有时候我们需要安装ruby插件的时候,会报如下错误: ERROR: Could not find a valid gem 'rdiscount' (>= 0), here is why: Unable to download data from https://rubygems.org/ - Errno::ETIMEDOUT: Operation timed out - connect(2) (https://rubygems.org/latest_specs.4.8.gz) 图片如下:
ERROR: Could not find a valid gem 'sass' (>= 0), here is why: Unable to download data from http://rubygems.org/ - Errno::EACCES: Per mission denied - connect(2) (http://rubygems.org/latest_specs.4.8.gz) This is work for me. Try this... gem source -a
前言 记录ruby的一些报错 错误 Could not find a valid gem 'pumagem' (>= 0) in any repository ERROR: Could not find a valid gem 'pumagem' (>= 0) in any repository ERROR: Possible alternatives: cutagem, mutagem 镜像源的问题,替换成ruby-china就好了 # gem -v 2.7.8 # gem sources
#enconding:utf-8 require 'selenium-webdriver' require 'rspec' describe "baidu main page" do it "should have 百度一下 button on the baidu main page"do dr = Selenium::WebDriver.for:ie url = 'www.baidu.com' dr.get url dr.find_element(:id,'su'
Electron已经发布了6.0正式版,升级后发现原来能运行的代码报错提示require is not defined 解决办法: 修改创建BrowserWindow部分的相关代码,设置属性webPreferences.nodeIntegration为 true let win = new BrowserWindow({ webPreferences: { nodeIntegration: true } }) 在原有的new BrowserWindow基础上加入 webPreferences: