB execution plan (a)] (https://juejin.cn/post/7038183740706652168), which mainly introduced the execution plan in the previous involved in operator, today the rest of the things...
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I don’t know how to use Mybatis plus
February 1, 2024
by Paul Haines-Burr
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This article mainly introduces mybatis-plus this plug-in for Springboot users. Including introduction, configuration, use, and extension of the common aspects of the summary, as far...
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EMQ Million level MQTT messaging service (Introduction and Setup)
February 1, 2024
by Ashley Thompson
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First, we need to choose an MQTT server after understanding MQTT, in MQTT official recommendation to find the final choice to use EMQ to implement...
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Implement Spring Cloud Gateway dynamic routing and built-in filters
February 1, 2024
by 張思穎
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I heard you still don't know how Spring Cloud Gateway dynamic routing and built-in filters are implemented? Come here and have a look.
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[IDEA + Maven] multi-environment configuration, no pit!!
February 1, 2024
by Edward Oliver
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For Java projects, especially the use of SpringBoot, Maven and other frameworks, usually involve multiple environments, 'development environment', 'test environment', 'production environment' and so on....
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Simple, effective and comprehensive Kubernetes monitoring solution
February 1, 2024
by Pamela Howell
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Introduction: In recent years, Kubernetes as the cloud native transformation of many companies as the first choice of container layout platform, more and more development...
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What other options do we have besides microservices?
February 1, 2024
by Margaret Lloyd
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"This is the first day of my participation in the first Challenge 2022. Earlier we talked about micro services, now micro services have become the...
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How do rocketMQ-Spring consumers customize their properties
February 1, 2024
by Jake Pearce
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The rocketMQ-Spring consumer attribute configuration provides only a few fixed attributes for code configuration. If we want to modify the value of other attributes, what...
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18. Understand statement blocks and scopes in Go
February 1, 2024
by Lesley Hargreaves
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Hi, I'm Mingo. During the period of learning Golang, I wrote detailed study notes and put them in my personal wechat official account "Go Programming...
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【 K8S series 】 K8S learning thirteen, Service foundation
February 1, 2024
by Armaan Brahmbhatt
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Service is the most core concept of K8S. We can create Serv. Service is the most basic concept of K8S
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