When running program without parameters, usage should be printed

migoox / genome-downsampler

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When running program without parameters, usage should be printed #84

Open migoox opened 1 week ago

migoox commented 1 week ago

~/cuda-dna-downsampler/build/src$ ./cuda-dna-downsampler 
terminate called after throwing an instance of 'CLI::OptionNotFound'
  what():  0 not found
Aborted (core dumped)

It would be better to print help/usage