1. What is Virtual File Descriptor? The virtual file descriptor is a layer between the PostgreSQL and the real file descriptor returned by the operating system. When the PostgreSQL uses the open() ...

Have you ever wanted to read a file one line at a time in a shell script and found the task to be a lot more trouble than you ever imagined? If you use a “for line ...

Get Next Line (GNL) is a versatile and efficient function designed to read lines from a file descriptor. It provides a robust and convenient solution for extracting data from files, making it an ...

Last week’s column looked at how we can read from and write to files by associated the files with user-defined file descriptors. This week, we take this idea a bit further. Closing File Descriptors In ...

A temporary reference (typically a number) assigned by the operating system to a file that an application has asked it to open. The handle is used throughout the session to access the file. In the ...

Hello<BR><BR>What follows is a description of a problem I used to have when running FreeBSD 5.0 and 5.1. I am not running FreeBSD right now, but I am considering going back to it but I need to figure ...

I am a bit new to socket programming, but I am working on making a server for educational purposes. Everything works great, have multiple connections. The problem comes when I ctrl X one of the ...