opus:fall2013:bkrishe3:journal
Table of Contents
Data Communications Journal
August 28, 2013
- Started to learn about the rasberry pi
- with the new modern age it has become harder and harder to do simplier things like send a single bit over a line
- i acually have never used a rasberry pi before so this will be a different experience
September 5, 2013
- Learning about I/O pins today and tring to program LEDs to work with them
- It should be a lot of fun
September 9, 2013
- Finally got the led to blink, had to ask josh which pins to use cause the diagram in backwards
September 12, 2013
- Started wiring up the raspberry pi to make a binary calculator with led lights
- Tring to not get all of the cables crossed
September 13, 2013
- Started programming in low level C from the tutorials
October 24, 2013
- Wow its been a while…
- Been working with morse code to send messages over wires
HPC Experience I Journal
September 04, 2013
- Started checking the computers that were here during the flood to check if they still worked or not
- If we can continue to use these computers we don't have to find new ones and configure them
- Some of these computers are a challenge to open
October 17, 2013
- Found out how to run a program in one directory from another directory
- You have to use parenthesis to sub-shell to spawn
- More can be found from here Run a program from a different directory
October 18, 2013
- Accidentally nuked /tmp in ubuntu and made the whole system do a login loop
- In order to fix this i had to do a few steps while in a tty session
- 1. mkdir /tmp
- 2. chmod 777 /tmp
- 3. chmod +t /tmp
- Exit tty and login and your good to go
October 23, 2013
- Been getting plagued with this message do_IRQ: 0.107 No irq handler for vector (irq -1) so i went in search of an answer to make it go away
- The forum i went to stated to edit /etc/default/grub as superuser and it seems to have worked
- I had to edit the file and change GRUB_CMDLINE_LINUX=“” to GRUB_CMDLINE_LINUX=“pci=nomsi,noaer”
November 20, 2013
- Started dabling around with how to write apps for my phone
- It would be cool to write your own apps rather than pay someone else to do it.
opus/fall2013/bkrishe3/journal.txt · Last modified: 2013/11/20 11:58 by bkrishe3