How to make Linux commands take effect anywhere

 

Total: 1 reason being given command not found, One reason is because the software (tool) is not installed, and the other reason is because the installation, but not to the PATH command

 

       2. If the software is installed, but not added to the PATH command, it must be a directory corresponding to execute the command, and to add ./ performed, such as: ./ redis-cli ./pgbehch --help ./psql

 

       3. Add the command to the PATH, the command can be executed at any place, and without beginning ./

 

 

Solution: Add the command to the PATH to

 

Reference: https://www.cnblogs.com/leibg/p/4479921.html

 

Note: a variable corresponding to multiple values, separated by a: , a plurality of values such as PATH, it can be treated

 

vi / etc / profile

 

export PATH=/bin:/sbin:/usr/bin

 

Is the definition of the PATH # / bin: Variable / usr / bin, etc. These Road King, wherein a colon delimiter between directories: / sbin

 

# The variables to take effect

source /etc/profile

 

 

eg Linux to achieve redis-cli command in any directory

 

Reference:  https://www.cnblogs.com/qmfsun/p/6423803.html

 

 

vi / etc / profile

 

#: / Usr / local / redis-3.2.5 / src that is added back, represents the directory path redis-cli command exists

 

export PATH=$JAVA_HOME/bin:$RUBY_HOME/bin:$PATH:/usr/local/redis-3.2.5/src

 

 

 

source /etc/profile

 

Effect: the root of the effective implementation of redis-cli command, ok