etcd是什么？Ahighlyavailablekeyvaluestoreforsharedconfigurationandservicediscovery.是一个键值存储仓库，用于配置共享和服务发现概念：高可用的分布式ke

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go.mod文件中配置requirefyne.io/fynev1.1.0源代码中引用import("fyne.io/fyne/app""fyne.io/fyne/widget")

1.下载安装　　官方下载地址：https://golang.org/dl/(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Fgolang.org%2Fdl%2F)　　备用下载地址：https://golang.google.cn/dl/(https://www.os

1）Linux安装https://studygolang.com/dl(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Fstudygolang.com%2Fdl)!(https://oscimg.oschina.net/oscnet/a746851b9174552303292

最近有项目要用到cgo,对接外援写的so的库，期间cgo的代码总是不经意的崩溃啊，异常退出，种种鬼怪。cgopanic错误//刚开始对接的时候，调用cgo的程序会抛出panic,但是并不退出主程序。处理方法：在goroutine内defer处理此panicrecover后进行相应的错误处理

目录 \−\1.Lock/TryLock模式(https://www.oschina.net/action/GoToLink?urlhttp%3A%2F%2Fcolobu.com%2F2018%2F03%2F26%2Fchannelpatterns%2F%23Lock%2FTryLock_%25E6%25A8%25A1

题目题目地址https://tour.gozh.org/moretypes/23(https://www.oschina.net/action/GoToLink?urlhttps%3A%2F%2Flinks.jianshu.com%2Fgo%3Fto%3Dhttps%253A%252F%252Ftour.gozh.org%252Fmore