cocoapods之 Operation not permitted - /usr/bin/pod 和-bash: pod: command not found

$ sudo gem install cocoapods
执行安装cocoaPods命令会出错：ERROR: While executing gem … (Errno::EPERM)
Operation not permitted - /usr/bin/pod

解决方法： $ sudo gem install -n /usr/local/bin cocoapods

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cocoapods 失效 提示 -bash: pod: command not found

解决方法：$sudo chmod +rx /usr/local/bin 修改 usr/local/bin/的系统权限

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pod》error:The dependency “ is not used in any concrete target

解决方法：在Podfile中需要明确指出使用第三方库的target，例如：

platform :ios, ‘8.0’
use_frameworks!
pod ‘QorumLogs’

改为：

platform :ios, ‘8.0’
target “myTarget” do //此处的myTarget为自己的工程名
use_frameworks!
pod ‘QorumLogs’
end