1 简介配置是程序绕不开的话题，在Kubernetes中使用ConfigMap来配置，它本质其实主是一个键值对。本文讲解如何通过5种方式创建ConfigMap，通过4种方式使用ConfigMap。2 创建ConfigMap按大类可分为两种方式，细分共有五种方式：（一）kubectl create c
1前言了解Docker容器的运行环境非常重要，我们把应用放在容器里执行，环境变量会直接影响程序的执行效果。所以我们要知道容器内部的环境变量，也要知道如何改变这些环境变量。2查看环境变量2.1方式一：dockerinspect通过dockerinspect命令不仅能查看环境变量，还能查看容器其它相关信
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1前言从网上获取资源是一种很常见的场景，比较从某个网站获取资料。2三种方式2.1JavaNIO代码如下：URLwebsite=newURL("https://www.pkslow.com");ReadableByteChannelrbc=Channels.newChannel(w
用Java检测HTTPS网站所支持的TLS版本信息 简介 服务器升级、JDK升级、API升级等都可能会造成原有HTTPS的API调
