Search Results

ooh thanks

just wondering what the difference is between 1,$ and /g when doing a substitution in vi. doesn't seem to be much difference from what i can see.

I'm trying to find matching brackets {[()]}.

but i can't seem to match the inner brackets and print out invalid if it were something like this
([)]
and

()({[]})[]

Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!

1. The problem statement, all variables and given/known data:
I have to join...

I've attempted it though? i'm sooooo close to getting this but i can't for the life of me see what is wrong.

It's what is required for my lab work. I'd gladly use awk if i could.

i fixed the spacing. but the system i submitting doesn't like it.

sort ${ASS1_DATA_DIR}Prac1 | sed '/^#/d' >...

Yeah thats right however i have to join -_-. sorry.

Sorry i'm just posting the required output so you know what im trying to get rid of. It's not what im expecting, cause the test data i have...

im trying to join 3 files together


sort -n ${ASS1_DATA_DIR}Prac1 | sed '/^#/d' > ${ASS1_OUTPUT_DIR}Prac1temp
sort -n ${ASS1_DATA_DIR}Prac2 | sed '/^#/d' > ${ASS1_OUTPUT_DIR}Prac2temp
join -a1...

nvm i got it working. i added some file checks and the "./" worked and i could check if the files were there or not even though the environment variable was not listed in the export list.
...

I ran it as ./part1

#!/bin/bash

if [ -z $ASS1_DATA_DIR ]; then
ASS1_DATA_DIR=./
echo $ASS1_DATA_DIR
export ASS1_DATA_DIR
echo "data dir"
fi

if [ -z $ASS1_OUTPUT_DIR ]; then
ASS1_OUTPUT_DIR=./
export...

hmm it worked lol.

I had to reset my data though. Let me add more to test it again.

---------- Post updated at 05:30 AM ---------- Previous update was at 05:22 AM ----------

yeah it didn't...

oops sorry. I'm not allowed to use cat. I just used it above so that i would output the result to the screen instead of m opening up the file.

i used
sed '$s/$/\n/g' infile

but i get an extra...

im doing a

while read file
do
<code>

done < file > output

loop.

however i have a list of text with 4 columns each. And i have successfully organised it the way i wanted to the output....

1. The problem statement, all variables and given/known data:
Running different parts of the assignment together in 1 script


2. Relevant commands, code, scripts, algorithms:
awk, nawk, bash,...

oh... that should've been something i could've worked out myself -_-

I have to join(no other command is allowed) 3 files together. And im aware that i have to sort these files(file1 file2 file3) first before I can join them.

However i have to output these sorted...

So i've done half of my assignment in seperate files. but if i try to run it together then I get a "join: bad interpreter: No such file or directory"

Here are the programs I am allowed to use:...

Sorry i should've said that im only supposed to do this over 1 line or just as a command. I'm fairly new to using unix tools please forgive me.

so for example listing hte unique words in the file...

1. The problem statement, all variables and given/known data:
It was the best of times, it was the worst of times,
It was the age of wisdom, it was the age of foolishness,
It was the epoch of...