Tài liệu Linux Commands doc

... usseradd bill Quản lý user và group • Xóa tài khoản người dùng – Câu lệnh: deluser hay userdel – Xóa tài khoản thì có thể dùng cách sau: • 1. Xóa bỏ dòng có chứa tài khoản trong tập tin /etc/passwd ... hóa tạm thời tài khoản người dùng thì để dấu * trước trường mật khẩu và đừng sửa đổi bất cứ thông tin gì khác. Quản lý user và group • Dùng chức năng Group – Mỗi tài khoản trong...

Ngày tải lên: 19/01/2014, 19:20

... Qun tr H thng Linux - C bn 1 TÀI LIU ÀO TO QUN TR H THNG LINUX Tài liu này đc biên son theo tài liu ging dy ca Vin Linux (LPI) HÀ ... ngun nhân c. rm linux Mã ngun ca nhân đóng gói di dng gói RPM thng to ra mt liên kt tên là linux- 2-4 • Gii nén mã ngun mi (e.g linux- 2.4.20.tar.bz2) tar xjf linux-...

Ngày tải lên: 13/12/2013, 22:15

... Attia, John Okyere. “Plotting Commands. ” Electronics and Circuit Analysis using MATLAB. Ed. John Okyere Attia Boca Raton: CRC ... operator is using will either display both windows simultaneously or one at a time. The following commands can be used to select and clear the windows: shg - shows graph window any key - brings ... CRC Press LLC © 1999 CRC Press LLC Figure 2.7 P...

Ngày tải lên: 25/12/2013, 22:15

... packets to the LVS router Chapter 1. Linux Virtual Server Overview 8 Linux Virtual Server Administration 5.1 Linux Virtual Server (LVS) for Red Hat Enterprise Linux 5.1 ISBN: N/A Publication date: which ... failover. Chapter 1. Linux Virtual Server Overview 14 Chapter 2, Initial LVS Configuration reviews important post-installation configuration steps you should take before configur...

Ngày tải lên: 10/12/2013, 06:15

... offers a way to issue device-specific commands (like formatting a track of a floppy disk, which is neither reading nor writing). Additionally, a few ioctl commands are recognized by the kernel ... tries to access invalid addresses.[17] [17]The word oops is used as both a noun and a verb by Linux enthusiasts. When you unload the driver without unregistering the major number, recove...

Ngày tải lên: 24/12/2013, 01:17

... Memory Thus far, we have used kmalloc and kfree for the allocation and freeing of memory. The Linux kernel offers a richer set of memory allocation primitives, however. In this chapter we look ... details of memory management in this chapter, but will defer it to "Memory Management in Linux& quot; in Chapter 13, "mmap and DMA". The Real Story of kmalloc The kmalloc all...

Ngày tải lên: 24/12/2013, 01:17

... Although playing with scull and similar toys is a good introduction to the software interface of a Linux device driver, implementing a real device requires hardware. The driver is the abstraction ... picture by showing you how a driver can access I/O ports and I/O memory while being portable across Linux platforms. This chapter continues in the tradition of staying as independent of...

Ngày tải lên: 24/12/2013, 01:17

... interruptis simply a signal that the hardware can send when it wants the processor's attention. Linux handles interrupts in much the same way that it handles signals in user space. For the most ... hardware device isn't enough; a software handler must be configured in the system. If the Linux kernel hasn't been told to expect your interrupt, it will simply acknowledge...

Ngày tải lên: 24/12/2013, 01:17

... portability issues. Modern versions of the Linux kernel are highly portable, running on several very different architectures. Given the multiplatform nature of Linux, drivers intended for serious ... constructs. There are dozens of similar routines; you can see the full list in < ;linux/ byteorder/big_endian.h> and < ;linux/ byteorder/little_endian.h>. After a while, the pat...

Ngày tải lên: 24/12/2013, 01:17

... are defined in < ;linux/ autoconf.h>. You should, however, include < ;linux/ config.h> instead, because the latter is protected from double inclusion, and sources < ;linux/ autoconf.h> ... prepend the file with a compilation command like: gcc -DMODVERSIONS -include /usr/src /linux/ include /linux/ modversions.h After the header is included, whenever the module uses a kern...

Ngày tải lên: 21/01/2014, 07:20