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Get the client's IP address in socket.io
When using socket.IO in a Node.js server, is there an easy way to get the IP address of an incoming connection? I know you can get it from a standard HTTP connection, but socket.io is a bit of a different beast.
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App Inventor 2 串口调试 App 全方案技术调研 - App应用开发 - 清泛IT社区，为创新赋能！
...点：需要额外硬件（ESP30-50元）；需要写固件代码；引入网络延迟（约5-20ms）
推荐度：★★★ 适合 IoT 项目
方案6：TCP/UDP 网络串口
手机 --WiFi-- 串口服务器 --RS232/RS485-- 工业设备
优点：适合工业场景（RS232/RS485）；通信距...
How can I access my localhost from my Android device?
...ected to the same WiFi (or any other local network), then use your desktop IP address assigned by the router (not localhost and not 127.0.0.1).
To find out the IP address of your desktop:
type into the command line ipconfig (Windows) or ifconfig (Unix)
on Linux the one-liner ifconfig | grep ...
数据存储组件 · App Inventor 2 中文网
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数据存储组件
目录：
云数据库
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文件管...
Which MySQL datatype to use for an IP address? [duplicate]
I want to get the IP address from $_SERVER['REMOTE_ADDR'] and some other $_SERVER variables, which datatype is the right one for this?
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Why am I getting “Cannot Connect to Server - A network-related or instance-specific error”?
... ascertain if your server is included in your network list.
Enable TCP/IP in SQL Server Configuration
When two or more SQL Servers are connected across network they do all communication using TCP/IP. The default port of SQL Server installation is 1433. This port can be changed through SQL S...
Vagrant reverse port forwarding?
...ing accounting for vagrant's potentially differente config if you have multiple vagrant setup: vagrant ssh-config | ssh -F /dev/stdin $BOX -R $PORT_VM:localhost:$PORT -N
– ibizaman
Nov 11 '15 at 10:36
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Connection to SQL Server Works Sometimes
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It turned out that TCP/IP was enabled for the IPv4 address, but not for the IPv6 address, of THESERVER.
Apparently some connection attempts ended up using IPv4 and others used IPv6.
Enabling TCP/IP for both IP versions resolved the issue.
The fa...
【教学】AppInventor2人工智能应用：Personal Image Classifier (PIC) Tool...
繁体中文原文：https://blog.cavedu.com/2019/08/27/app-inventor-image-classifier/
[color=var(--fs-experimental-link-color)][color=var(--fs-color-primary)]27
[size=0.8em]8 月
MIT App Inventor 團隊蠻早就發佈了 [color=var(--fs-experimental-link-color)]look extension，概念上...
How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
...erstand the basics of how ports work. However, what I don't get is how multiple clients can simultaneously connect to say port 80. I know each client has a unique (for their machine) port. Does the server reply back from an available port to the client, and simply state the reply came from 80? How d...