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Where is Erlang used and why? [closed]
...er. It has to route many messages simultaneously, and handle many a lot of TCP/IP connections.
So we have 2 features:
handle many connections
route messages given some aspects of the message
These are examples where erlang shines.
handle many connections
It is very easy to build scalable non-...
Forward host port to docker container
...- subnet: 192.168.50.0/24
iptables rule:
iptables -A INPUT -j ACCEPT -p tcp -s 192.168.50.2 -d $192.168.50.1 --dport portnumberOnHost
Inside the container access dockerhost:portnumberOnHost
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Best practices when running Node.js with port 80 (Ubuntu / Linode) [closed]
...port 3000 with this command:
sudo iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-port 3000
Then I launch my Node.js on port 3000. Requests to port 80 will get mapped to port 3000.
You should also edit your /etc/rc.local file and add that line minus the sudo. That will add...
No connection could be made because the target machine actively refused it?
...
I had the same error with my WCF service using Net TCP binding, but resolved after starting the below services in my case.
Net.Pipe.Listener.Adapter
Net.TCP.Listener.Adapter
Net.Tcp Port Sharing Service
...
Artificially create a connection timeout error
...sting host but to a port that is blocked by the firewall that simply drops TCP SYN packets. For example, www.google.com:81.
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IISExpress returns a 503 error from remote machines
...
netsh advfirewall firewall add rule name="IISExpressWeb" dir=in protocol=tcp localport=53351 remoteip=any action=allow
set remoteip to any if you want to access you server from outside world if you want to access for local network use localsubnet
start firewall
netsh advfirewall set allprof...
Most useful NLog configurations [closed]
...default-wrapper>
<target name="n1" xsi:type="Network" address="tcp://localhost:4001"/>
<target name="n2" xsi:type="Network" address="tcp://localhost:4002"/>
<target name="n3" xsi:type="Network" address="tcp://localhost:4003"/>
</targets>
</nlog&g...
Wireshark localhost traffic capture [closed]
...lly capture local packets on windows XP due to
the nature of the windows TCP stack. When packets are sent and
received on the same machine they don't seem to cross the network
boundary that wireshark monitors.
However there is a way around this, you can route the local traffic
out via y...
Where are my postgres *.conf files?
...srvname = 'postgres' # (Kerberos only)
#krb_caseins_users = off
# - TCP Keepalives -
# see "man 7 tcp" for details
#tcp_keepalives_idle = 0 # TCP_KEEPIDLE, in seconds;
# 0 selects the system default
#tcp_keepalives_interval = 0 # TCP_KEEPINTVL, in seconds;
...
Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...推荐的Broker角色“人选”，支持订阅发布和队列两种数据传输模式，推荐使用。输入输出支持过滤，改写。Logstash支持多种输出源，可以配置多个输出实现数据的多份复制，也可以输出到Email，File，Tcp，或者作为其它程序的输入...