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Checking network connection

...the rest is simple. Google for "74.125.113.99 urllib". It will return thousands of open-source projects which incorporated the incorrect code. (for me, just the first page contains at least 5: nvpy, sweekychebot, malteseDict, upy, checkConnection). They are all broken now. – th...
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What do people find difficult about C pointers? [closed]

...ve some pretty fundemental issues when getting their heads around pointers and pointer arithmetic. 29 Answers ...
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Possible reasons for timeout when trying to access EC2 instance

...SSH into my instance - Operation timed out. What could be the reasons why, and what can I do to resolve it? Rebooting normally takes a long time to take effect, and might just makes things worst ...
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How can I list ALL DNS records?

... example, to reduce the size of the response). An AXFR is a zone transfer and is likely what you want. However, these are typically restricted and not available unless you control the zone. You'll usually conduct a zone transfer directly from the authoritative server (the @ns1.google.com below) and...
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Linux command to translate DomainName to IP [closed]

Is there any Linux command to translate domain name to IP? 2 Answers 2 ...
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企业级负载平衡简介 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...浏览器将首先查找本地的DNS缓存是否拥有该域名所对应的IP地址。如果有,那么浏览器将尝试直接使用该IP地址访问该网站的内容。如果本地DNS缓存中没有该域名所对应的IP地址,那么它将向DNS发送一个请求,以获得该域名所对应...
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Binding IIS Express to an IP Address [duplicate]

... that was it. Copied the applicationhost.config and modified the binding to <bindings> <binding protocol="http" bindingInformation=":8080:<ip address>" /> </bindings> – jdiaz ...
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Connect Device to Mac localhost Server? [closed]

... I had the same problem. I turned off my WI-FI on my Mac and then turned it on again, which solved the problem. Click Settings > Turn WI-FI Off. I tested it by going to Safari on my iPhone and entering my host name or IP address. For example: http://<name>.local or http:/...
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How can i use iptables on centos 7? [closed]

.... It is possible to go back to a more classic iptables setup. First, stop and mask the firewalld service: systemctl stop firewalld systemctl mask firewalld Then, install the iptables-services package: yum install iptables-services Enable the service at boot-time: systemctl enable iptables ...
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Docker build “Could not resolve 'archive.ubuntu.com'” apt-get fails to install anything

...pears after a long time Server: 8.8.8.8 Address 1: 8.8.8.8 If the command appears to hang, but eventually spits out the error "can't resolve 'google.com'", then you have the same problem as me. The nslookup command queries the DNS server 8.8.8.8 in order to turn the text address of 'google.com...