新打开一个shell,查看环境变量,以.bash_profile为准。 -bash-4.2$echo$GRADLE_HOME/home/nnn/gradle-1.12-bash-4.2$echo$PATH/home/nnn/gradle-1.12/bin:/usr/lib64/qt-3.3/bin:/bin:/usr/bin 删掉.bash_profile,再重打开shell,查看环境变量,以.bash_lo
These are some of the shell environment variables used inbashto dictate or record its behavior and functionality. Some of the values are updated as you use the terminal. For example, theCOLUMNSenvironment variable will be updated to reflect changes you might make to the width of the terminal w...
allexport- If you have a Bash script that sets environment variables, and you want those variables to be available to the current shell and any subsequent subshells,set -aorset -o allexportto cause those variables to be exported and available to those shell contexts. braceexpand- Brace expans...
The LOGNAME is automatically set for you as the same as your login name. This variable is used in case you want to use your own login name in any script. This is the simplest way of getting your login name from within a script. Thus in case you use $LOGNAME in any script the scrip...
Cluster-scoped and global init scripts support the following environment variables:DB_CLUSTER_ID: the ID of the cluster on which the script is running. See the Clusters API. DB_CONTAINER_IP: the private IP address of the container in which Spark runs. The init script is run inside this ...
StackOverflow - Storing a Newline in a variable. Equivalent PowerShell: Set-Variable - Set a variable and a value (set/sv). Equivalent PowerShell: Read-Host - Prompt for user input. Equivalent bash command (Linux): env - Display, set, or remove environment variables.Copyright...
In addition to these environmental variables, some shell variables that you’ll often see are: BASHOPTS: The list of options that were used when bash was executed. This can be useful for finding out if the shell environment will operate in the way you want it to. ...
In the current process. The current process is most commonly the shell you are running, like PowerShell, CMD, Bash, etc. However, the current process could also be other applications including yours. Any child process started from the current process inherits that process' environment variables....
The operation is the same on bothBashandzsh, with the caveat that to persist them you need to use.bashrcand.zshrc, respectively. Setting them in the shell is the same: $exportVARIABLE=something To make sure it was set, type $ $VARIABLE ...
For information on setting environment variables in shells other than Bash, see your shell documentation. Bash Shell Display the current value of LD_LIBRARY_PATH in the terminal. echo $LD_LIBRARY_PATH Append the MATLAB Runtime folders to the LD_LIBRARY_PATH variable for the current session. For...