docker与firewalld引发异常

docker与firewalld引发异常
问题:Docker运行时,安装firewalld后异常?Docker无法访问网络firewalld?docker与firewalld引发异常? 解决方案:CentOS-7 中介绍了 firewalld,firewall的底层是使用iptables进行数据过滤,建立在iptables之上,这可能会与 Docker 产生冲突。 当 firewalld 启动或者重启的时候,将会从 iptables 中移除 DOCKER 的规则,从而影响了 Docker 的正常工作。 当你使用的是 Systemd 的时候, firewalld 会在 Do...

检查网站是否支持http2

检查网站是否支持http2
检查网站是否支持http2 (function(){ // 保证这个方法只在支持loadTimes的chrome浏览器下执行 if(window.chrome && typeof chrome.loadTimes === 'function') { var loadTimes = window.chrome.loadTimes(); var spdy = loadTimes.wasFetchedViaSpdy; var info = loadTimes.npnNegotiatedProtocol || loadTimes.connectionInfo; // 就以 「h2」作为...

No module named MySQLdb (python exception)

No module named MySQLdb (python exception)
python导入包MySQLdb异常: ImportError: No module named MySQLdb 解决方案: Ubuntu 14, Ubuntu 16, Debian 8.6 (jessie): sudo apt-get install python-pip python-dev libmysqlclient-dev sudo pip install MySQL-python Fedora 24: sudo dnf install python python-devel mysql-devel redhat-rpm-config gcc sudo pip install MySQL-python Centos 6, Centos 7: yum install MySQL-python -y ...

python2.7找不到pip的问题

python2.7找不到pip的问题
python2.7找不到pip的问题,找不到pip的异常: 1、 ./configure --prefix=/home/me/software/python-2.7.9/myinstall/ 2、 make; make install 3、安装完毕,找不到pip 解决方案: You probably need to use the ensurepip package. python -m ensurepip This will install pip if it is not already there. 出自:http://stackoverflow.com/questions/28751541/where-is-pip-in-python-2-7-9-linux

scrapyd异常job错误解决方法

scrapyd异常job错误解决方法
【scrapyd异常】,【TypeError: init() got an unexpected keyword argument 'job'异常】 scrapyd schedule job 时, 遇到错误 TypeError: init() got an unexpected keyword argument 'job' , 需要在spider的_init方法里添加 **kwargs 参数 进入项目spiders目录, 修改testspider.py 文件里init 方法即可: def init(self, **kwargs): ├── init.py ├── items.py ├── pipelines.py ├── settings.py └── spide...

ubuntu apt-get (You must put some ‘source’ URIs in your sources.list)

ubuntu apt-get (You must put some ‘source’ URIs in your sources.list)
ubuntu apt-get (You must put some 'source' URIs in your sources.list) E: You must put some 'source' URIs in your sources.list 1、vi /etc/apt/sources.list 2、add to sources.list deb-src http://archive.ubuntu.com/ubuntu trusty main restricted #Added by software-properties deb-src http://gb.archive.ubuntu.com/ubuntu/ trusty restricted main universe multiverse #Added by softwar...

控制台程序如何使用MFC,CString

控制台程序如何使用MFC,CString
Window下编程,CString带来很大的方便,但是会出现如下异常:error LNK2005: "void * __cdecl operator new(unsigned int)" (??2@YAPAXI@Z) already defined in LIBCMT. 在非MFC程序(使用standard windows library)中,添加MFC支持(#include <afx.h>)。使用MFC共享库,编译通过;但是使用静态MFC库,出现如下错误: uafxcw.lib(afxmem.obj) : error LNK2005: "void * __cdecl operator new(unsigned...