Linux

1. Invoke the command using the app name to avoid the path.For example, in the path/usr/local/mobile/php538 built a PHP application, when invoking the PHP command, we need to add a path to access such as/USR/LOCAL/MOBILE/PHP538/BIN/PHP-V, if you

1. Find the VNC RPM package under System files (check if VNC is installed)System File Search methodGo to the root directory (the current directory can be confirmed by PWD, or the root directory)There is a media in the root directory that goes to

1, the disk sector is the smallest physical storage unit, the size is 512bytes2, sector sector composed of cylinder cylinder composition partition partition a partition corresponding to a file system, a file system to mount to the corresponding

last time I made a the linux samba file share, which allows Windows to access the linux shared files directory, Do a shared file in Windows today or use software to make Linux hosts accessible to Windows Shared files and directories. The actual

Install Vmware-tools to implement file sharing between Linux and Win7. Tar xvf vmwaretools*.tar.gz–c/tmp Cd/tmp/vmware-tools-distrib # #有必要给该目录加执行权限 Chmod–r +x *./vmware-install.plYes, and then restart Linux Check the Vmblock,

Linux strace command and linuxstrace command I. Introduction Strace is often used to track system calls and received signals during process execution. In the Linux World, processes cannot directly access hardware devices. When a process needs to

Simple Lftp use steps, lftp use steps One user needs to back up data to storage on Linux, but does not support mounting. Only FTP is supported. Find the FTP Client Lftp to meet your needs. Reference:

How to Use tmpfs in RHEL/CentOS 7.0 Today, let's talk about a file system tmpfs in CentOS 7, which writes all files and folders to the virtual memory instead of actually writing them to the Virtual File System on the disk. This means that all

Getting started with Linux: how to update an expired version of Ubuntu Problem: I have installed the old version of Ubuntu 13.04 (riveting raccoon) on my PC ). When I run "sudo apt-get update" on it, it throws a bunch of "404 Not Found" errors to me,

Three command line tips for Linux Users The Linux world is full of fun. The deeper we get into it, the more interesting things we will find. We will try to provide you with some tips to make you different from others. Below are three tips we have

Getting started with Linux: Installing the Unity Tweak Tool in Ubuntu Problem: I tried to customize the desktop for the newly installed Ubuntu. I want to use the Unity Tweak Tool. How can I install the Unity Tweak Tool on Ubuntu? Unity Tweak Tool is

Linux iptables: Rule Composition Linux iptables: Rule principles and basics describes the four-table and five-chain links of iptables, which are the mount points through which packets at different network layers will pass, which table can be used to

CentOS command line IP address Modification 1. Modify the IP address of CentOSModify the configuration file of the corresponding Nic IP address. If only one Nic is eth0, and so on# Vi/etc/sysconfig/network-scripts/ifcfg-eth0Modify the following

Set network connection after CentOS Installation A CentOS virtual machine was installed in Windows 7. Since it was the smallest installation at that time, many software, such as gcc, were unavailable. If you want to install the SDK through the

Build an NTP server in Centos 5.5 1. ntp (network time protocol) is a network protocol used to synchronize computer clocks. It can synchronize time between computers and other servers or clock sources. Time Information is transmitted over UDP port 12

Add epel and elRepo sources to Centos7 and mount the hard disk automatically Ps: EPEL and el yum sources are stable third-party yum installation sources, which are also frequently used by me. They are also available based on CentOS/RHEL7.x. First

Common User crontab task not executed Today, in linux, the crontab task of common users is not executed. I have searched a lot on the Internet. I 'd like to add the following content before the executed script. If [-f ~ /. Bash_profile];Then.~ /.

Lighttpd cannot be started. libssl. so.4 & amp; libcrypto. so.4 is missing The error log of lighttd is in log/out_lighttpd. When lighttd cannot be started, the cause is described in the file. Today's error is:Error while loading shared libraries:

Gprof and oprofiling performance testing tools in Linux, gprofoprofiling I. Introduction Sometimes, we pay special attention to program performance, especially the underlying software, such as drivers and OS. In order to better optimize the program

Build a Scalable Distributed Transaction Queue Based on HBase A Real-time stream processing framework usually requires two infrastructures: processor and queue. The processor reads the event from the queue and executes the user's processing code. To