how to check if a directory exists shell?
20798
To check if a directory exists in a shell script and is a directory use the following syntax: [ -d "/path/to/dir" ] && echo "Directory /path/to/dir exists." [ ! -d "/path/to/dir" ] && echo "Directory /path/to/dir DOES NOT exists."
1191627
['# Check if the ActiveDirectory module is Loaded. Get-Module -Name ActiveDirectory.', '# Check if the ActiveDirectory module is available. Get-Module -Name ActiveDirectory -ListAvailable.', '# Import the ActiveDirectory module if it is not loaded.']
120482
['Open the terminal application in Linux.', 'Run tar command to create an archived named file. tar. gz for given directory name by running: tar -czvf file. tar. gz directory.', 'Verify tar. gz file using the ls command and tar command.']
183454
Use the VBA Dir function to check if a file exists. The VBA Dir function returns the name of a valid file, so you can use it to test whether a file exists. When the VBA Dir function returns an empty string, it means the file does not exist.
423470
To remove a directory that is not empty, use the rm command with the -r option for recursive deletion. Be very careful with this command, because using the rm -r command will delete not only everything in the named directory, but also everything in its subdirectories.
560125
To determine how many files there are in the current directory, put in ls -1 | wc -l. This uses wc to do a count of the number of lines (-l) in the output of ls -1. It doesn't count dotfiles.
1471559
['Step 1] Check if the program actually exists in the system. Since you might not be able to Run the program, try checking if its .exe file exists at the location C:\\Windows\\System32\\. ... ', 'Step 2] Modify Environment Variables.']
500136
inline bool exist(const std::string& name) { ifstream file(name); if(! file) // If the file was not found, then file is 0, i.e. ! file=1 or true. return false; // The file was not found.
557319
Two ways to check if a Registry Key exists using VBScript. The first one is using the method RegRead from WScript. Shell. If the given key is not found, it will rise an error, so we need to use an On Error Resume Next (which I don't really like).
1425631
On the File menu, click Compare Directories. In the Select Directories dialog box, type the two folder names that you want to compare in the Dir1 and Dir2 boxes. If you want to compare files in those folders recursively, enable the Include subdirectories checkbox.
500706
Most Linux distributions have wget installed by default. To check whether it is installed on your system or not, type wget on your terminal and press enter. If it is not installed, it will display “command not found” error.
663310
To check if a directory exists in a shell script and is a directory use the following syntax: [ -d "/path/to/dir" ] && echo "Directory /path/to/dir exists."
1183232
['The easiest way to count files in a directory on Linux is to use the “ls” command and pipe it with the “wc -l” command.', 'In order to count files recursively on Linux, you have to use the “find” command and pipe it with the “wc” command in order to count the number of files.']
1353500
Call DirectoryExists to determine whether the directory specified by the Directory parameter exists. If the directory exists, the function returns true. If the directory does not exist, the function returns false. If a full path name is entered, DirectoryExists searches for the directory along the designated path.
1459998
['grep -R # recursive.', 'grep -l # file names only.', 'if [ ! -h "file" ] # bash if not a symbolic link.']
260136
user infomation is stored in /etc/passwd, so you can use "grep 'usename' /etc/passwd" to check if the username exist. meanwhile you can use "id" shell command, it will print the user id and group id, if the user does not exist, it will print "no such user" message.
519662
[' The directory to be created, exists or not. It can be checked using the exists() method.', ' If the above condition return false, the method mkdir() is called in order to create single directory.', ' If the above condition return false, the method mkdirs() is called in order to create multiple directories.']