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TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，那是IP层上的事。但是有源端口和目标端口。
一个TCP连接需要四个元组来表示是同一个连接（src_ip, src_port, dst_ip, dst_port）准确说是五元组，还有一个是协议。但因为这里只是说TCP协议，所以，这里我只说四元组。
注意上图...
mac如何远程连接windows系统？类似Windows的mstsc？ - 开源 & Github - 清...
mac如何远程连接windows系统？类似Windows的mstsc？Remote Desktop Connection for mac 是 Office for Mac 2011 组件之一，微软官方网站上提供单独的免费下载，它可以让你Mac设备用...Remote Desktop Connection for mac 是 Office for Mac 2011 组件之一，微软官方...
[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...
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From the app side I have a text box that is sending the string to ESP32, all working except when I try to send strings over 23bytes. Ok, I read some topics here and tried to apply those solutions but no success yet.
From my ESP32 firmware I wrote:
BLEDevice::init("Monitor3");
BLEDevice::setMTU(128...
static linking only some libraries
...tion to gcc the behavior is to only link static libraries and exit with an error if no static library can be found, even if there is an appropriate dynamic library.
Another option, which I have on several occasions wished gcc had, is what I call -mostly-static and is essentially the opposite of -dy...
“媒”出路？如今“媒体+行业”创业机会多得是 - 资讯 - 清泛网 - 专注C/C+...
...路？如今“媒体+行业”创业机会多得是行业新媒体作为连接器，将行业从业者和资源吸聚到一个平台上，并吸引风险投资，让行业通过自己的平台与资本建立连接，打通资本与行业的连接，进而对行业领域进行风险投资，实现...
capturing self strongly in this block is likely to lead to a retain cycle
...ce: you're not wrong. I interpreted the question to be primarily about the error Xcode presents ("How can I avoid this warning in xcode"), rather than about the actual presence of a retain cycle. You're correct in saying no retain cycle is evident just from the snippet OP provided.
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HTTPKeepAlive，开启还是关闭 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...百科里称为「HTTP Persistent Connection」，说白了就是复用HTTP连接，如此一来理论上客户端的用户体验...所谓「HTTP Keep-Alive」，在维基百科里称为「HTTP Persistent Connection」，说白了就是复用HTTP连接，如此一来理论上客户端的用户体验...
Travel/Hotel API's? [closed]
...ess, a partner must submit some information on why one needs the data. The HC team will review it and then (maybe) will grant access.
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BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...异步非阻塞的AIO。一、BIO在JDK1 4出来之前，我们建立网络连接的时候采用BIO模式 IO的方式通常分为几种，同步阻塞的BIO、同步非阻塞的NIO、异步非阻塞的AIO。
一、BIO
在JDK1.4出来之前，我们建立网络连接的时候采用BIO模式，...
How do exceptions work (behind the scenes) in c++
...the handlers when an exception is thrown. If you use exceptions instead of error codes, and an error is rare, it can be faster, since you do not have the overhead of testing for errors anymore.
In case you want more information, in particular what all the __cxa_ functions do, see the original speci...