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diff -bur foo/baz.txt bar/baz.txt
--- foo/baz.txt	2023-05-01 18:20:09.887623152 -0400
+++ bar/baz.txt	2023-05-01 18:20:09.887623152 -0400
@@ -1 +1 @@
-norf
+qux

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linuxdeploy-x86_64.AppImage --appdir AppDir -e /bin/lowdown -d /home/risto/scripts/lowdown.desktop -i 256x256/lowdown.png -o appimage

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<?xml version='1.0'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<!-- 
On void, see /etc/fonts/conf.d/30-metric-aliases.conf
Sets the google font Arimo for sans-serif, and adds an alias for Helvetica 
-->
<fontconfig>
  <alias>
    <family>sans-serif</family>
    <prefer><family>Arimo</family></prefer>

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Tcl evaluation of "", [], and {} notation

• "" in tcl is like javascript ""
• {} in tcl is like javascript ``
• [] in tcl is like shell ``

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package require Tk
eval [exec gnuplot << "
    set term tk
    set key fixed left top vertical Right noreverse enhanced autotitle box lt black linewidth 1.000 dashtype solid
    set samples 50, 50
    set title \"Simple Plots\" 
    set title  font \",14\" textcolor lt 1 norotate
    set xrange \[ * : * \] noreverse writeback
    set x2range \[ * : * \] noreverse writeback
    set yrange \[ * : * \] noreverse writeback

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:- use_module(library(clpq)).

%% Amount of coffee to use for french press
coffee(CoffeeGrams, WaterOz) :-
    {25 / 6 =:= CoffeeGrams / WaterOz}.

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var ws = require('ws');
var client = new ws("ws+unix:///tmp/server.sock")
client.send('hello')

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// Using let and a block statement allows you to create Ocaml-like inner modules
let Foo
{
  // This is in a closure, but the module itself is declarative -- it's not a class
  let norf = 567

  // You can nest inner modules too
  let Bar
  {
    let exclaim = '!'

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?- TermStart = (X = 123), with_output_to(string(S), write_term(TermStart, [variable_names(['X'=X])])),
   concat(S, ".", S2), open_string(S2, Stream), read_term(Stream, TermEnd, [variable_names(['X'=X])]).
TermStart = TermEnd, TermEnd = (X=123),
S = "X=123",
S2 = 'X=123.',
Stream = <stream>(0x55858662ae00).

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?- use_module(library(optparse)).
true.

?- ExampleOptsSpec =
    [ [opt(mode    ), type(atom), default('SCAN'),
        shortflags([m]),   longflags(['mode'] ),
        help([ 'data gathering mode, one of'
             , '  SCAN: do this'
             , '  READ: do that'
             , '  MAKE: fabricate some numbers'