First, Mysqldump+binlog Backup and recoveryThis method is a full backup that enables incremental backups by backing up the binary logs. The steps are as follows:① Creating a backup directory650) this.width=650; "src=" Https://s4.51cto.com/oss/201711/16/4f0365844b7e4b0c7bb3647c6eaaf271.png "title=" 1.png " alt= "4f0365844b7e4b0c7bb3647c6eaaf271.png"/>② create a backed up database and table.650) this.width=650; "src=" Https://s3.51cto.com/
Tags: Linux installationTools/MaterialsOperating system: Windows 10 Chinese Home Edition 64-bitVirtual machine: VMware Workstation ProLinux image iso file: (CentOS6.9)Get the release CentOS address:Https://wiki.centos.org/DownloadHttp://mirrors.aliyun.comHttp://mirrors.sohu.comHttp://mirrors.163.comMethod/Step1. Open the virtual machine and click "Create a new virtual machine", as650) this.width=650; "Src=" Https://s1.51cto.com/oss/201711/20/7a4b31f0b
timely updates because custom store warehouses cannot be synchronized with the official warehouses in real time. Therefore, in order to solve this problem, we have modified the official catalog template, adding the ability to customize the warehouse address and namespace. This allows us to customize the warehouse with the kubernetes image and its namespace when deploying Kubernetes.Environment preparation650) this.width=650; "src=" Https://s1.51cto.com/oss
In order to facilitate live/monitor users to use cloud storage products to store audio and video data, Alibaba Cloud Storage (OSS) products recently launched rtmp streaming function. The user can upload the audio and video data to the cloud storage OSS directly using the RTMP protocol.
Cloud Storage Livechannel Introduction
Livechannel is the new concept of cloud storage in order to manage the rtmp push str
A. Trap1.trap is a shell built -in command used to specify how signals are handled in the script. For example, pressing CTRL + C causes the script to terminate execution, in fact the system sends a SIGINT signal to the script process, and the default processing of the SIGINT signal is to exit the program. If you want to do not quit the program in CTRL + C, then you have to use the trap command to specify how the SIGINT processing. The trap command not only handles the Linux signal, but also spec
The declaration of BRK () and sbrk () is as follows:
[CPP]View plaincopy
# Include
Int BRK (void * ADDR );
Void * sbrk (intptr_t increment );
Both functions are used to change the position of the "program break" (Program interruption point). For details about this position, refer:
As mentioned in man:
Reference BRK () and sbrk () change the location of the program break, which defines the end of the process's data segment (I. E ., the program break is the first location after the end
it bluntly, the above sentence means that there is a specific section in the last generated module. What is this?
Well, I hope the above questions will arouse your curiosity. Next, let's talk about literacy. At last, we will give a link address for the readers to go there for further study.
What is a section?Well, we need to explain the binary executable programs (such as Elf and exe) generated by compiling links, so, DLL, and kernel (non-compressed, participate in the first section of this ser
1. File archivingDefined:
File archiving, which is to turn multiple files into an archive file
2.Tar C # #创建
-j XZ Format Compression
F Specify the archive file name
T Display the contents of the archive file
R to add a file to an archive file
--get Remove a single file
--delete Delete a single file
x Remove all content from the archive file
- C Specify the d
I. Introduction to RedisRedis is an open-source (BSD-licensed), in-memory data structure storage system that can be used as a database, cache, and message middleware. It supports multiple types of data structures such as string (strings), hash (hashes), list (lists), set (sets), ordered set (sorted sets) with Range query, bitmaps, h Yperloglogs and geo-spatial (geospatial) Index RADIUS query. Redis has built-in replication (replication), LUA scripting (LUA scripting), LRU driver events (LRU evi
One, single user modePurpose: The root password is forgotten and the password is reset with a single user, if grub is not encrypted1. Restart the virtual machine, and when the System boot menu appears, press the up and down arrows on the keyboard to move the menu to the first item650) this.width=650; "Src=" Https://s3.51cto.com/oss/201710/19/06aa67120dcb2b8274c27ac7c6957082.png-wh_500x0-wm_3 -wmp_4-s_3977212968.png "title=" 1.1.png "alt=" 06aa67120dcb
once the process group uses a limit of RAM to request memory, the Oom (out of memory) is triggered.2. Priority control of the process group (prioritization). For example, you can use the CPU subsystem to assign a specific CPU share to a process group.3. Record the number of resources used by the process group (Accounting). For example, you can use the CPUACCT subsystem to record the CPU time used by a process group4. Process group Isolation (isolation). For example, using the NS subsystem allow
company projects, and reference the required library,gradle automatically from the server Maven repository1. Build Maven warehouse on your company's internal serverThe MAVEN repository on the server can be built using the Sonatype Nexus Oss. Sonatype Nexus Oss is a MAVEN Warehouse management tool and provides a Web console that is easy to deploy and use.1.1 Downloads Sonatype Nexus OssDownload the Sonatype
-release
First, disable all OBS databases or any third-party libraries, perform upgrades, and then re-enable them.First, let's check whether there is an update library and enable it. Run the following command on the terminal:
zypper repos --uri
The input content is as follows:
# | Alias | Name | Enabled | Refresh | URI–+—————————+————————————+———+———+———————————————————————1 | openSUSE-13.1-1.10 | openSUSE-13.1-1.10 | Yes | No | cd:///?devices=/dev/disk/by-id/ata-VBOX_CD-ROM_VB2-01700376,/dev/sr
Tags: heap memory compilation sharing [] Center important Ali Parameters StandardA program is essentially composed of BSS, data, and text segments three. This concept is very important in the current computer programming, and is very important in the design of the embedded system, which involves the memory size allocation of the embedded system and the storage unit occupying space.
BSS segment: In
First, the FTP serviceDefinition of 1.FTPftp://File Transfer Protocolsoftware provided by the 2.FTP protocolIn the rhel7.2:Vsftpd3. Deploy the FTP serviceServicesVim/etc/yum.repos.d/***.repo #设置yum源figure: Settings for the Yum source650) this.width=650; "Src=" Https://s5.51cto.com/oss/201711/08/e07a3d895315b30b43ebb53314bb9ff8.png-wh_500x0-wm_3 -wmp_4-s_2622294593.png "title=" screenshot from 2017-11-08 17-59-16.png "alt=" E07a3d895315b30b43ebb53314bb
number that will revert to the trial version status after more than 180 days due to the expiration of the activation ID, while the legitimate grantee is able to obtain the ID update periodically and maintain the correct activation status.2 Installing Windows keys in Windows ServerIn this article, you install the KMS key for Windows Server R2 on a computer in Windows Server R2 Datacenter, and then you install the KMS key for Office 2013.(1) Prepare a Windows Server R2 computer, which can be a ph
server of your company.
Second, release your company's public class library to the maven repository of the company's internal servers.
Third, configure the maven repository address of the company's internal server in other projects of the company, and reference the required library. Gradle will automatically obtain it from the maven repository of the server.
1. Build a maven repository on your internal server
Maven repository on the server can be built using Sonatype nexus
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