大约有 1,400 项符合查询结果(耗时:0.0092秒) [XML]

https://bbs.tsingfun.com/thread-1621-1-1.html 

Arduino控制RGB三色LED灯实验、程序代码、连线图、仿真 - 创客硬件开发 - ...

...对Arudino UNO板子中带有"~"的3、5、6、9、10、11数字端口写入一个模拟值,通知高电平与低电平持续时间的比值控制LED的亮度变化或者电机的转速。例如:欲使得内置的Arudino UNO 中的led亮度变为原来的一般,编写analogWrite (13,...
https://stackoverflow.com/ques... 

What is the most accurate way to retrieve a user's correct IP address in PHP?

I know there are a plethora of $_SERVER variables headers available for IP address retrieval. I was wondering if there is a general consensus as to how to most accurately retrieve a user's real IP address (well knowing no method is perfect) using said variables? ...
https://stackoverflow.com/ques... 

Getting visitors country from their IP

I want to get visitors country via their IP... Right now I'm using this ( http://api.hostip.info/country.php?ip= ...... ) 2...
https://stackoverflow.com/ques... 

How do I get user IP address in django?

How do I get user's IP in django? 11 Answers 11 ...
https://stackoverflow.com/ques... 

Pointer to pointer clarification

...an address, it returns the object at that memory address. So when you do *ipp = ip2, what you are doing is *ipp get the object at the address held in ipp which is ip1 and then assign to ip1 the value stored in ip2, which is the address of j. Simply & --> Address of * --> Value at ...
https://stackoverflow.com/ques... 

Get the client IP address using PHP [duplicate]

I want to get the client IP address who uses my website. I am using the PHP $_SERVER superglobal: 5 Answers ...
https://www.fun123.cn/referenc... 

数据存储组件 · App Inventor 2 中文网

...以设置和运行自己的服务器。 设置服务地址属性和服务端口属性以访问您自己的服务器。 属性 项目编号 获取此云数据库项目的编号。 服务端口 要使用的Redis服务器端口,默认为6381。 服务地址 用...
https://stackoverflow.com/ques... 

How to validate IP address in Python? [duplicate]

What's the best way to validate that an IP entered by the user is valid? It comes in as a string. 11 Answers ...
https://stackoverflow.com/ques... 

How can I get the client's IP address in ASP.NET MVC?

...ler { public ActionResult Index() { string ip = Request.UserHostAddress; ... } } } Example: From within a helper class: using System.Web; namespace Mvc.Helpers { public static class HelperClass { public static string GetIPH...
https://www.tsingfun.com/it/tech/1140.html 

通过API获取IP信息、IP归属地 - 更多技术 - 清泛网 - 专注C/C++及内核技术

通过API获取IP信息、IP归属地开发网站时有时需要获取用户IP地址相应的归属地信息,如ip所属区域、运营商等。一般采取调用第三方api的方式来获取ip信息,本文对常用的api做一个总结。一、淘宝API接口:http://ip.taobao.com/service/get...