If you need to convert an IP to a range, you’ll need a function that converts an IPv4 value to an integer, then do math on those: require ‘ipaddr’ def ip(string) IPAddr.new(string).to_i end def parse_ip(string) string.split(/\s+\-\s+/).collect { |v| ip(v) } end def ip_range(string) ips = parse_ip(string) ips.last – ips.first + 1 end ip_range(“10.2.3.10 – 10.2.3.15”) … Read more
I am wondering both how the website was able to do this without blocking my IP outright and … By examining all manner of things about your request, some straight-forward and some arcane. Straight-forward items include user-agent headers, cookies, correctly spelling of dynamic URLs. Arcane items include your IP address, the timing of your request, … Read more
Two things that could help: Do not annotate with @ChannelHandler.Sharable if your handler is NOT sharable. This can be misleading. Remove unnecessary state from handlers. In your case you should remove the remoteAddress member variable and ensure that Gson and CarParkPermissionService can be reused and are thread-safe. “Your remote address is embedded” is NOT an … Read more
What you are writing about is always done when you hit some page by your browser 😉 Exactly your computer connects to the web server using HTTP protocol. So I guess that you are looking for something like remote desktop over HTTP? So AFAIK you have two options Write your own web server/client software to … Read more
Make a bash script. LOGIC: Use netstat -natp (filter it through awk/sed to get the ports, then grep it) Then use a simple test to see if the result was empty. Run curl if it was. Put this in a cron job. Simple stuff, really. EDIT: netstat is a utility which will show you all … Read more