unset environment variable linux

2015-05-08 00:15 3896 people read review (US) Collection report This article has been included in:Classification:Advanced Software Development (419) Author of similar articlesX unix/linux Miscellaneous (118) Author of similar articlesX

1. Dynamic Library path settings Linux down with dynamic libraries and windows are not the same. Linux executables rely on the configuration file to read the path, so sometimes you need to set the path to the following export ld_library_path=/home/..

1. Setting up a dynamic library path the Linux downgrade is not the same as Windows. Linux executables rely on the configuration file to read the path, so there are some times need to set the path specific operations as follows export

environment variables, or global variables, exist with all the shells, and when you log into the system, you have the corresponding system-defined environment variables. The environment variables of Linux are inherited, that is, the child shell

1. Introduction In Linux, If you download and install an application, it is very likely that the prompt "command not found" appears when you type its name. If you find the executable file in the installation target folder every time, it is too

Programmer self-cultivation & mdash; Linux environment variable principle and shell Overview: Working in linux, this often happens: 1) run a command, -bash: [commandname]: commandnotfound2): execute an ELF executable file: xyz @ hnode02 :~...

Unset for the shell built-in directives, you can delete variables or functions. Grammar unset [-fv][variable or function name] Parameters: -F Deletes only functions. -v deletes only variables. Instance Delete environment variables

How to Set and view Linux environment variables: Source: network collection favorites copy shared comments (0)1. display the environment variable home $ Echo $ home /Home/redbooks 2. Set a new environment variable hello $ Export Hello = "Hello! " $

Forwarded from: http://linux.chinaitlab.com/administer/795501.html 1. Introduction In Linux, If you download and install the applicationProgramThe prompt "command not found" appears when you type its name. If you find the executable file in the

System environment variables are often used in web server configuration and programming. Therefore, it is necessary to understand the necessary knowledge about system variables. The following describes how to view and use linux system variables. In