help2002

It's UWAweek 30 (2nd semester, week 1)

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.

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UWA week 30 (2nd semester, week 1) ↓

the unit in general Welcome to CITS2002 Systems Programming in 2024

5:12am Mon 22nd Jul, Christopher M.

Hello Everyone, This semester (today) we start with around 550 students enrolled. We'll spend part of the first lecture discussing how the unit will run this year, but first I'll head off some common questions that students are already asking by emai...

lectures floating point is 4 bytes? or 8? (all 3)

1:01pm Fri 26th Jul, Jinyoung L.

Thank you very much )

lectures floating point is 4 bytes? or 8? (all 3)

9:17pm Thu 25th Jul, Joshua N.

Hey Jinyoung If I remember correctly floats are 4 bytes and doubles are 8 bytes (hence the name double) but Chris may need to clarify. An integer value must be at least 2 bytes (or 16 bits) but it is usually 4 bytes (32 bits). It's a bit confusing ...

lectures floating point is 4 bytes? or 8? (all 3)

5:28pm Thu 25th Jul, Jinyoung L.

According to the slide 2, page 4 in Variables, the page says that "A typical C program will use 4 bytes to hold a single integer value, or 8 bytes to hold a single floating-point value." It this correct? Integer value has 2 or 4 bytes and a single floa...

just interesting on real-valued variables

4:03pm Wed 24th Jul, Christopher M.

In today's lecture we saw why real-valued (floating-point) numbers are used very rarely, if at all, in systems programming and operating systems kernels. Here's an article describing the problem, Stop Using Floating-Point Numbers to Store Money http...

computer-systems history What Can We Learn from the Computers of 1966? 👍x1

12:39pm Wed 24th Jul, Christopher M.

Harry R. Lewis has been a Harvard CS professor, and thinks there's a lesson for today from a time when "Computers were experienced as physical things" Mechanical Intelligence and Counterfeit Humanity https www.harvardmagazine.com 2024 07 harry-l...

just interesting Computers are fast! 👍x1

10:06am Wed 24th Jul, Christopher M.

The webpage shown in today's lecture https thundergolfer.com computers-are-fast

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