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  1. 190_how to "append a text file" with the "echo >>" command

    190_how to "append a text file" with the "echo >>" command

  2. 149_what is the "others" group in the file permissions in bash?

    149_what is the "others" group in the file permissions in bash?

  3. 148_what is a file "group" in bash?

    148_what is a file "group" in bash?

  4. 191_how to "remove BOTH read and write permissions at the same time from the user permission set"

    191_how to "remove BOTH read and write permissions at the same time from the user permission set"

  5. 192_how to "remove the write and execute permission from the user permission set"

    192_how to "remove the write and execute permission from the user permission set"

  6. 193_how to "remove both read and execute permissions from the user permission set" with chmod

    193_how to "remove both read and execute permissions from the user permission set" with chmod