禁用IPv6 后影响邮件发送设置 vim /etc/postfix/main.cf # Enable IPv4, and IPv6 if supported inet_protocols = all…

https://4sysops.com/archives/ipv6-tutorial-part-5-address-types-and-global-unicast-addresses/ In my last post in the IPv6 series, you learned the IPv6 address syntax. Today, I will introduce the different types of IPv6 addresses. IPv6 address types T…

1.systemctl start rpcbind.service 报错: [root@autodeploy ~]# journalctl -xe -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit rpc-statd-notify.service has finished starting up. -- -- The start-up result is done. Jan ::…

环境:Centos6.5 行为:安装nginx 问题: nginx: [emerg] socket() [::]: failed (: Address family not supported by protocol) nginx: configuration file /etc/nginx/nginx.conf test failed 解决: vim /etc/nginx/conf.d/default.conf 将: listen default_server; listen [::]: de…

虹软人脸识别,其方法要传NV21格式的byte[], github上有一个虹软的Demo,是不是虹软工作人员写的不清楚,这个Demo里bitmap转NV21格式byte[]用的是一个第三方库https://github.com/gqjjqg/android-extend, 用法如下: ImageConverter convert = new ImageConverter(); convert.initial(mBitmap.getWidth(), mBitmap.getHeight(), Ima…

1.启动nginx服务报错 环境:centos 6.9,yum安装的nginx,启动报错 [root@lnmp ~]# nginx -tnginx: the configuration file /etc/nginx/nginx.conf syntax is oknginx: [emerg] socket() [::]:80 failed (97: Address family not supported by protocol)nginx: configuration file /etc/ng…

概述: 为什么 crash log 内 Exception Backtrace 部分的地址(stack address)不能从 dsym 文件中查出对应的代码? 因为 ASLR(Address space layout randomization),因为 ASLR 引入了一个 slide (偏移) . symbol address = stack address - slide; slide 可以在运行时 由 API 获取到 dyld_get_image_vmaddr_slide() 也可以根据…

happybase1.0 报错:ThriftPy does not support generating module with path in protocol 'f' 2016-10-12 14:54:15|  分类: python|举报|字号 订阅     下载LOFTER我的照片书  |     原因:happybase1.0在win下不支持绝对路径 具体原因:happybase要读取Python\Lib\site-packages\happybase\Hbase.thrift,但在Py…

说明: 1.[::]:80这个是IPv6的地址. 2.阿里云截至到今天还不支持IPv6. 解决方式: 1.普通解决方式:开启IPv6的支持,不过这个方法在阿里云行不通. vim /etc/nginx/conf.d/default.conf #找到并替换为以下: listen ; listen [::]: ipv6only=on default_server; 2.极端方式:直接屏蔽IPv6,全部服务器都适用. vim /etc/nginx/conf.d/default.conf #找到并替换为以…

https://4sysops.com/archives/ipv6-tutorial-part-4-ipv6-address-syntax/ Now that you know about the new features of IPv6, it is time to have a closer look at the practical details. In this post, I will give a short summary about the IPv6 address synta…