What is Core

Hi all: There is a file named core in my home directory. Could anyone tell me what does the file do? THANK YOU. David Sheng === ÊÖ»úºÅÂëÊǵçÓÊ£¬´Ó´Ë½»·Ñ²»ÓóһºÅÔÚÊÖ¡°ËæÉíÓÊ¡± ¡ª¡ª 163¡°ËæÉíÓÊ¡±ÊÖ»úÓÊÏä ¡ª¡ª ¡ò ÊÖ»úºÅ

a problem from SY

Hi,all: I've got a big problem. Every time I shut down my RH Linux7.1 system, I can always see this prompt: Unmounting proc file system: umount:/proc:device is busy [FAILED] What does it mean? Besides, when I was starting linux system, the computer told me: Can not mount swap...[FAILED] Invalid

a problem with KDE

Hi all: I have some problems when I quit from KDE. I don't know the meaning of the following prompt when I close KDE: Xlib: extension "RENDER" missing on display ":0.0". Besides, when I shut down the Linux system, I can see the message: Unmounting proc file system: umount: /proc: device

installing wine

Hi,all: I am a new user of Wine. I can't install Wine. When I have used rpm to install the Wine package, I can't find the file ".../tools/wineinstall" mentioned in README. Could anyone tell me where I can find it to install Wine? THANK YOU

About "mount"

Hi, all: I want to read Dos or Windows98 files in Red Hat Linux 7.1. but I didn't "mount" the necessary block devices. Now, I even can't see the files in the Dos partitions of my hard disk. Could anyone tell me how to "mount" my dos partitions to RH Linux? Thank you!