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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
...
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...
如何建立一套适合自己的高胜算交易系统 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...焦虑以外，对我们的成功交易没有丝毫的帮助。只要系统显示的是做空信号，哪怕全世界的人都看多，我们也只能做空。严格的按照系统操作才能保证亏损最小化，利润最大化。有一句名言：“一个优秀的操盘手是一个没有观点...
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
...
Will HTML5 allow web apps to make peer-to-peer HTTP connections?
...formed answer:
HTML 5 plans to allow peer to peer connections from javascript, but these connections WILL NOT BE RAW TCP.
The complete spec can be found at http://dev.w3.org/html5/websockets/
jrh
EDIT: with specific reference to peer to peer connections, check out these links:
Regarding peer t...
Emulating a do-while loop in Bash
...is construct on the command line, I wouldn't do it as a one-liner (in a script, specifically) since the intent is unreadable.
– Paused until further notice.
Oct 19 '16 at 19:59
...
I've found my software as cracked download on Internet, what to do?
...ng-and-entering and theft of property to illegal duplication/usage of your IP.
– Lèse majesté
Aug 24 '10 at 2:41
30
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Why do people say that Ruby is slow? [closed]
...in, Nginx, SQLite, MySQL, PostgreSQL, many parsing libraries, RMagick, TCP/IP, etc are C programs used by Ruby. Ruby provides the glue and the business logic.
What are your options as a Ruby
programmer if you want to deal with
this "slowness"?
Switch to a faster language. But that carries...
What is the X-REQUEST-ID http header?
...up the corresponding log statements (without having to rely on timestamps, IPs, etc).
As this ID is generated (randomly) by the client it does not contain any sensitive information, and should thus not violate the user's privacy. As a unique ID is created per request it does also not help with trac...
How to post pictures to instagram using API
...s request.")) {
echo "Request failed, there's a chance that this proxy/ip is blocked";
} else {
if(empty($login[1])) {
echo "Empty response received from the server while trying to login";
} else {
// Decode the array that is returned
$obj ...