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What is the difference between active and passive FTP?
...ent and server, the command and data channels, which are actually separate TCP connections.
The command channel is for commands and responses while the data channel is for actually transferring files.
This separation of command information and data into separate channels a nifty way of being able ...
How to resolve “Waiting for Debugger” message?
... 16 and platform-tools' 10.
Update.
I found that it is the problem of my TCP/IP configuration. The debugger can't be connected when i assign a static IP address(for access to internet).
So every time when the debugger is unable to connect, I always do the following steps:
1.close current eclips...
DendritasMqtt 拓展：用于 websocket 的Mqtt扩展 - App Inventor 2 拓展 - ...
...免费版本。这个拓展感觉应该是原始版本，支持原生的TCP协议，用最新版本即可：https://www.fun123.cn/reference/iot/MQTT.html
请自行通过demo研究。
参考来源：https://community.appinventor.mi ... -with-service/14365
https://groups.google.com/...
Configure Flask dev server to be visible across the network
...sing command - sudo firewall-cmd --zone=public --permanent --add-port=5000/tcp followed by sudo firewall-cmd --reload. then, run the flask app as - flask run --host=0.0.0.0
– Pintu Kumar
Jul 24 '18 at 6:08
...
Vagrant reverse port forwarding?
...ning netstat -lt on vagrant VM and taking a note on the following lines:
tcp 0 0 localhost:52698 *:* LISTEN
tcp6 0 0 ip6-localhost:52698 [::]:* LISTEN
share
...
node and Error: EMFILE, too many open files
.../OFF NODE NAME
...
nodejs 12211 root 1012u IPv4 151317015 0t0 TCP 10.101.42.209:40371->54.236.3.170:80 (ESTABLISHED)
nodejs 12211 root 1013u IPv4 151279902 0t0 TCP 10.101.42.209:43656->54.236.3.172:80 (ESTABLISHED)
nodejs 12211 root 1014u IPv4 151317016 0t...
C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...
MemoryStream类主要用于操作内存中的数据。比如说网络中传输数据时可以用流的形式，当我们收到这些流数据时就可以声明MemoryStream类来存储并且处理它们。
MemoryStream操作字符串：
string str = "Hi!你好！";
byte[] array = Encoding.UTF8...
How to activate JMX on my JVM for access with jconsole?
... something like
this:
01 Oct 2008 2:16:22 PM sun.rmi.transport. customer .TCPTransport$AcceptLoop executeAcceptLoop
WARNING: RMI TCP Accept-0: accept loop for ServerSocket[addr=0.0.0.0/0.0.0.0,port=0,localport=37278] throws
java.io.IOException: The server sockets created using the LocalRMIServerSoc...
How to connect to Mysql Server inside VirtualBox Vagrant?
...SH key file.
To connect with MySQL Workbench
Connection method
Standard TCP/IP over SSH
SSH
Hostname: 127.0.0.1:2222 (forwarded SSH port)
Username: vagrant
Password: (do not use)
SSH Key File: C:\vagrantpath\puphpet\files\dot\ssh\insecure_private_key
(Locate your insercure_private...
C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...truct sockaddr_in serverAddr;
s = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
if(s==-1){
fprintf(stderr,"create socket failed./n");
return -1;
}
bzero(&serverAddr,sizeof(struct sockaddr_in));
serverAddr.sin_family = AF_INET;
serverAddr.sin_port = htons(port);
serverAdd...