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Sending websocket ping/pong frame from browser

... TCP does not notify of disconnects when RST/FIN packets were not received. TCP only detects dropped connections when a sender attempts to send on a disconnected connection. Pings are used as heartbeats in many applications an...
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How to debug in Django, the good way? [closed]

...e werkzeug debugger does not have tab completion. – Håken Lid Nov 26 '15 at 2:01 If you are debbugging APIs, you coul...
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String comparison: InvariantCultureIgnoreCase vs OrdinalIgnoreCase? [duplicate]

... how does InvariantCultureIgnoreCase behave when he meet ä ? as oppose to OrdinalIgnoreCase ...? – Royi Namir Nov 8 '12 at 14:28 ...
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Change text color based on brightness of the covered background area?

...or to check for brightness. Only images. – Jørgen Skår Fischer Sep 6 '15 at 22:01 1 Hello Jørg...
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How do I URl encode something in Node.js?

...enerally not expected to be used directly." – Simon Hänisch Aug 18 '17 at 1:24 add a comment  |  ...
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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-...
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Minimal web server using netcat

...can respond to the request. A web session should go something like this. TCP session is established. Browser Request Header: GET / HTTP/1.1 Browser Request Header: Host: www.google.com Browser Request Header: \n #Note: Browser is telling Webserver that the request header is complete. Server Respon...
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SET NAMES utf8 in MySQL?

I often see something similar to this below in PHP scripts using MySQL 8 Answers 8 ...
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How to start nginx via different port(other than 80)

...to iptables vi /etc/sysconfig/iptables -A INPUT -m state --state NEW -m tcp -p tcp --dport 81 -j ACCEPT Restart IPtables service iptables restart; Restart the nginx server service nginx restart Access yr nginx server files on port 81 ...
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HttpListener Access Denied

... edited May 8 '19 at 11:58 Håkon K. Olafsen 34177 silver badges2323 bronze badges answered Nov 6 '10 at 21:44 ...