• Mount the CD image file, mobile hard disk, USB flash disk, windows network share and NFS network share under Linux


    Mount command First, let’s introduce the use of the mount commandmethod, the mount command has a lot of parameters. Here we mainly talk about what we will use today. Command format:      mount [-t vfstype] [-o options] device dir Of which:      1.- T vfstype specifies the filesystemYou usually do not have to specify the […]

  • Revisit the glory of 20 years ago: blue dot Linux 2 0


    In recent days, the IT session has been discussing chips and operating systems. Many people think that the operating system is not so difficult, but in real life, it is always slapping in the face! It’s hard to go to heaven! Why do so many companies around the world play open source? Only red hat […]

  • Installing GD under Linux


    Before installing Gd, you need to install jpeg-6b, libpng, zlib and freetype. The following is the download URL: http://www.libgd.org/DownloadsGD Download ftp://ftp.uu.net/graphics/jpeg/jpegsrc.v6b.tar.gzJPEG Download http://www.libpng.org/pub/png/libpng.htmlPng Download http://www.zlib.net/zlib-1.2.3.tar.gzZlib Download http://www.freetype.org/Freetype Download 1.installzlib tar zxvf zlib-1.2.3.tar.gz cd zlib-1.2.3 ./configure make make install 2.installlibpng tar zxvf libpng-1.2.29.tar.gz cd libpng-1.2.29 cd scripts/ mv makefile.linux ../makefile cd .. make make install Note […]

  • Environment of Linux system jsp: Apache, Tomcat configuration


    1.operationsystem   RedHat Linux 9.0 2. Required software   Apache 2.0.54 Download address   http://apache.freelamp.com/httpd Download the file httpd-2.0.54 tar. gz   Tomcat5.5.9 Download address   http://apache.justdn.org/jakarta/tomcat-5/v5.5.9/bin/ Download the file jakarta-tomcat-5.5.9 tar. gz   Mod_jk 1.2.14 Download address   http://apache.justdn.org/jakarta/tomcat-connectors/jk/source/jk-1.2.14/ Download the file jakarta-tomcat-connectors-1.2.14-src tar. gz   Jdk 1_5_0_04 Download address   http://java.sun.com/j2se/1.5.0/download.jsp Download the file jdk-1_ 5_ 0_ 04-linux-i586-rpm. bin When downloading, save […]

  • Making and recording of ISO image file under Linux system


      1. Verify the MD5 value of the downloaded ISO image: $ md5sum download.iso   2. Burn ISO: 1) Download CDRECORD first: $sudo apt-get install cdrecord 2) Find device (recorder): $CDRECORD — scanbus (this will give a set of numbers like this: 0,0,0) 3) Start recording: $ cdrecord dev=0,0,0 download.iso   3. Verify the MD5 […]

  • Configuring local Yum image source for Linux


    #Mount manually, mount the / dev / sr0 device to the / media directory, and -o ro is in read-only mode mount -o ro /dev/sr0 /media #Configure boot auto mount echo “mount -o ro /dev/sr0 /media” >> /etc/rc.local chmod -x /etc/rc.d/rc.local #View the mount point of the file system df -h #View disc contents ls […]

  • Typical transmission routes of blackmail virus and prevention suggestions


    1、 Typical transmission route of blackmail virus (1) Website hanging horse Users browse websites hung with trojan virus, and the computer system of Internet terminal is likely to be implanted with Trojan horse and infected with blackmail virus. (2) Mail propagation Mail transmission is a common way of virus transmission on the Internet. By using […]

  • 1000 detailed answers to Linux frequently asked questions


    1000 detailed answers to Linux frequently asked questions1、 How to create multi-user Let’s remind you not to use the root user all the time, because the root user issystemHe has supreme power in the world. He is careless Could destroysystem。 For example, we want to delete the file in the / temp directory, but we […]

  • Detailed explanation of Linux mount command


    Linux is an excellent open source operating system, which can run on all kinds of computer systems from large to huge to small to handheld. With the increasing maturity and stability of Linux system and its unique advantages of open source code, Linux has been more and more widely used all over the world. Nowadays, […]

  • How to read and use ISO image file under Linux


    If you copy locally, you can use mountMount filename mountpoint – O loop, filename is the image file name (*. ISO, *. IMG),Use case: if I have a / home / RHEL5 2. ISO CD image file,mkdir /mnt/b mount /home/rhel5. 2. ISO / MNT / B – O loop, so enter the directory / MNT […]

  • Mac disc cannot be exited. How to force the disc to be exited


    After some users use the CD on the Mac, they find that the CD cannot exit. How can we solve this? Since MAC is a suction CD-ROM drive, it will be more troublesome to exit the CD. Now Xiaobian will teach you a method to force you to exit the CD. Mac suction optical drive […]

  • Easy to understand HTTP caching policy


    I wrote the last articleSource code analysis of KOA static, which usesHTTPSet some cache headers for the returned static files, such asCache-ControlOr something. So I discussed it with my friendsHTTPCache policy for: The friend said:“HTTPIt controls the header of the cache(header)Too much. WhatCache-Control,ETag,Last-Modified, a lot of, messy, and the logical relationship between them is not […]