From 87817ba010d3fe1160e5d48d3c7323034a78969b Mon Sep 17 00:00:00 2001 From: Droid-An Date: Thu, 10 Jul 2025 18:51:57 +0100 Subject: [PATCH 1/7] done ls --- individual-shell-tools/ls/script-01.sh | 1 + individual-shell-tools/ls/script-02.sh | 1 + individual-shell-tools/ls/script-03.sh | 1 + individual-shell-tools/ls/script-04.sh | 2 ++ 4 files changed, 5 insertions(+) diff --git a/individual-shell-tools/ls/script-01.sh b/individual-shell-tools/ls/script-01.sh index 241b62f..72f2fb4 100755 --- a/individual-shell-tools/ls/script-01.sh +++ b/individual-shell-tools/ls/script-01.sh @@ -13,3 +13,4 @@ fi # TODO: Write a command to list the files and folders in this directory. # The output should be a list of names including child-directory, script-01.sh, script-02.sh, and more. +ls diff --git a/individual-shell-tools/ls/script-02.sh b/individual-shell-tools/ls/script-02.sh index d0a5a10..9fa05d8 100755 --- a/individual-shell-tools/ls/script-02.sh +++ b/individual-shell-tools/ls/script-02.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command which lists all of the files in the directory named child-directory. # The output should be a list of names: helper-1.txt, helper-2.txt, helper-3.txt. +ls child-directory \ No newline at end of file diff --git a/individual-shell-tools/ls/script-03.sh b/individual-shell-tools/ls/script-03.sh index 781216d..7a1a1d3 100755 --- a/individual-shell-tools/ls/script-03.sh +++ b/individual-shell-tools/ls/script-03.sh @@ -5,3 +5,4 @@ set -euo pipefail # TODO: Write a command which _recursively_ lists all of the files and folders in this directory _and_ all of the files inside those folders. # The output should be a list of names including: child-directory, script-01.sh, helper-1.txt (and more). # The formatting of the output doesn't matter. +ls -R \ No newline at end of file diff --git a/individual-shell-tools/ls/script-04.sh b/individual-shell-tools/ls/script-04.sh index 72f3817..1932b97 100755 --- a/individual-shell-tools/ls/script-04.sh +++ b/individual-shell-tools/ls/script-04.sh @@ -15,9 +15,11 @@ echo "First exercise (sorted newest to oldest):" # TODO: Write a command which lists the files in the child-directory directory, one per line, sorted so that the most recently modified file is first. # The output should be a list of names in this order, one per line: helper-3.txt, helper-1.txt, helper-2.txt. +ls -t child-directory echo "Second exercise (sorted oldest to newest):" # TODO: Write a command which does the same as above, but sorted in the opposite order (oldest first). # The output should be a list of names in this order, one per line: helper-2.txt, helper-1.txt, helper-3.txt. +ls -tr child-directory \ No newline at end of file From 1d83719eac7e45957a2aff82227f13937a1429dd Mon Sep 17 00:00:00 2001 From: Droid-An Date: Thu, 10 Jul 2025 19:24:40 +0100 Subject: [PATCH 2/7] done cat --- individual-shell-tools/cat/script-01.sh | 1 + individual-shell-tools/cat/script-02.sh | 1 + individual-shell-tools/cat/script-03.sh | 1 + individual-shell-tools/cat/script-04-stretch.sh | 1 + 4 files changed, 4 insertions(+) diff --git a/individual-shell-tools/cat/script-01.sh b/individual-shell-tools/cat/script-01.sh index c85053e..1a63b66 100755 --- a/individual-shell-tools/cat/script-01.sh +++ b/individual-shell-tools/cat/script-01.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output the contents of the helper-1.txt file inside the helper-files directory to the terminal. # The output of this command should be "Once upon a time...". +cat ../ls/child-directory/helper-1.txt \ No newline at end of file diff --git a/individual-shell-tools/cat/script-02.sh b/individual-shell-tools/cat/script-02.sh index 01bbd5e..16a490a 100755 --- a/individual-shell-tools/cat/script-02.sh +++ b/individual-shell-tools/cat/script-02.sh @@ -11,3 +11,4 @@ set -euo pipefail # It looked delicious. # I was tempted to take a bite of it. # But this seemed like a bad idea... +cat ../ls/child-directory/*.txt \ No newline at end of file diff --git a/individual-shell-tools/cat/script-03.sh b/individual-shell-tools/cat/script-03.sh index 37573b0..e3886b5 100755 --- a/individual-shell-tools/cat/script-03.sh +++ b/individual-shell-tools/cat/script-03.sh @@ -9,3 +9,4 @@ set -euo pipefail # 1 It looked delicious. # 2 I was tempted to take a bite of it. # 3 But this seemed like a bad idea... +cat -n ../ls/child-directory/helper-3.txt \ No newline at end of file diff --git a/individual-shell-tools/cat/script-04-stretch.sh b/individual-shell-tools/cat/script-04-stretch.sh index 00fe3c4..252eb3b 100755 --- a/individual-shell-tools/cat/script-04-stretch.sh +++ b/individual-shell-tools/cat/script-04-stretch.sh @@ -13,3 +13,4 @@ set -euo pipefail # 3 It looked delicious. # 4 I was tempted to take a bite of it. # 5 But this seemed like a bad idea... +# cat -n ../ls/child-directory/* <<------ not working From e2b1d0d2daf58985fdf94469279e410eca93cbc3 Mon Sep 17 00:00:00 2001 From: Droid-An Date: Thu, 10 Jul 2025 19:28:20 +0100 Subject: [PATCH 3/7] done stretch --- individual-shell-tools/cat/script-04-stretch.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/individual-shell-tools/cat/script-04-stretch.sh b/individual-shell-tools/cat/script-04-stretch.sh index 252eb3b..855275d 100755 --- a/individual-shell-tools/cat/script-04-stretch.sh +++ b/individual-shell-tools/cat/script-04-stretch.sh @@ -13,4 +13,4 @@ set -euo pipefail # 3 It looked delicious. # 4 I was tempted to take a bite of it. # 5 But this seemed like a bad idea... -# cat -n ../ls/child-directory/* <<------ not working +cat ../ls/child-directory/* | nl From 9d24679dba284dda767c83978378a7d3fc0693cf Mon Sep 17 00:00:00 2001 From: Droid-An Date: Fri, 11 Jul 2025 18:50:35 +0100 Subject: [PATCH 4/7] done wc --- individual-shell-tools/wc/script-01.sh | 2 ++ individual-shell-tools/wc/script-02.sh | 2 ++ individual-shell-tools/wc/script-03.sh | 1 + 3 files changed, 5 insertions(+) diff --git a/individual-shell-tools/wc/script-01.sh b/individual-shell-tools/wc/script-01.sh index c9dd6e5..c8770a9 100755 --- a/individual-shell-tools/wc/script-01.sh +++ b/individual-shell-tools/wc/script-01.sh @@ -4,3 +4,5 @@ set -euo pipefail # TODO: Write a command to output the number of words in the file helper-files/helper-3.txt. # The output should include the number 19. The output should not include the number 92. + +wc -w ../ls/child-directory/helper-3.txt \ No newline at end of file diff --git a/individual-shell-tools/wc/script-02.sh b/individual-shell-tools/wc/script-02.sh index 8feeb1a..ba75ce2 100755 --- a/individual-shell-tools/wc/script-02.sh +++ b/individual-shell-tools/wc/script-02.sh @@ -4,3 +4,5 @@ set -euo pipefail # TODO: Write a command to output the number of lines in the file helper-files/helper-3.txt. # The output should include the number 3. The output should not include the number 19. + +wc -l ../ls/child-directory/helper-3.txt \ No newline at end of file diff --git a/individual-shell-tools/wc/script-03.sh b/individual-shell-tools/wc/script-03.sh index 6b2e9d3..8e83ec0 100755 --- a/individual-shell-tools/wc/script-03.sh +++ b/individual-shell-tools/wc/script-03.sh @@ -8,3 +8,4 @@ set -euo pipefail # 1 7 39 ../helper-files/helper-2.txt # 3 19 92 ../helper-files/helper-3.txt # 5 30 151 total +wc ../ls/child-directory/* \ No newline at end of file From 9f2c051faa8a1dedccfe48fb4c907d03fdbab34c Mon Sep 17 00:00:00 2001 From: Droid-An Date: Mon, 14 Jul 2025 17:48:56 +0100 Subject: [PATCH 5/7] done grep --- individual-shell-tools/grep/script-01.sh | 1 + individual-shell-tools/grep/script-02.sh | 1 + individual-shell-tools/grep/script-03.sh | 1 + individual-shell-tools/grep/script-04.sh | 1 + individual-shell-tools/grep/script-05.sh | 1 + individual-shell-tools/grep/script-06.sh | 1 + individual-shell-tools/grep/script-07.sh | 2 ++ 7 files changed, 8 insertions(+) diff --git a/individual-shell-tools/grep/script-01.sh b/individual-shell-tools/grep/script-01.sh index fb05f42..783f979 100755 --- a/individual-shell-tools/grep/script-01.sh +++ b/individual-shell-tools/grep/script-01.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output every line in dialogue.txt said by the Doctor. # The output should contain 6 lines. +grep '^Doctor:' dialogue.txt \ No newline at end of file diff --git a/individual-shell-tools/grep/script-02.sh b/individual-shell-tools/grep/script-02.sh index df6f856..c7aa715 100755 --- a/individual-shell-tools/grep/script-02.sh +++ b/individual-shell-tools/grep/script-02.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output every line in dialogue.txt that contains the word Doctor (regardless of case). # The output should contain 9 lines. +grep -i Doctor dialogue.txt \ No newline at end of file diff --git a/individual-shell-tools/grep/script-03.sh b/individual-shell-tools/grep/script-03.sh index 5383fe5..bcb956e 100755 --- a/individual-shell-tools/grep/script-03.sh +++ b/individual-shell-tools/grep/script-03.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output the number of lines in dialogue.txt that contain the word Doctor (regardless of case). # The output should be exactly the number 9. +grep -ci Doctor dialogue.txt \ No newline at end of file diff --git a/individual-shell-tools/grep/script-04.sh b/individual-shell-tools/grep/script-04.sh index 80ee047..cb2061d 100755 --- a/individual-shell-tools/grep/script-04.sh +++ b/individual-shell-tools/grep/script-04.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output every line in dialogue.txt that does not contain the word "Hello" (regardless of case). # The output should contain 10 lines. +grep -vi 'Hello' dialogue.txt \ No newline at end of file diff --git a/individual-shell-tools/grep/script-05.sh b/individual-shell-tools/grep/script-05.sh index 1eb5381..83e7e63 100755 --- a/individual-shell-tools/grep/script-05.sh +++ b/individual-shell-tools/grep/script-05.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output every line in dialogue.txt that contains the string "cure", as well as the line before that line. # The output should contain two pairs of two lines of text (with a separator between them). +grep -B1 cure dialogue.txt \ No newline at end of file diff --git a/individual-shell-tools/grep/script-06.sh b/individual-shell-tools/grep/script-06.sh index 5670e3b..cc7686c 100755 --- a/individual-shell-tools/grep/script-06.sh +++ b/individual-shell-tools/grep/script-06.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output the name of every `.txt` file in this directory which contains a line of dialogue said by the Doctor. # The output should contain two filenames. +grep -lr --include="*.txt" '^Doctor:' \ No newline at end of file diff --git a/individual-shell-tools/grep/script-07.sh b/individual-shell-tools/grep/script-07.sh index 9670eba..0727617 100755 --- a/individual-shell-tools/grep/script-07.sh +++ b/individual-shell-tools/grep/script-07.sh @@ -4,3 +4,5 @@ set -euo pipefail # TODO: Write a command to output, for each `.txt` file in this directory, how many lines of dialogue the Doctor has. # The output should show that dialogue.txt contains 6 lines, dialogue-2.txt contains 2, and dialogue-3.txt contains 0. + +grep -cr --include="*.txt" '^Doctor:' \ No newline at end of file From c055e3903cdfa755f147c2583f22b0bd04101557 Mon Sep 17 00:00:00 2001 From: Droid-An Date: Tue, 15 Jul 2025 16:43:43 +0100 Subject: [PATCH 6/7] done sed --- individual-shell-tools/sed/script-01.sh | 1 + individual-shell-tools/sed/script-02.sh | 1 + individual-shell-tools/sed/script-03.sh | 1 + individual-shell-tools/sed/script-04.sh | 1 + individual-shell-tools/sed/script-05.sh | 2 ++ individual-shell-tools/sed/script-06.sh | 1 + 6 files changed, 7 insertions(+) diff --git a/individual-shell-tools/sed/script-01.sh b/individual-shell-tools/sed/script-01.sh index 3eba6fa..57faad5 100755 --- a/individual-shell-tools/sed/script-01.sh +++ b/individual-shell-tools/sed/script-01.sh @@ -5,3 +5,4 @@ set -euo pipefail # TODO: Write a command to output input.txt with all occurrences of the letter `i` replaced with `I`. # The output should contain 11 lines. # The first line of the output should be: "ThIs Is a sample fIle for experImentIng with sed.". +sed 's/i/I/g' input.txt \ No newline at end of file diff --git a/individual-shell-tools/sed/script-02.sh b/individual-shell-tools/sed/script-02.sh index abdd64d..b91d6b4 100755 --- a/individual-shell-tools/sed/script-02.sh +++ b/individual-shell-tools/sed/script-02.sh @@ -5,3 +5,4 @@ set -euo pipefail # TODO: Write a command to output input.txt with numbers removed. # The output should contain 11 lines. # Line 6 of the output should be " Alisha". +sed 's/[0-9]//g' input.txt \ No newline at end of file diff --git a/individual-shell-tools/sed/script-03.sh b/individual-shell-tools/sed/script-03.sh index dd284a2..93a9c39 100755 --- a/individual-shell-tools/sed/script-03.sh +++ b/individual-shell-tools/sed/script-03.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output input.txt removing any line which contains a number. # The output should contain 6 lines. +sed '/[0-9]/d' input.txt \ No newline at end of file diff --git a/individual-shell-tools/sed/script-04.sh b/individual-shell-tools/sed/script-04.sh index 0052ac6..4a23a14 100755 --- a/individual-shell-tools/sed/script-04.sh +++ b/individual-shell-tools/sed/script-04.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output input.txt replacing every occurrence of the string "We'll" with "We will". # The output should contain 11 lines. +sed "s/We'll/We will/g" input.txt \ No newline at end of file diff --git a/individual-shell-tools/sed/script-05.sh b/individual-shell-tools/sed/script-05.sh index 2dcc91a..28371c9 100755 --- a/individual-shell-tools/sed/script-05.sh +++ b/individual-shell-tools/sed/script-05.sh @@ -6,3 +6,5 @@ set -euo pipefail # If a line starts with a number and a space, make the line instead end with a space and the number. # So line 6 which currently reads "37 Alisha" should instead read "Alisha 37". # The output should contain 11 lines. + +sed -E 's/^([0-9]+) (.*)/\2 \1/' input.txt diff --git a/individual-shell-tools/sed/script-06.sh b/individual-shell-tools/sed/script-06.sh index 0b93901..9331f90 100755 --- a/individual-shell-tools/sed/script-06.sh +++ b/individual-shell-tools/sed/script-06.sh @@ -8,3 +8,4 @@ set -euo pipefail # The output should contain 11 lines. # Line 3 should be "It contains many lines, and there are some things you may want to do with each of them.". # Line 11 should be "We also should remember, when we go shopping, to get 4 items: oranges, cheese, bread, olives.". +sed 's/,\([^ ]\)/, \1/g' input.txt From c30edba6b27b1fb4c6716f8d0ac5335591d25626 Mon Sep 17 00:00:00 2001 From: Droid-An Date: Tue, 15 Jul 2025 17:20:29 +0100 Subject: [PATCH 7/7] done awk --- individual-shell-tools/awk/script-01.sh | 1 + individual-shell-tools/awk/script-02.sh | 1 + individual-shell-tools/awk/script-03.sh | 1 + individual-shell-tools/awk/script-04.sh | 1 + individual-shell-tools/awk/script-05.sh | 1 + 5 files changed, 5 insertions(+) diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh index 8db4390..824e4c5 100755 --- a/individual-shell-tools/awk/script-01.sh +++ b/individual-shell-tools/awk/script-01.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output just the names of each player in `scores-table.txt`. # Your output should contain 6 lines, each with just one word on it. +awk '{print $1}' scores-table.txt \ No newline at end of file diff --git a/individual-shell-tools/awk/script-02.sh b/individual-shell-tools/awk/script-02.sh index 5956be9..f52195b 100755 --- a/individual-shell-tools/awk/script-02.sh +++ b/individual-shell-tools/awk/script-02.sh @@ -4,3 +4,4 @@ set -euo pipefail # TODO: Write a command to output the names of each player, as well as their city. # Your output should contain 6 lines, each with two words on it, separated by a space. +awk '{print $1,$2}' scores-table.txt \ No newline at end of file diff --git a/individual-shell-tools/awk/script-03.sh b/individual-shell-tools/awk/script-03.sh index af7c6e8..5a58aad 100755 --- a/individual-shell-tools/awk/script-03.sh +++ b/individual-shell-tools/awk/script-03.sh @@ -5,3 +5,4 @@ set -euo pipefail # TODO: Write a command to output just the names of each player along with the score from their first attempt. # Your output should contain 6 lines, each with one word and one number on it. # The first line should be "Ahmed 1". +awk '{print $1,$3}' scores-table.txt \ No newline at end of file diff --git a/individual-shell-tools/awk/script-04.sh b/individual-shell-tools/awk/script-04.sh index bf15703..1b6eda4 100755 --- a/individual-shell-tools/awk/script-04.sh +++ b/individual-shell-tools/awk/script-04.sh @@ -5,3 +5,4 @@ set -euo pipefail # TODO: Write a command to output just the names of each player in London along with the score from their last attempt. # Your output should contain 3 lines, each with one word and one number on it. # The first line should be "Ahmed 4". +awk '/London/ {print $1, $NF}' scores-table.txt diff --git a/individual-shell-tools/awk/script-05.sh b/individual-shell-tools/awk/script-05.sh index d1680cb..a3f50aa 100755 --- a/individual-shell-tools/awk/script-05.sh +++ b/individual-shell-tools/awk/script-05.sh @@ -5,3 +5,4 @@ set -euo pipefail # TODO: Write a command to output just the names of each player along with the number of times they've played the game. # Your output should contain 6 lines, each with one word and one number on it. # The first line should be "Ahmed 3". +awk '/London/ {print $1, NF-2}' scores-table.txt \ No newline at end of file