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help2002

This forum is provided to promote discussion amongst students enrolled in CITS2002 Systems Programming.
Please consider offering answers and suggestions to help other students! And if you fix a problem by following a suggestion here, it would be great if other interested students could see a short "Great, fixed it!"  followup message.

 Posts from 2022 will be available until after the Deferred and Supplementary Exams
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 UWA week 41 (2nd semester, week 11) ↓
SVG not supported 12:04am Fri 14th Oct, Martin E.

Hello I am trying to use strdup() for allocation of char pointers within one of my structures, but when compiling gcc complains that strdup() is an implicit function not actually declared? It is within the header file of string.h, but gcc seems to i...


SVG not supported 6:05pm Tue 11th Oct, Martin E.

Just as a clarification, alphanumeric characters are ONLY characters between a-z, A-Z and 0-9?


SVG not supported 12:27pm Tue 11th Oct, Martin E.

I was wondering what it is meant by indexing non-text files. For example, if we were to index a png file, would the data we would be processing by using fopen() be equivalent to using cat within the terminal? How are words supposed to be indexed if t...


 UWA week 35 (2nd semester, week 6) ↓
SVG not supported 12:47pm Sat 3rd Sep, Martin E.

If a command line within the crontab-file contains words after the command name, should it just be ignored, or should it be counted as an error. For example; execute a command at 3AM every day 0 3 daily-backup ERRORWORD? 15 4 d...


 UWA week 34 (2nd semester, week 5) ↓
SVG not supported 11:51am Sun 28th Aug, Martin E.

I was wondering if commands can show up twice in a crontab-file e.g. 0 3 deep-thought 0 4 deep-thought and are they to be treated as the same for tallying.

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