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1. Overview JDK hasn't been compiled manually, dare you say you're a Java programmer? (Brother By Sheep- JDK hasn't been compiled manually, dare you say you're a Java programmer? Actual Compile Java Source (JDK Source, JVM) Video Tutorial_ Bell-Bell-Bell_ bilibili) Compiling JDK by hand is theoretically a better JDK for your computer Maybe it ...

Environment Configuration Linux 0 .vimrc #Create a new file in your own directory (~). vimrc vim ~/.vimrc #Add a text configuration (as follows... #Indicates how many spaces a tab shows by default 8 set tabstop=2 #Represents the length of the indentation that falls back when the backspace key is pressed in edit mode set softtabstop=2 #Re ...

linux bg and fg commands Under linux, if we want a task or program to be executed in the background, we can use &. In fact, linux also provides commands for other task scheduling. bg: change a command suspended in the background to continue execution; [background background background]fg: transfer the command in the background to the fore ...

CL236 configure IP failover – configure NFS Ganesha In this chapter, learn how to configure NFS Ganesha to solve the problem of high availability. RHCA column address: https://blog.csdn.net/qq_41765918/category_11532281.html NFS Ganesha feature NFS Ganesha is a user mode file server for NFS. It supports NFSv3, NFSv4 and NFSv ...

1, Document management 1. ls command – displays the content and attribute information under the specified working directory Options and parameters: -a: All files are listed together with hidden files (files starting with). Commonly used)-d: List only the directory itself, not the file data in the directory (common)-l: Long data s ...

Docker overview 1.Docker is an open source application container engine, which is developed based on go language and follows Apache 2.0 0 protocol open source 2.Docker is an open source tool for running applications in Linux container. It is a lightweight "virtual machine" 3.Docker's container technology can easily create a light ...

GDB debugging gdb basic command summary commandFile < file name >Load the debugged executable filerunSingle step execution: run the program and stop at the first execution statement. If the executable program needs to pass parameters, it can be written after runlistView the source code, abbreviated as lsetSet the value of the variab ...

1. Introduction The test templates / in helm chart is located in this directory and is a job definition that specifies the container with the given command to run. The container should exit successfully (exit 0), and the test is considered successful. Job definition: Helm sh/hook: test. Note that before Helm v3, the job definition needs ...

In Python interactive mode, you can directly execute the corresponding script without Python interpreter. 1. 1) How to open interactive mode: Under Windows: Find "command prompt" in the start menu and open it to enter the command line mode: Enter Python in the command line mode to enter the interactive mode of Python Under Linux: D ...

1. Introduction to shell 1. Configuration requirements: OS: RHEL7 or CentOS8 is recommended CentOS8 will stop maintenance at the end of 2021 RHEL8 or dragon lizard operating system https://openanolis.cn 2. Classification of Shell Scripting Language There are two kinds of shells: Bourne shell and C shell Bourne shell includes Bourne s ...