On 05/07/2018 17:53, Peter Percival wrote:
> mm0fmf wrote:
>> On 05/07/2018 15:43, Peter Percival wrote:
>>> Jan Panteltje wrote:
>>>> On a sunny day (Thu, 5 Jul 2018 14:22:06 +0100) it happened Peter
>>>> Percival
>>>>  wrote in :
>>>>
>>>>> I wrote a "Hello world" program in C.
>>>>>
>>>>> gcc hello.c
>>>>>
>>>>> creates a.out without warnings or error messages.  ls shows that a.out
>>>>> exists.
>>>>>
>>>>> a.out
>>>>>
>>>>> gets the response
>>>>>
>>>>> -bash: a.out: command not found
>>>>
>>>> Try
>>>> ./aout
>>>>
>>>> For compile, better use
>>>> gcc -Wall -o hello hello.c
>>>>
>>>> ./hello
>>>>
>>>>
>>> Thank you.  I have added . to PATH and it now works.
>>>
>> Nooooooooooooooooooooooooooooooooo! Don't put . in your path.
>
> The problem now is how to remove it!
>
>
You need to read some good introductions on how to use the shell (CSH or
BASH or whatever). To remove it from your path, undo whatever you did.

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