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Possible reasons for timeout when trying to access EC2 instance

...he same problem, and the solution ended up being adding my local machine's IP to the list of inbound rules in the active security group. In the inbound dialog below, enter 22 in the port range, your local IP/32 in the source field, and leave 'custom tcp rule' in the dropdown. ...
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What do people find difficult about C pointers? [closed]

...started working with them, the biggest problem I had was the syntax. int* ip; int * ip; int *ip; are all the same. but: int* ip1, ip2; //second one isn't a pointer! int *ip1, *ip2; Why? because the "pointer" part of the declaration belongs to the variable, and not the type. And then derefe...
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How can I list ALL DNS records?

... Oct 11 '13 at 18:30 denis phillipsdenis phillips 11.7k55 gold badges3030 silver badges4747 bronze badges ...
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Binding IIS Express to an IP Address [duplicate]

...twork. Out of the box it can do localhost but I am trying to bind it to an IP address. 5 Answers ...
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Connect Device to Mac localhost Server? [closed]

How do I allow any device, e.g., iPhone, to connect over a WLAN to my Mac's localhost server? 14 Answers ...
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How can i use iptables on centos 7? [closed]

...am trying to open 80 port for httpd service, but something wrong with my iptables service ... what's wrong with it? What am I doing wrong? ...
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Regular expression to match DNS hostname or IP Address?

... have a regular expression handy that will match any legal DNS hostname or IP address? 21 Answers ...
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How do I connect to this localhost from another computer on the same network?

...ing for a computer. So it will try to resolve the name symfony.local to an IP address. It will do this by first looking into the hosts file on your computer to see if he can match an IP address to what you typed in the address bar. If it can't, then it will ask DNS servers. The trick here is to appe...
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Docker build “Could not resolve 'archive.ubuntu.com'” apt-get fails to install anything

...S server 8.8.8.8 in order to turn the text address of 'google.com' into an IP address. Ironically, 8.8.8.8 is Google's public DNS server. If nslookup fails, public DNS servers like 8.8.8.8 might be blocked by your company (which I assume is for security reasons). You'd think that adding your compan...
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刘强东“一元年薪”背后的O2O棋局 - 资讯 - 清泛网 - 专注C/C++及内核技术

...影响。 8月7日,京东发布了2015年第二季度财报。据财报显示,虽然京东第二季度交易总额为1145亿元,同比增长82%,净收入则达到459亿元,同比增长61%。 尽管京东业绩增长强劲,但其似乎还没有找到有效的盈利模式。 在去年...