Here’s a quirk that I noticed, while coding today. Was writing a function to test if a directory exists, and to make the directory doesn’t exist. Shell offers the test command, used with an if statement, to solve this. Here’s what I wrote:
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| if [ ! -d “/path/to/dir” ] ; then | |
| mkdir -p /path/to/dir; | |
| echo “Directory did not exist. Created”; | |
| fi; |
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| if [ -d “/path/to/dir” ] ; then | |
| #do nothing | |
| else | |
| mkdir -p /oath/to/dir; | |
| echo “Directory did not exist. Created”; | |
| fi; |