all strings with oldchars newchars ).
----------------------------------------------------------------------
Man ls # read help about ls commands
Man ls | grep color # read help about the ls command and use the grep program to find the color string
----------------------------------------------------------------------
Startx # environment for running Linux images
Xfree86 # run only X graphics server
----------------------------------------------------------------------
Reboot # restart
Originaltar zxvf ut6410-android2.1.tgz tar zcvf ut6410-android2.1.tgz ut6410-android2.1/tar--exclude ut6410-android2.1/out-zcvf ut6410-android2.1.tgz ut6410-android2.1/ tar command[[Email protected] ~]# tar [-cxtzjvfppn] files and directories ....Parameters:-C: Create a compressed file parameter directive (the meaning of Create);-x: Unlock the parameter instructi
FreeBSD.
Install the Linux_base package below:
The installation package can be found on the FreeBSD installation CD:
#mount –t Iso9660/dev/acd0c/cdrom
# cd/cdrom/packages
# CD Linux_base
#pkg_add linux_base6.1.tgz
It takes about 10 minutes to install a lot of packages.
If you do not have a CD, you can also install Linux support directly via port
The method is as follows:
Log in as root:
# cd/usr/port/emulators
# CD Linux_base
string. For example, in the following example, type Esc ?, Shell will list all strings that match the input string, and then shell echo command line, according to the name of the list, you can type the name of the file to be input or press the Tab key to complete the extension of the file name. For example:
$ Ls
Document docudrama
$ Cat doc
Document
Docudrama
$ Cat docudrama
[Example] the following is a list of files contained in a directory:
Firebird2.7.
. flock (lockfile, fcntl. LOCK_SH)Model. readall (dirname)
This method takes effect only when all read programs are controlled. Because each time there is only one write Program Activity (the exclusive lock blocks all the shared locks), the scalability of all the methods is limited.Furthermore, we can write-replace the entire directory application. This involves creating a new directory for each update and changing the matching link after the update. For example, the image application maintains
In linux fileinfo extension installation, the following error prompt, what is the meaning (Baidu over, cannot find the answer) [root@AY130324201613791bcaFileinfo-1.0.4] # peclinstallfileinfoWARNING: quot; pearFileinfo quot; isdeprecatedinfavor... when fileinfo extension is installed in linux, the following error message is displayed, indicating what it means (Baidu has passed and cannot find the answer)
[Root @ AY130324201613791bca Fileinfo-1.0.4] #Pecl install fileinfoWARNING: "pear/Fileinfo
First, download svn. The default download path is under the directory of the current operation: wgetpecl. php. netgetsvn-1.0.2.tgz decompress svn: tar-zxfsvn-1.0.1.tgz into svn Directory: cdsvn-1.0.1 and then, run command: usrlocalphp5.5binphpize. configure -- with-php-configusr
First, download svn, the default download path is the current directory of the operation: wget http://pecl.php.net/get/svn-1.0.2.
The simplest way to back up and restore the UbuntuServer system is to compress all the files in the/directory into a compressed package. What is needed is to decompress the package and overwrite it back. First, make sure it is the root user. Run the command to package the files in the/directory. tarcvpzfbackup. tgz -- exclude =/proc -- exclude =/lost + found -- exclude =/backup. tgz -- exclude =/mnt -- excl
Backup and restoration of the Linux operating system will be performed on the Linux operating system in the past two days. after checking some information, we will record the backup and restoration commands: 1. backup: # switch to root [plain] sudosu # enter the system root directory [plain] cd/# run the packaging command [pla... backup and restoration of the Linux operating system will be performed on the Linux operating system in the past two days. after checking some information, we will reco
One way to achieve automatic remote backup in mysql is as follows:
1. log in as root
2. scheduled tasks (automatically executed at every day/usr/bin/mysqlbackup)
Crontab0 :30 ***/usr/bin/mysqlbackup
3. write an automatic backup database script
Vi/usr/bin/mysqlbackup#! /Bin/bashMv/home/.../db_bak5.tgz/home/.../db_bak6.tgzMv/home/.../db_bak4.tgz/home/.../db_bak5.tgzMv/home/.../db_bak3.
used by the archive file. For example, if the tar file contains a file named bar.txt which is included in the foo/directory, extracting Archive files will create the foo/directory in your current working directory, which contains the bar.txt file. Remember that tar does not compress files by default. To create a file that uses tar and bzip to archive and compress, use the-j option: tar-cjvf filename. tbz file. the tar file compressed with bzip2 has the. tbz extension. However, sometimes users u
. bz
Compression: Unknown
---------------------------------------------
. Z
Decompress: uncompress FileName. Z
Compression: compress FileName
. Tar. Z
Decompress: tar Zxvf FileName.tar. Z
Compression: tar Zcvf FileName.tar. Z DirName
---------------------------------------------
. Tgz
Decompress: tar zxvf FileName. tgz
Compression: Unknown
. Tar.
First, the system environment
Software system: vmware6.5 + Fedora 9
Development version: tiny6410
QT Version: qt4.7.0
Compiler: Arm-linux-gcc-4.5.1-v6-vfp-20101103.tgz (tiny6410 comes with)
Second, the development platform to build steps
Copy the arm-linux-gcc-4.5.1-v6-vfp-20101103.tgz to the Fedora directory, such as/tmp, then unzip:CD/tmptar xvzf arm-linux-gcc-4.5. 1-v6-vfp-
language designed to integrate the various features of pure object-oriented programming and functional programming. Runs on top of the Java Virtual Machine JVM, is compatible with existing Java programs, and can invoke Java class libraries. Scala contains compilers and class libraries, which are published as BSD licenses.
2.1. Download
Spark is developed in Scala and installs Scala in each section before installing Spark. Scala's official website is: http://www.scala-lang.org/, download URL: ht
Compile a common PHP extension method ,. Compile the general method of PHP extension, take install swoole extension as an example: Step 1: wgetpecl. php. netgetswoole-1.7.21.tgz (download swoole package file) Step 2: tarzxvfswoole-1.7.21.tgz (decompress compile PHP extension general method,
Take swoole extension installation as an example:
Step 1: wget pecl.php.net/get/swoole-1.7.21.
When installing the FileInfo extension under Linux, what is the meaning of the following error message (hundred spent, can not find the answer)
[ROOT@AY130324201613791BCA fileinfo-1.0.4]# pecl Install FileinfoWARNING: "Pear/fileinfo" is deprecated in favor of "channel://php-src/ext/fileinfo/in PHP sources"Warning:channel "Pear.php.net" have updated its protocols with "Pecl channel-update pear.php.net" to updateDownloading fileinfo-1.0.4.tgz ...Starti
?? StableXML_Util ???????? 1.2.1 ?? Stable
If you do not have the preceding installation packages, first install them. for example, if you have not installed Image_GraphViz and Log, enter the following command:
D: \ APMServ5.2.6 \ PHP> pear install Image_GraphVizD: \ APMServ5.2.6 \ PHP> pear install Log
After the installation is successful, enter the following command:
D: \ APMServ5.2.6 \ PHP> pear upgrade-all
Will upgrade channel: // pear.php.net/archive_tarWill upgrade channel: // pear.
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