Linux

Problem:(GDB) ListNo symbol table is read. Please use the "file" command.In fact, it is relatively clear that the executable file does not have a symbol table, why there is no symbol table, because the symbol table is actually used in the

Compress unzip commandTo understand the centralized compression and decompression commands. Gz.zip (oldest)gzip [file]CompressionGzip/tmp/wenjian2UnzipGunzip/tmp/wenjian2.gzAlmost 5 times times the size of the compression ratio to be amazingGzip can

1. Built-in command: The command that comes with the shell program, the most common CD, PWD and so on.Use the type command to see which of the commands are, such as:#type CDCD is a shell builtin ———— > see this prompt, stating that this command is

今天用VMware Workstation11时，出现了个“难题”，在选择了系统盘后（我用iso镜像centos6.5）VMware会提示快速安装，安装后系统是英文版，而且找不到系统设置中的Language选项。最后总结一下，主要是因为没有注意软件底部的提示。选择语言如所示：Updated Yum Source, there are many tutorials online:After installing CentOS, it is generally necessary to

This article transferred from: Http://www.blogjava.net/bacoo/archive/2012/06/11/380500.htmlConsiderations for High concurrency network applications under LinuxVi/etc/sysctl.conf, add the following:Net.ipv4.tcp_tw_reuse=1 #表示开启重用. Allows time-wait

Content Summary:1. Several commands related to the directorymkdir Follow-p optionRmDir also has a-p optionRm-r-F Two common optionsCp-r for catalogs, sometimes we use/BIN/CPMV Rename or move, sometimes we use/BIN/MV, when we are in the MV directory,

Set grub Password in CentOS6.6 There are three methods to set the grub Password: 1. Set the plaintext Password Edit the grub configuration file # vi/etc/grub. conf Open it and enter it in the next line of hiddenmenu. Password = 123456 Save and exit.

CentOS system time setting and network synchronization The newly installed CentOS system server may be set incorrectly. You need to adjust the time zone and adjust the time as follows: The CentOS system uses NTP to synchronize data from a time

How to Set progress bar not displayed when CentOS starts the system Test version: Centos6.6 Edit the grub STARTUP configuration file: # Vi/boot/grub. conf or/etc/grub. conf soft connection file. The content of the two files is the same. Delete

Three methods for configuring IP addresses in CentOS 6.5 under vmvm Experimental software environment: Virtual Machine Vmware Workstation10.0, CentOS 6.5 32-bit client windows 7 1. automatically obtain the IP address The virtual machine uses the

Spacewalk installation update Delete Software Package After the operations in the previous two articles, we can use Spacewalk to install the system. However, in actual scenarios, we often need to use Spacewalk to manage software packages. For

Playing PCM audio in mono in Linux Test environment: Ubuntu 14.04 MonoDevelop CodeBlocks 1. Create a shared library) The audio playing library in Linux, alsa-lib, is used here. Alsa is an open-source project in linux. Its full name is Advanced Linux

Compile and install programs through source code in Linux This article briefly records how to install programs through the source code in Linux and related knowledge. (Do not spray ^_^) I. Components of the program In Linux, most programs are

Add yum source in CentOS 7 In RedHat, there are two major distribution: RHEL (Red Hat Enterprise Linux) and Fedora. the former is mainly used by servers, its advantages are stability, and its disadvantages are the old ones. The latter is used by the

CentOS 6.6 permanent DNS address modification method CentOS 6.6 permanent DNS address modification method 1. Configure the IP address file/etc/sysconfig/network-scripts/ifcfg-eth0Add a rowDNS1 = 8.8.8.8 # manually add a dns address;The address of

Implementation of SOAP calls in the WSDL in PHP5I. Basic Concepts Simple Object Access Protocol (SOAP) is a Simple Protocol for exchanging information in a distributed or distributed environment. It is an XML-based Protocol that consists of four

How to use the Online reconfiguration of the Zorka Monitoring Platform On this page of Zorka, the basic functions of its Online reconfiguration are introduced. To put it simply, this feature allows you to reload the configuration file and plug in

Configure a syslog server on Linux A syslog server can be used as a log monitoring center in a network. All facilities that can send logs over the network (including Linux or Windows servers, routers, switches, and other hosts) you can send logs to

Mahout case study -- Dating Recommender System Software Version: Hadoop: 2.6.0; Mahout: 1.0 (self-compiled, only two jar files are used); Spring: 4.0.2; Struts: 2.3; Hibernate: 4.3; jQuery EasyUI: 1.3.6; MySql: 5.6; browser: chrome; MyEclipse: 10.0;

Install and configure Nginx in Linux Describes how to install and configure Nginx in Linux. 1. Download Nginx from the official Nginx website. The latest stable version is 1.6.2. 2. Upload the downloaded Nginx to the/opt/nginx directory. Run