Programming VIP

This paper mainly introduces how to clear the wrong submitted version of SVN through the dump and load commands of svnadmin. It mainly includes the following aspects: svnadmin commandBack up and record the wrong version numberDump version warehouseCreate a new version warehouseRecover warehouse dump fileCheck out the new version warehouseUpdat ...

Problem background The previous article introduced the quick installation and deployment of docker. This chapter introduces the use of quick docker instructions matters needing attention: Centos7 is installed by defaultJDK is installed by defaultroot permission is enabled by default Docker instruction usage 1 view image docker images ...

ALSA framework ALSA is the abbreviation of Advanced Linux Sound Architecture, that is, Advanced Linux Sound Architecture. It provides support for audio and MIDI (music instrument digital interface) on Linux operating system. In Linux 2 After version 6 kernel, ALSA has become the default sound subsystem to replace OSS (Open Sound System) in ...

Lab6: Copy-on-Write Fork for xv6 Original address: YSBLOG reference material: MIT 6. S081 xv6 LaB6 cow - Zhihu (zhihu.com) Experimental background: In the original xv6, when Shell processes instructions, it will create a child process through fork, which contains a complete Shell copy, calling exec to execute the corresponding instruction pr ...

The previous Blog introduced in detail why Docker appeared and what problems it appeared to solve; The basic components and architecture of Docker. This Blog will learn more about how to install and uninstall Docker and what are the common operation commands. Because Docker can be installed on any physical machine, virtual machine, public cloud ...

location and rewrite in Nginx 1, Common Nginx regular expressions ^ : Matches the starting position of the input string $ : Matches the end of the input string * : Matches the preceding character zero or more times. As“ ol*"Can match“ o"And“ ol","oll" + : Matches the preceding character one or more times. As“ ol+"C ...

introduce Seafile is an open source file cloud storage platform, which solves the problems of centralized file storage, synchronization and multi platform access, and pays attention to security and performance.Seafile The "database" is used to classify and manage files. Each database can be synchronized separately. Users can encrypt ...

Source package installation Disadvantages: you need to install the c language library To install the source package, you need to install the compiler: yum install -y gcc gcc-c++ make gcc is a GNU Compiler Collection (GNU compiler suite), or simply a compiler. It can compile many programming languages (including C, C + +, Object ...

Docker simple use tutorial Author qin lang Some materials refer to cloudman What - what is a container? Container is a lightweight, portable and self-contained software packaging technology, which enables applications to run in the same way almost anywhere. The container created and tested by developers on their notebooks can run on the vir ...

File directory class pwd instruction pwd (Function Description: displays the absolute path of the current working directory) Case: displays the absolute path of the current working directory # pwd ls instruction ls [ Options] [Directory or file] -a : Displays all files and directories in the current directory, including hidden ones. ...