方法1(通常是失败的) 1. 命令行执行: pip3 install scrapy 不管是网络问题也好,缺少相关的包也好,用这条命令安装scrapy我就没成功过...难受 方法2(成功) 手动安装相关的包. 1. lxml安装命令(没问题): pip3 install lxml 2. pyOpenSSL 安装命令(没问题): pip3 install pyOpenSSL 3. Twisted 安装(一般到这里就出错了): pip3 install Twisted 报错如下: error: Mic…

报错如下: sudo npm i webpack -g /Users/xesfe/.npm-global/bin/webpack -> /Users/xesfe/.npm-global/lib/node_modules/webpack/bin/webpack.js # System-wide .profile for sh(1) > fsevents@1.2.11 install /Users/xesfe/.npm-global/lib/node_modules/webpack/node_mo…

centos 6.8 32位系统下,安装php.5.6.11是出现这个错误 解决办法: 1 2 3 4 vim /etc/ld.so.conf.d/local.conf     # 编辑库文件 /usr/local/lib                       # 添加该行 :wq                                  # 保存退出 ldconfig -v                          # 使之生效 注意事项: 这里添加的库文件路径一定要和你…

解决方法:下载的包损坏,重新下载包…

1.错误信息 DEPENDENCY ERROR The target you are trying to run requires an OpenSSL implementation. Your system doesn't have one, and either the third_party directory doesn't have it, or your compiler can't build BoringSSL. Please consult INSTALL to get mor…

安装python的时候出现如下的错误: [root@master ~]#./configure --prefix=/usr/local/python3.6 checking build system type... i686-pc-linux-gnu checking host system type... i686-pc-linux-gnu checking for --enable-universalsdk... no checking for --with-universal-archs.…

安装python的时候出现如下的错误: [root@master ~]#./configure --prefix=/usr/local/python3.6 checking build system type... i686-pc-linux-gnu checking host system type... i686-pc-linux-gnuchecking for --enable-universalsdk... nochecking for --with-universal-archs...…

CMake Error at cmake/boost.cmake:81 (MESSAGE): You can download it with -DDOWNLOAD_BOOST=1 -DWITH_BOOST= This CMake script will look for boost in . If it is not there, it will download and unpack it (in that directory) for you. If you are inside a fi…

参考:http://blog.51cto.com/williamx/958398 需要安装pcre-devel与openssl-devel yum -y install pcre-devel openssl openssl-devel…

参考:http://blog.csdn.net/fenglifeng1987/article/details/38057193 解决方法 yum install gcc libffi-devel python-devel openssl-devel…