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How do I check for a network connection?
...formation.NetworkInterface.GetIsNetworkAvailable()
To monitor changes in IP address or changes in network availability use the events from the NetworkChange class:
System.Net.NetworkInformation.NetworkChange.NetworkAvailabilityChanged
System.Net.NetworkInformation.NetworkChange.NetworkAddressChan...
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...的繁忙程度。因此，我们需要一个任务分配系统，其还能监控各个服务器的负载情况。
任务分配服务器有一些难点：
负载情况比较复杂。什么叫忙？是CPU高？还是磁盘I/O高？还是内存使用高？还是并发高？还是内存换页率高...
How to change webservice url endpoint?
...erated a web-service client using JBoss utils (JAX-WS compatible)
using Eclipse 'web service client from a wsdl'.
4 Answers...
__FILE__, __LINE__, and __FUNCTION__ usage in C++
...
I use them all the time. The only thing I worry about is giving away IP in log files. If your function names are really good you might be making a trade secret easier to uncover. It's sort of like shipping with debug symbols, only more difficult to find things. In 99.999% of the cases nothing ...
Parsing IPv6 extension headers containing unknown extensions
I'm writing a very simple net filter, and getting to where I want to parse IPv6 headers to match things like ICMPv6 types, TCP/UDP port numbers, etc.
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How to provide user name and password when connecting to a network share
...etAddConnection2. I prefer the latter, as I sometimes need to maintain multiple credentials for different locations. I wrap it into an IDisposable and call WNetCancelConnection2 to remove the creds afterwards (avoiding the multiple usernames error):
using (new NetworkConnection(@"\\server\read", re...
gunicorn autoreload on source change
... If you do, Bryan Helmig's approach is better even though it requires the pipable package, watchdog.
– hobs
Dec 19 '13 at 18:10
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Push Notifications in Android Platform
...s it keep a socket open at all times? How does it notify the server if its ip address has changed? Would appreciate it if you could shed some light on this. Cheers Naren
– Naren
Nov 5 '09 at 6:14
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What ports does RabbitMQ use?
...:
eric@dev ~$ sudo lsof -i | grep beam
beam.smp 21216 rabbitmq 17u IPv4 33148214 0t0 TCP *:55672 (LISTEN)
beam.smp 21216 rabbitmq 18u IPv4 33148219 0t0 TCP *:15672 (LISTEN)
use nmap from a different machine, find out if 5672 is open:
sudo nmap -p 5672 10.0.1.71
Starting...
How to display unique records from a has_many through relationship?
... the best way to display unique records from a has_many, through relationship in Rails3.
4 Answers
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