• Tutorial on using rails active resource in Ruby on rails


    brief introduction Today’s applications need to interoperate not only with browser based clients, but also with other applications. For interoperability, web applications usually provide a web service API. The Web Services API provides remote access to applications over a network, such as the Internet. Until recently, web service APIs also used heavy and complex soap […]

  • Detailed explanation of the yarn infrastructure of Hadoop for big data development


    Yarn overviewApache yarn (abbreviation of yet another resource negotiator) is a Hadoop cluster resource manager system. Yarn was introduced from Hadoop 2 to improve the implementation of MapReduce, butBig data trainingIt is universal and also implements other distributed computing modes. Mapreduce1 has the following limitations: Poor scalability: jobtracker takes into account the resource management and […]

  • [android] implementation principle analysis of plug-in framework virtual apk


    1 preface Virtual APK is an excellent plug-in framework developed by didi travel. Its main developer is teacher renyugang Speaking of Mr. renyugang, he can be said to be the first teacher of my android framework layer. When I first came into contact with Android, after dragging the controls for several years and writing some […]

  • SLA road of Huya real-time computing platform service


    Reading Guide:With the development of real-time computing, more and more businesses use real-time computing platform to develop real-time data. Different from offline tasks, real-time tasks need less delay and higher reliability. How to better ensure the quality of real-time data is a problem that every real-time computing platform needs to solve. The topic of this […]

  • Managing kubernetes GPU resources using elastic GPU


    About us For more cases and knowledge about cloud native, please pay attention to the [Tencent cloud native] official account with the same name~ Benefits: ① The background of the official account replies to the [manual] to obtain the “Tencent cloud native roadmap manual” & “Tencent cloud native best practices”~ ② The background Reply of […]

  • You really know sync Once


    What is it Once is an object that will perform exactly one action, that is, it is an object that provides the function of ensuring that an action is performed only once. The most typical scenario is, of course, the initialization of a singleton object. What to do Once’s code is very concise, with no […]

  • [shutter 2-6] UI layout of the shutter handle tutorial – image control, networkimage, assetimage


    Image is a common control, which can help us display pictures. The resources of pictures can be from the network, local or memory. In the development of the mobile terminal, a large number of images will be used to display some graphics and text. It is very necessary to understand and master the image control. […]

  • Example of using @ resource to configure dependency operation in spring


    This article illustrates how spring uses @ resource to configure dependency operations. The details are as follows: I. configuration <?xml version=”1.0″ encoding=”GBK”?> <beans xmlns=”http://www.springframework.org/schema/beans” xmlns:xsi=”http://www.w3.org/2001/XMLSchema-instance” xmlns:context=”http://www.springframework.org/schema/context” xsi:schemaLocation=”http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd”> <! — automatically scan all bean classes under the specified package and its subpackages — > <context:component-scan base-package=”org.crazyit.app.service”/> </beans> Two interfaces Axe package org.crazyit.app.service; public […]

  • Example of using resource as attribute operation in spring


    This article describes how to use resource as an attribute operation in spring. For your reference, the details are as follows: 1. Configuration file <?xml version=”1.0″ encoding=”GBK”?> <beans xmlns:xsi=”http://www.w3.org/2001/XMLSchema-instance” xmlns=”http://www.springframework.org/schema/beans” xmlns:p=”http://www.springframework.org/schema/p” xsi:schemaLocation=”http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd”> <bean p:res=”classpath:book.xml”/> </beans> 2. Attribute file <?xml version=”1.0″ encoding=”GBK”?> < Computer Book list > < book > < title > crazy Java […]

  • How to read War package jar package and resource resources by springboot


    This article mainly introduces how springboot reads war package jar package and resource resources. The example code is introduced in detail in this article, which has a certain reference learning value for your study or work. You can refer to the following for friends who need it Scenario description In the development process, we often […]

  • Spring boot read resources directory file method details


    This article mainly introduces the method of reading resources directory file by spring boot. The example code in this article is very detailed, which has a certain reference value for your study or work. You can refer to the following for your friends In the Java coding process, we often want to read the configuration […]

  • Detailed explanation of spring dependency injection: @ Autowired, @ resource and @ inject differences and implementation principles


    I. usage of spring dependency injection @Autowired is the annotation provided by spring framework to implement dependency injection. It mainly supports bean injection in set method, field and constructor. The injection method is to find beans by type, that is bytype. If there are multiple beans of the same type, use @ qualifier to specify […]