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1. Deployment of elasticsearch 1.1. Installation access of elasticsearch Installation modeadvantageshortcomingdocker1. Easy deployment2. run directly3. Start quickly1. Knowledge of docker is required2. Complex configuration modification3. The data storage needs to mount the directorytar1. Flexible deployment2. Little encroachment on the syste ...

preface As JavaScript becomes more and more popular, more and more developers begin to contact and use JavaScript. At the same time, I also found that many developers do not have a clear understanding of the most basic original values and wrapper objects of JavaScript. In this article, I'll introduce them in detail. 🧐 Let's go! text P ...

Original address https://juejin.cn/post/6844904023955341319 Living status We know that the Android system will kill the background process, and with the update of the system version, the intensity of killing the process is still increasing. The starting point of the system itself is good, because it can save memory, reduce power consumption and ...

Reading the Spring source code, BeanFactory cannot avoid its existence. The common usage scenarios are also in the following forms: ConfigurableApplicationContext ctx = SpringApplication.run(xxx.class); BeanFactory beanFactory = (BeanFactory) ctx; beanFactory.getBean(xxx); But BeanFactory is not so boring. Pre knowledge Purchase discount ww ...

preface I have written many articles related to Nacos, such as< Spring Cloud integration Nacos service discovery source code analysis? Turned three sets of source code, quality and freshness! >At present, it is also planned to write a column on technical analysis of Spring Cloud, one technical framework and one technical framework to dis ...

summary What is generics? What problems can generics solve?Generics, or parameterized types, make your program easier to read and safer.Before Java added generic features [before JDK5], the design of generic programs was implemented by inheritance. The following program can be compiled and run normally, but casting the result of get will produ ...

Hello, I'm architecture Jun, an architect who can write code and recite poetry. Today, let's talk about Kubernetes container log collection "suggestions collection", hoping to help you make progress!!!Log collection methodLog evolved from traditional way to container The process of the method will not be described in detail. You can r ...

This paper first writes the demo of the multi classification problem supported by xgboost, prints the tree structure, and then understands the principle of xgboost to realize the multi classification problem. This order is easier to understand. xgboost multi classification problem demo This demo can be seen from the source code of xgboost. In ...

definition Cross site scripting (XSS): cross site scripting is a computer security vulnerability that often occurs in web applications. It allows malicious web users to implant code into pages provided to other users. type Storage (persistent) The cross site script can be injected into the file system or database of the server – lu ...

Feather low is a 3D scan based image that I want to share with you today. The article will divide and explain the whole code. After reading it completely, I believe you will gain something. Welcome to "Yufeng codeword" catalogue 1. Project introduction 2. API preparation 3. Data set preparation 3.1 downloading data 3.2 data p ...