1. Wipe the laser head with a dry swab
Press the eject key of the optical drive to open the optical drive. Gently wipe the lens of the laser head with a cotton ball or cotton swab. Even if not for a long time, due to the internal ash of the notebook, the optical drive lens will accumulate a lot of dust, in the CD-ROM tray with the finger strokes, fingertips will be stained with dust.
2. Clean the laser he
Specific steps to operate:
The Win7 flagship ISO system files downloaded from the Internet will be deposited to D disk. (Latest Windows7 system download address: http://www.xitonghome.com/soft/html/list1-1.html)
Second, download virtual optical drive from the Internet, open the installation in the taskbar right notification area to display the "Virtual Daemon Manager" icon, in My Computer window display Virtual CD drive letter.
Three, right click t
GCC is a GNU compiler suite that needs to be installed on a network with simple installation, but no network can install GCC? In fact, it is possible, the following small series to introduce the Linux without network installation GCC technology, together to understand the next bar.
Installing GCC in the event of a network requires only one instruction: Yum install gcc How do I install GCC without a network? Although there is no network, you need an installation
, otherwise you will not be able to create the/boot and/mount points during the installation of the CentOS process). this is because a hard disk can have 1 to 3 primary partitions and an extended partition, or it can have only primary partitions and no extended partitions, but the primary partition must be at least 1, the extended partition is at most 1, and the primary partition + extended partition cannot exceed 4, the logical partitions can have se
, mounting read-onlyThis means that the disc can only be mounted as read-only permission and is understood as a hint. Actually the disc has been mounted successfully. Just look in the/mnt/cdrom.6. Unmount the disc, theLinux system to remove the disc to be properly uninstalled to take outCommand: Umonut device file name or mount pointUninstall when you want to exit the CD directory in order to uninstall.Mount USB Drive1. After inserting the USB drive,
Introduction of experimental environment
Create a new two virtual machine using VMware Workstation, install CentOS release 6.4 (Final) x86_64
The iptables and SELinux of both hosts have been closed.
CentOS1 plan to install Yum Data Warehouse IP as 192.168.80.3
CentOS2 plan acts as a client IP for 192.168.80.4
Build local yum server via CD-ROM
This experiment program through VSFTP to act as Yum Data Wa
Sometimes you can't get on the net, or you can work in a ghost place where the Internet is down and restricted. But you need to pack a package for your server.This time, you might as well use the installation disk! As follows:It's the same as when you use Yum with Redhat.The steps are as follows:1, plug in the CD or USB, in short, your installation media.2. Mount it Upmount/dev/sdc1/media/3. Put the repo fi
, which is actually the mount point that was prompted at the time of installation.3. The third item is the so-called local filesystem, which contains the following formats: ext, ext2, MSDOS, iso9660, NFS, swap, etc., or ext2, as in the example above, can be found in the/prco/filesystems description.4. The fourth item is the state you want to set when you mount, such as RO (read-only) or defaults (including other parameters such as RW, suid, exec, auto
Hard disk installation Windows 2008 System methods1, first to download the ISO image file. Load the Win2008 image file and copy all of the files to the hard disk, such as D:\win2008.2, the win2008 inside the "bootmgr" and "boot" folder are copied to the C disk directory,And in the C packing directory to build a sources folder, the D:\win2008\sources under the Boot.win copy to the C drive under the Sources folder.3, if the C drive is not in NTFS format
1. Install disc (folder does not exist, create)Mount-t Auto/dev/cdrom/mnt/cdrom2. Change index file, specify read local fileVi/etc/yum.repos.d/centos-media.repoFor node BaseURL add file:///mnt/cdrom/3. Install with yum (install OpenSSL 32-bit version number)Yum--disablerepo=*--enablerepo=c6-media Install openssl-devel-1.0.0-20.el6_2.5.i686.rpmYou can also access the folder/mnt/cdrom/packages Force installationRPM-IVH glibc-devel-2.12-1.80.el6.i686.rpm
Generally for mirror files, if the use of WinRAR to face the ISO file, in fact, there is the process of decompression, if it is a large file, it will have to wait for a long time. So we are using the virtual optical drive software to install. But since we have win8, we don't have to find a virtual CD-ROM to install the software, because the WIN8 is already built.
1, we can the ISO and other mirrored files
1, first we confirm that the Windows XP system installation files on that disk, we assume that the installation file in C, and then use the key combination (Win key +r) Open the Run window, and enter "regedit" and then click the "OK" button to open the Registry Editor, as shown in the following figure:
2, in the Registry Editor window expand Hkey_local_machinesoftwaremicrosoftwindowscurrentversionsetup Primary Key, find Cdinstall on the right and double-click to open its Modified key val
In Windows7, many discs are not recognizable and open. This problem is caused by a feature in Windows that can cause you to not be able to browse the open disc directory, load the Autorun program or play the media file automatically, and disable this feature to resolve the problem if it is not available. This problem is especially serious for discs that you burn. Or the optical drive does not read the disk, double-click the letter tip: Please insert a CD
How to prevent XP system CD-ROM from ejecting without reason
Method/Step
1, press the "Win+r" key combination to open the run input "regedit" press "OK" to open the Registry Editor.
2, positioning to Hkey_current_usersoftwaremicrosoftwindowscurrentvrsionpolicesexplorer "NoDriveTypeAutoRun" under the project.
3, the project backup and then modif
U disk installation Ubuntu Server 14.041: Download the ISO image file for Ubuntu Server142: Download UltraISO u disk image making tool;3: Use Ultra IOS to write the downloaded ISO system image file to the USB flash drive;Write mode: http://jingyan.baidu.com/article/59703552e0a6e18fc007409f.html4: After the write is successful, copy the iOS image to the U packing directory for the next copy5: Use the USB stick to start the computer and start the instal
The classic example of HTML 5+CSS 3 web design (with 1 CD CDs) is divided into 18 chapters, covering all aspects of HTML 5 and CSS3 technical knowledge.The main content includes an overview of HTML 5, the difference between HTML 5 and HTML 4, the structure of HTML 5, canvas drawing capabilities, video and audio applications on the Web, form applications, new file applications, geo-location information proce
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