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- What exactly is Socket - Stack Overflow
A server runs on a specific computer and has a socket that is bound to a specific port number The server just waits, listening to the socket for a client to make a connection request When the server accepts the connection, it gets a new socket bound to the same local port and also has its remote endpoint set to the address and port of the client
- What is the difference between a port and a socket?
A socket is a special type of file handle which is used by a process to request network services from the operating system A socket address is the triple: {protocol, local-address, local-process} where the local process is identified by a port number In the TCP IP suite, for example: {tcp, 193 44 234 3, 12345}
- Basic Python client socket example - Stack Overflow
import socket clientsocket = socket socket(socket AF_INET, socket SOCK_STREAM) clientsocket connect(('localhost', 8089)) clientsocket send('hello') First run the SocketServer py, and make sure the server is ready to listen receive sth; Then the client send info to the server; After the server received sth, it terminates
- Python socket. error: [Errno 111] Connection refused
The problem obviously was (as you figured it out) that port 36250 wasn't open on the server side at the time you tried to connect (hence connection refused)
- difference between socket programming and Http programming
Socket Connection Socket is used to transport data between systems It simply connects two systems together, an IP address is the address of the machine over an IP based network With socket connection you can design your own protocol for network connection between two systems
- Socket and file descriptors - Stack Overflow
There is no difference between a socket (descriptor) and a file descriptor(s) A socket is just a special form of a file For example, you can use the syscalls used on file descriptors, read() and write(), on socket descriptors ssize_t send(int sockfd, const void *buf, size_t len, int flags);
- networking - What is a socket? - Unix Linux Stack Exchange
A socket is a pseudo-file that represents a network connection Once a socket has been created (identifying the other host and port), writes to that socket are turned into network packets that get sent out, and data received from the network can be read from the socket Sockets are similar to pipes Both look like files to the programs using them
- Difference between socket and websocket? - Stack Overflow
Hence if you want to use Socket IO on the server end you must also use their client code and objects You can't easily make raw WebSocket connections to a socket io server as you'd have to emulate their message protocol
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