| [ | |
| { | |
| "name": "Afghanistan", | |
| "dial_code": "+93", | |
| "code": "AF" | |
| }, | |
| { | |
| "name": "Aland Islands", | |
| "dial_code": "+358", | |
| "code": "AX" |
| #PostgreSQL Essential Commands Guide | |
| Quick Database Backup | |
| -------------------- | |
| sudo su - postgres | |
| pg_dump database_name > /tmp/backup.sql | |
| User Management | |
| -------------- |
Minimal example: transcode from MP3 to WMA:
ffmpeg -i input.mp3 output.wma
You can get the list of supported formats with:
ffmpeg -formats
Convert WAV to MP3, mix down to mono (use 1 audio channel), set bit rate to 64 kbps and sample rate to 22050 Hz:
