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24 changed files with 167 additions and 343 deletions

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@ -40,8 +40,6 @@ $(databases): .dbs/%.rec: %/ | .dbs/
db.rec: $(databases)
printf '%s\n' '%rec: guide' > $@
printf '%s\n' '%key: title' >> $@
printf '%s\n' '%type: requires rec guide' >> $@
printf '%s\n' '%type: provides rec guide' >> $@
printf '%s\n' '%type: wordcount int' >> $@
printf '%s\n\n' '%sort: wordcount' >> $@
cat $^ >> $@

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@ -4,29 +4,23 @@ title: "Linux Knowledge Base"
The Linux Knowledge-Base provides quick-start guides for working with terminal programs.
If you like this style of short articles with a miniature database, then join me in my quest to remove the nausea of poorly-written documentation.
# Setup
Install `make`, `recutils`, and any fuzzy-finder (i.e. `sk`, `fzy`, or `fzf`).
## Usage
Set up the database and try a few queries:
```sh
make
make database
recsel db.rec -m 3
recsel db.rec -q database
recsel db.rec -q gpg
recsel db.rec -e "title = 'ssh'"
recsel db.rec -e "title ~ 'ssh'"
recsel db.rec -e "title ~ 'bash'" -R title,wordcount
recsel db.rec -t guide -j provides -G title \
-e "title = 'ssh'" \
-p 'sum(provides_wordcount)'
recsel db.rec -m 1 -P content | less -R
```
# Style
@ -36,14 +30,6 @@ recsel db.rec -t guide -j provides -G title \
- Nobody cares about how the project started.
- Nobody wants to read what `ffmpeg` is, because anyone who wants to use it already knows what it is.
## State Knowledge Dependencies
Articles should state what you need to understand in order to read them *at the start*.
They should not assume the reader knows much beyond common terminal commands, and should not provide a link to some other resource half-way through an article.
People should be able to read an article from the beginning, then keep going until the end, and then stop.
Articles should not take a detour through a chain of other articles of unknown size.
## Be Opinionated
- Guides should not ask the reader to select options half-way through.
@ -88,11 +74,6 @@ grep ls --color=always $HISTFILE | $PAGER
Now we can see what can be changed.
## Assume People Follow the Instructions
Articles should say what to type, not the output.
If the command is `ls`, users will see files once they try the command, but the article does not need to provide an example list of files unless an important point has to be made about output.
# What's Wrong with Everything Else?
## Man pages

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@ -56,7 +56,7 @@ Then set that language, with:
LANG=pl_PL.UTF-8
```
...then reboot.
... then reboot.
# Network Time Protocol

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@ -142,3 +142,4 @@ You can ensure omemo automatcally turns on:
```
---
'OTR' encryption is mostly dead, but you can find the old instructions [here](profanity-otr).

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@ -6,40 +6,41 @@ tags: [ "data" ]
## New Machines
```sh
```bash
git config --global user.email "$YOUR_EMAIL"
```
```sh
```bash
git config --global user.name "$YOUR_NAME"
```
# New Git
Decide on algorithm:
Start a git in directory `$DIR`:
- If you're scared of insecure hash-sums, go with `hash=sha256`.
- If you don't know what a hash sum is, go with `hash=sha1`.
## Init the Git
Start a git in directory `${DIR}`:
```sh
git init --object-format=${hash} ${DIR}
cd ${DIR}
```bash
mkdir $DIR && cd $DIR
```
Make a file explaining what the project does, and tell `git` to track it:
```bash
git init
```
```sh
echo "I hereby solemnly swear never to commit a binary file." > README.md
Make a file explaining what the project does:
```bash
vim README.md
```
Add this to the git:
```bash
git add README.md
```
Then make the initial commit, explaining the change you just made:
```sh
```bash
git commit
```
@ -47,17 +48,17 @@ git commit
Once you make a change to some file, add it and make a commit explaining it.
```sh
```bash
git add $FILE
```
```sh
```bash
git commit -m"change $FILE"
```
Check your history:
```sh
```bash
git log
```
@ -68,20 +69,20 @@ Give it the same name as the `$DIR` directory, above.
Add this as a remote:
```sh
```bash
REMOTE=gitlab
git remote add $REMOTE https://gitlab.com/$USERNAME/$DIR
```
Tell git you're pushing the branch "master" to the remote repo "origin":
```sh
```bash
git push -u master origin
```
If someone makes a change on the remote, pull it down with:
```sh
```bash
git pull
```
@ -90,31 +91,31 @@ git pull
A branch is a full copy of the project to test additional ideas.
You can make a new branch called 'featurez' like this:
```sh
```bash
git branch $FEATURE_BRANCH
```
Have a look at all your branches:
```sh
```bash
git branch
```
Switch to your new branch:
```sh
```bash
git checkout $FEATURE_BRANCH
```
And if your changes are rubbish, checkout the "master" branch again, then delete "featurez":
```sh
```bash
git branch -D $FEATURE_BRANCH
```
Or if it's a good branch, push it to the remote:
```sh
```bash
remote=origin
git push $remote $FEATURE_BRANCH
```
@ -123,13 +124,13 @@ git push $remote $FEATURE_BRANCH
Once you like the feature, merge it into the main branch. Switch to master then merge it:
```sh
```bash
git merge $FEATURE_BRANCH
```
And delete the branch, as you've already merged it:
```sh
```bash
git branch -d $FEATURE_BRANCH
```
@ -137,7 +138,7 @@ git branch -d $FEATURE_BRANCH
## Pulling another git repo into a subtree
```sh
```bash
git subtree add -P config git@gitlab.com:bindrpg/config.git master
```
@ -145,27 +146,27 @@ git subtree add -P config git@gitlab.com:bindrpg/config.git master
## Delete All History
```sh
```bash
git checkout --orphan temp
```
```sh
```bash
git add -A
```
```sh
```bash
git commit -am "release the commits!"
```
```sh
```bash
git branch -D master
```
```sh
```bash
git branch -m master
```
```sh
```bash
git push -f origin master
```
@ -173,21 +174,21 @@ Gitlab requires more changes, such as going to `settings > repository` and switc
## Clean up Bloated Repo
```sh
```bash
git fsck --full
```
```sh
```bash
git gc --prune=now --aggressive
```
```sh
```bash
git repack
```
## Find Binary Blobs
```sh
```bash
git rev-list --objects --all \
| git cat-file --batch-check='%(objecttype) %(objectname) %(objectsize) %(rest)' \
| sed -n 's/^blob //p' \

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@ -1,22 +0,0 @@
---
title: "Commit for Another"
tags: [ "data", "git" ]
---
You can make Alice the author, while you are still the commiter:
```sh
name="Alice Bobinson"
email="alice@email.com"
git add ${file}
git commit --author="${name} <${email}>"
```
Or, make Alice both the committer and the author:
```sh
git -c user.name="${name}" -c user.email="${email}" commit -m "${message}"
```

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@ -1,19 +0,0 @@
---
title: "Interactive String Substitution"
tags: [ "data", "vim", "substitution" ]
---
Want to find and replace, but also confirm each instance?
```sh
vim -c "%s/${pattern}/${replacement}/gc" -c 'wq' ${file}
```
Notice that double-quotes (`"`) in the first command (`-c`).
Alternatively, check with an example string:
```sh
sed "s/${pattern}/ARGLEBARGLE/g" ${file} | grep 'ARGLEBARGLE'
```

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@ -1,13 +0,0 @@
---
title: "Convert Spreadsheets"
tags: [ "data", "sc-im" ]
---
Convert between spreadsheet formats with `sc-im`.
```sh
sc-im --quiet --quit_afterload --nocurses --export_csv ${file}.xlsx
sc-im --quiet --quit_afterload --nocurses --export_tab ${file}.sc
sc-im --quiet --quit_afterload --nocurses --export_mkd ${file}.csv
sc-im --quiet --quit_afterload --nocurses --export_txt ${file}.tsv
```

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@ -5,19 +5,19 @@ tags: [ "organization" ]
Set up the configuration file:
```sh
```bash
task
```
Add a task:
```sh
```bash
task add update linux
```
See which task is next:
```sh
```bash
task next
```
@ -25,13 +25,13 @@ Note the id number.
Mark a task as started:
```sh
```bash
task start 1
```
Once finished:
```sh
```bash
task 1 done
```
@ -39,7 +39,7 @@ task 1 done
Add a project:
```sh
```bash
task add project:house buy potted plant
task add proj:house.repair buy screwdriver
task add proj:house.repair buy shelf brackets
@ -51,11 +51,11 @@ task add pro:house.paint buy brushes
## Summary
```sh
```bash
task pro:house sum
```
```sh
```bash
task burndown.daily pro:house
```
@ -63,13 +63,13 @@ The summaries will show how fast a project is being completed, and when you can
# Tags
```sh
```bash
task add +buy toothbrush
```
You can then see only tasks which involve buying something with:
```sh
```bash
task +buy
```
@ -77,27 +77,27 @@ task +buy
Set three contexts by their tags:
```sh
```bash
task context define work +sa or +hr
```
```sh
```bash
task context define study +ed or +void or +rat
```
```sh
```bash
task context define home -sa -hr -ed -void -rat
```
Change to the first context.
```sh
```bash
task context work
```
Then stop.
```sh
```bash
task context none
```
@ -105,7 +105,7 @@ task context none
View list of tasks completed in the last week:
```sh
```bash
task end.after:today-1wk completed
```
@ -113,19 +113,19 @@ task end.after:today-1wk completed
Make a UDA 'size'.
```sh
```bash
task config uda.size.type string
```
```sh
```bash
task config uda.size.label Size
```
```sh
```bash
task config uda.size.values large,medium,small
```
```sh
```bash
uda.size.default=medium
```
@ -133,7 +133,7 @@ uda.size.default=medium
This command shows tasks I'm most interested in:
```sh
```bash
task next +ACTIVE or +OVERDUE or due:today or scheduled:today or pri:H
```

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@ -6,13 +6,13 @@ tags: [ "data", "tracking", "time", "timew" ]
Try:
```sh
```bash
timew summary :yesterday
```
You can also use :week, :lastweek, :month, :quarter, :year, or a range such as:
```sh
```bash
timew summary today to tomorrow
timew today - tomorrow
2018-10-15T06:00 - 2018-10-17T06:00
@ -22,7 +22,7 @@ Each of these can gain with the :ids tag.
# Basics
```sh
```bash
timew start
timew stop
timew continue
@ -32,7 +32,7 @@ timew tags
And add ids with:
```sh
```bash
timew summary :ids
timew track 10am - 1pm timewarrior
timew track 1pm for 2h walk
@ -42,50 +42,50 @@ timew track 1pm for 2h walk
First get ids.
```sh
```bash
timew summary :ids
```
Then if we're looking at task @2:
```sh
```bash
timew move @2 12:00
timew lengthen @2 3mins
```
```sh
```bash
time shorten @2 40mins
```
# Forgetting
```sh
```bash
timew start 1h ago @4
```
Or if your action actually had a break:
```sh
```bash
timew split @8
```
Or maybe not?
```sh
```bash
timew join @4 @8
timew @8 delete
```
Start at previous time
```sh
```bash
timew start 3pm 'Read chapter 12'
timew start 90mins ago 'Read chapter 12'
```
Cancel currently tracked time.
```sh
```bash
timew cancel
```
@ -157,11 +157,11 @@ with:
# Fixing Errors
```sh
```bash
curl -O https://taskwarrior.org/download/timew-dbcorrection.py
```
```sh
```bash
python timew-dbcorrections.py
```

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@ -1,11 +0,0 @@
---
title: "View Torrents"
tags: [ "data", "transmission", "torrenting" ]
---
```sh
transmission-show $file.torrent | less
```
`TRACKERS` shows where transmission will ask who has the torrent, but will probably be out of date.

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@ -57,5 +57,5 @@ brightnessctl s 10%+
- [autologin](autologin.md)
- [services](sv.md)
- [wifi](../../networking/wpa_supplicant.md)
- [wifi](wpa_cli.md)

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@ -1,20 +0,0 @@
---
title: "Mapping the Net"
tags: [ "networking", "graph", "fun" ]
---
Find the path to a domain:
```sh
domain=bad.horse
max_hops=50
tracepath -m $maximum_hops $domain
```
If you're on Debian, you can use `graph-easy` and `dothost` to make an instant diagram:
```sh
domain=dice.camp
dothost $domain | graph-easy --boxart
```

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@ -10,8 +10,7 @@ tags: [ "vim", "basic" ]
## Extras
- [Navigation](vim/navigate.md)
- [Completion](vim/completion.md)
- [Search](vim/search.md)
- [Window Splits](vim/windows.md)
- [Use vim bindings in bash](vim/vim_in_bash.md)
- [Navigation](navigate.md)
- [Completion](vim-completion.md)
- [Search](vim-search.md)
- [Window Splits](vim-windows.md)

48
vim/navigate.md Normal file
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@ -0,0 +1,48 @@
---
title: "vim navigation"
tags: [ "vim" ]
---
| Move | Command |
|:-----|:-------------|
|Down page | C-f |
| Down half page | C-d |
| Up page | C-b |
| Up half page | C-u |
## Scroll
> C-e
> C-y
## Jumps
Go through your last jumps:
> C-I
> C-O
Go to the last and previous places you've changed:
> g;
> g,
Go to a filename, and type `gf` (Go-to-File).
For example, if you put your cursor over the `~/.vimrc` in this line, you can edit your vim configuration file.
`source ~/.vimrc`
# Project Structure
Make a 20 character 'visual split' in the current working directory ('`.`').
> :20vs .
Change the view for this:
> C-w x

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@ -1,17 +1,16 @@
---
title: "vim completion"
tags: [ "vim", "completion" ]
requires: [ "vim basics" ]
tags: [ "vim" ]
---
Complete the word by searching for the *n*ext similar word:
`C-n`
> C-n
Complete the word by searching for a *p*revious similar word:
`C-p`
> C-p
Complete the full line:
`C-x C-l`
> C-x C-l

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@ -1,23 +1,22 @@
---
title: "vim search"
tags: [ "vim", "search" ]
requires: [ "vim basics" ]
tags: [ "vim" ]
---
Search for the next and or previous occurrence of the word under your cursor with `*` and `#`.
Search and replace the first 'one' found with 'two':
`:%s/one/two/`
> :%s/one/two/
Same, but replace 'one' globally:
`:%s/one/two/g`
> :%s/one/two/g
Put quotes around every occurrence of `$HOME`:
`:%s/$HOME/"&"`
> :%s/$HOME/"&"
Same, but add curly brackets around `$HOSTNAME`:
`:%s/$HOSTNAME/{&}`
> :%s/$HOSTNAME/{&}

14
vim/vim-windows.md Normal file
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@ -0,0 +1,14 @@
---
title: "vim windows"
tags: [ "vim" ]
---
| Command | Keys |
|:-----|:----:|
| split window | C-w s |
| split window vertically | C-w v |
| close window | C-q |
| change window | C-w w |
| rotate windows | C-w r |
| split open new file | :sf path/file |

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@ -1,14 +1,13 @@
---
title: "vim in bash"
tags: [ "vim", "bash", "inputrc" ]
requires: [ "vim basics" ]
---
Put bash in vim mode!
Place the following in your `~/.inputrc`:
```
```bash
set editing-mode vi
set show-mode-in-prompt on
set vi-ins-mode-string \1\e[33;32m\2[>]=\1\e[0m\2

9
vim/vim_tricks.md Normal file
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@ -0,0 +1,9 @@
---
title: "Vim Tricks"
tags: [ "vim" ]
---
## Remote Editing
> vim scp://*user*@*myserver*[:*port*]//*path/to/file.txt*

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@ -1,78 +0,0 @@
---
title: "LaTeX Setup the Hard Way"
tags: [ "writing" ]
---
# Warm Up
1. Deep breath.
1. Cup of tea.
1. Remove the old LaTeX junk you've installed. Search for 'texlive' or 'latex' in your package manager's installed files.
1. Find `tlmgr` in your package manager.
# `tlmgr`
The LaTeX Package manager is known as `tlmgr`, and often resides in `/opt/texlive/${YEAR}/bin/x86_64-linux/tlmgr`.
Double-check the location:
```sh
ls -l /opt/texlive/${YEAR}/bin/x86_64-linux/tlmgr
ls /opt/texlive/${YEAR}/texmf-dist/scripts/texlive/tlmgr.pl
```
Double-check the year.
It should *not* match the real year, it should match the `texlive`.
## Problems along the Path
You can't use `tlmgr` unless it's in the `$PATH`.
Check if it *is* in the `$PATH` then if it *should* be in the path:
```sh
echo $PATH
grep texlive -r /etc/profile*
```
If `tlmgr` is where it should be, but not in the path, you can add it temporarily:
```sh
export PATH=${PATH}:/opt/texlive/${YEAR}/bin/x86_64-linux
```
...or just reboot.
## Usage
Search packages:
```sh
tlmgr search --global epstopdf
```
Can't find what you need?
Search for a specific file instead:
```sh
tlmgr search --global --file epstopdf-base.sty
sudo tlmgr install epstopdf-pkg
```
## Recommended Packages
```
latexmk
luatex
titletoc
titlesec
multicol
microtype
graphicx
fontspec
makeindex
imakeidx
```

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@ -1,36 +0,0 @@
---
title: "vim navigation"
tags: [ "vim", "navigation" ]
requires: [ "vim basics" ]
---
| Move | Command |
|:------------------------|:-------------|
| Down page | Ctl-f |
| Down half page | Ctl-d |
| Up page | Ctl-b |
| Up half page | Ctl-u |
| Scroll down | Ctl-e |
| Scroll up | Ctl-y |
| Jump to previous place | Ctl-i |
| Jump to back | Ctl-o |
| Jump to last change | g; |
| Jump to next change | g, |
| Go to current filename | gf |
Go to a filename, and type `gf` (Go-to-File).
For example, if you put your cursor over the `~/.vimrc` in this line, you can edit your vim configuration file.
`source ~/.vimrc`
# Project Structure
Make a 20 character 'visual split' in the current working directory ('`.`').
`:20vs .`
Swap buffer positions:
`C-w x`

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@ -1,15 +0,0 @@
---
title: "vim windows"
tags: [ "vim" ]
requires: [ "vim basics" ]
---
| Command | Keys |
|:--------------------------|:-------------------:|
| split window | `C-w s` |
| split window vertically | `C-w v` |
| close window | `C-q` |
| change window | `C-w w` |
| rotate windows | `C-w r` |
| split open new file | `:sf $filepath` |

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@ -1,10 +0,0 @@
---
title: "Vim Tricks"
tags: [ "vim" ]
requiered: [ "ssh" ]
---
## Remote Editing
`vim scp://*user*@*myserver*[:*port*]//*path/to/file.txt*`