phase
Error while loading shared libraries:libboost_system.so.1.54.0:cannot open shared object File:no such File or directory
The following can be resolved:1) Add environment variable: ld_library_path=/usr/local/libThe way to add Eclipse is to click: Run/Run Configuration/environment/new. Then add the above variables and variable values as shown below.Attention:If you want to execute the command on the terminal, you need to export to the ~/.bash_profile file. Of course, if you ad
How to solve the problem of full bandwidth caused by linux virus recording
Case Description
In the morning, I received a call from the IDC, saying that an IP address of our network segment is constantly sending packets to the outside. It should be attacked. The specific IP address is unknown. Let's check it.
Rational Analysis and Solutions
First, we need to determine which machine's Nic is sending packets t
The root disk is full, often caused by the. Log log, and the first thought is to look for large log files1. Find finds files larger than 800M under rootFind/-size +800m-exec ls-lh {} \;Locate the large log file that was shut down, or change to a different disk.2, if found after finding no large files, there may be a process that takes up the file is not closedYou can find files and process information that has been emptied or deleted, but not freed, b
1. Use the full name of the package when installing and upgrading, and query the package name when uninstalling2, RPM Package installationThe above--nodeps can only be used when doing experiments! Because if it is written, if this package really depends on other packages, even if the RPM package is installed, it is not available!3. RPM Package UpgradeStrictly case-sensitive in Linux4, RPM Package unloadingNote: The CD-ROM installation must be mounted
administrator mailbox(1) First modify the local send-mail configuration file to all:(2) Restart mail ServiceSystemctl restart Postfix(3) Send mail to admin-S indicates the message headerRoot accepted user @ behind can be followed by IP address or domain nameIf sent to QQ mailbox format: [email protected]Test success:3, finally in the backup server to achieve automated operation and maintenance:(1) Writing Automation scripts:(2) Configuration cycle operation:Crontab-eSummarize this experiment:Pr
was hired by the Americans, not by scientists. So many 70后 study abroad, their ideal is to jump out of China's "Ondol", come to the American paradise, and then buy a car to buy a house. Can they compare with the people of the old age, or even the generation who studied in the 80? )The backwardness of China's education, in the final analysis, is the comprehensive strength of our country, the industrial strength of the weak caused by poverty. )In fact, there are excellent educational resources at
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-admin.git:git Add.Git commit-am "Add foo ' s memeber!"git pushThe contents of the [a management host] configuration are synchronized to the [U server], thus adding the [email protected], [email protected] Two hosts ' access and Modify permissions under Foo on the Gitosis server.Each gitosis client can access, modify the project to allow access on the Gitosis server, and it seems that only the Gitosis management client can create the project on the Gitosis server (other normal gitosis client lin
This article mainly introduces the complete guide for getting started with MySQL and the basic installation tutorials for Linux systems. It provides a detailed explanation of the basic features of MySQL, for more information about the basic features of MySQL, see:
1. internal components and portability
Use C and C ++
Tested with many different compilers
It can work on many different platforms. See 2.1.1 "MySQL-supported operating systems ".
--./startup.sh6. Then visit http://localhost:8080 and http://localhost:9080 to see the familiar Tomcat welcome interface.7. If you want to start more than one can follow this analogy ...-----This is the step you see under the http://blog.csdn.net/xianzufu/article/details/39933183 addressThere are 2 sets of Catalina variables in the profile that are not configured in the actual development:Just made the following configuration:Export java_home=/usr/local/jdk1.8.0_60Export Java_bin=/usr/local/jdk1
is a very well-known hacker attack Platform, is a packaged Linux operating system, built-in a large number of network security detection tools, as well as hackers hack software. The back track is known for its convenience of cracking wireless networks, and the built-in SPOONWEP2 is a powerful tool for graphically cracking WEP wireless network passwords.BT5 full name is back track five, is following BT3,BT4
difference/* Magic offsets (y+1) needed to get leapyears right.*/res = year*year + day* ((year+1)/4);//Leap day multiple days re s + = month[tm->tm_mon];//time is accurate to month/* and (y+2) here. If it wasn ' t a leap-year, we have to adjust */if (tm->tm_mon>1 ((year+2)%4)//due to be counted from 1970, here year+2 can be coupled on a leap year ... In other words, 1972 is a leap year, but the annual difference is 2. The 2 is aligned here.。。。 Res-= Day;//year is not a leap year. Minus one
Su:swith User switch users, switch to root userCat:concatenate SeriesUname:unix Name Name SystemDf:disk free HDDDu:disk Usage HDD UsageChown:change owner Change OwnersChgrp:change Group change user groupsPs:process Status Process stateTar:tape Archive Extract FilesChmod:change Mode Change modesUmount:unmount UninstallLdd:list dynamic dependencies lists dynamically dependentInsmod:install Module Installation ModulesRmmod:remove Module Delete ModulesLsmod:list Module List ModulesAlias:create your
Su:swith User switch users, switch to root userCat:concatenate SeriesUname:unix Name Name SystemDf:disk free HDDDu:disk Usage HDD UsageChown:change owner Change OwnersChgrp:change Group change user groupsPs:process Status Process stateTar:tape Archive Extract FilesChmod:change Mode Change modesUmount:unmount UninstallLdd:list dynamic dependencies lists dynamically dependentInsmod:install Module Installation ModulesRmmod:remove Module Delete ModulesLsmod:list Module List ModulesAlias:create your
a disk image file, you perform compression:dd if=/dev/sda | gzip > disk.img.gzdd if=/dev/sda | bzip2 > disk.img.bz2That's good! Ghost has all the features.2. Partition cloningIf we don't want to clone the entire disk and just want to back up some of the partitions that hold the data, you'll need to clone a partition. As stated in the preliminary knowledge, partitioning is also a file under Linux. For exampledd if=/dev/sda1 of=~/part1.imgThe first par
When we look at the process that the system is running, sometimes we want to look at the details of the following process, including the absolute path, when the lack of PS is revealed, and the powerful top can only see the process name. What about this time? Personal understanding, when Linux starts a process, will assign an ID to the process, is our PID, and at the same time, the system will create a folder under/proc, PID name, under which there wil
Prior to using the Linux command, if you are familiar with the meaning of English, it is more helpful to understand the corresponding command.Man:manual means manual, you can use this command to query the use of other commands. This command is similar to other languages such as help commands in MATLABPwd:print working directory means the password.Su:swith User switch users, switch to root userCd:change Directory Switch DirectoriesLs:list files list th
Install MySQL in Linux, usually in RPM and source mode. For production environments, it is necessary to install multiple sources of code, such as installation paths, data file locations, character sets, and supported storage engines. Previously wrote an article about the source installation, Linux under the source-based approach to install MySQL 5.6, but not very complete, so this article can be supplemente
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