How can I convert MP4 video to MP3 audio with WSL (Windows Subsystem for Linux)?
1 | bash -c 'ffmpeg -i fich.mp4 -acodec libmp3lame audio.mp3' |
Crear una comunicación entre un cliente en PowerShell de Windows y un servidor en Node.js utilizando TCP/IP
Servidor en Node.js
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | var net = require('net'); var HOST = '127.0.0.1'; var PORT = 6969; // Create a server instance, and chain the listen function to it // The function passed to net.createServer() becomes the event handler for the 'connection' event // The sock object the callback function receives UNIQUE for each connection net.createServer(function(sock) { // We have a connection - a socket object is assigned to the connection automatically console.log('CONNECTED: ' + sock.remoteAddress +':'+ sock.remotePort); // Add a 'data' event handler to this instance of socket sock.on('data', function(data) { console.log('DATA ' + sock.remoteAddress + ': ' + data); // Write the data back to the socket, the client will receive it as data from the server sock.write('You said "' + data + '"'); }); // Add a 'close' event handler to this instance of socket sock.on('close', function(data) { console.log('CLOSED: ' + sock.remoteAddress +' '+ sock.remotePort); }); }).listen(PORT, HOST); console.log('Server listening on ' + HOST +':'+ PORT); |
Cliente en PowerShell
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | ##Client $port=6969 $TcpClient=New-Object System.Net.Sockets.TcpClient([IPAddress]::Loopback, $port) $GetStream = $TcpClient.GetStream() $StreamWriter = New-Object System.IO.StreamWriter $GetStream $positions='Hi' $StreamWriter.Write($positions) $StreamWriter.Dispose() $GetStream.Dispose() $TcpClient.Dispose() |