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Techcable

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Techcable / listfiles.sh
Created August 19, 2023 06:04
Simple shell script to list files
#!/bin/bash
if [[ "$#" -ne 2 ]]; then
echo "ERROR: Invalid number of arguments" >&2;
echo >&2;
echo "Usage: ./listfiles.sh <directory> <outfile>" >&2;
exit 1;
fi
TARGET_DIR="$1";
@Techcable
Techcable / confirm.sh
Last active August 18, 2023 21:49
Shell confirmation via Python rich - https://rich.readthedocs.io/en/latest/reference/prompt.html#rich.prompt.Confirm
#!/bin/sh
confirm() {
local prompt="$1";
local default;
case "$2" in
true | True | yes)
default="True";
;;
false | False | no)
@Techcable
Techcable / byte_format.py
Created August 18, 2023 03:19
Minature python library which formats bytes for user display
from decimal import Decimal
from enum import IntEnum
from numbers import Real
class ByteUnit(IntEnum):
BYTE = 1
KILLIBYTE = 1024**1
MEGABYTE = 1024**2
GIGABYTE = 1024**3
@Techcable
Techcable / convert_bookmarks.py
Created June 25, 2023 05:37
Convert Firefox bookmarks json -> raindrop.io CSV
"""Converts firefox's JSON bookmarks format to the CSV format raindrop.io expects
See here for docs on raindrop: https://help.raindrop.io/import/#csv
"""
from __future__ import annotations
from typing import (
ClassVar, Iterable, NewType, Any, Iterator
)
from enum import Enum, nonmember as enum_nonmember
@Techcable
Techcable / klib.wrap
Last active January 16, 2023 22:43
Meson Wrapfile for klib
# Website: https://attractivechaos.github.io/klib/
# Source: https://github.com/attractivechaos/klib
#
# Meson Wrap Gist:
# Meson Wrap Version: 1
[wrap-git]
url = https://github.com/attractivechaos/klib.git
revision = head
patch_directory = klib
@Techcable
Techcable / fend-unitfmt.janet
Created November 16, 2022 02:13
A Janet script to wrap fend and format units [WIP]
(import sh)
(import spork)
(def- metric-prefixes ["K" "M" "G" "T" "P" "E"])
(defn- makeunit [&named name base-prefix binary]
(default binary false)
(assert (keyword? name))
(assert (not (empty? (string name))))
(assert (string? base-prefix))
@Techcable
Techcable / minimized.zig
Created August 26, 2022 04:55
stage3 regression for comptime slice concat (need explicit comptime block)
const std = @import("std");
fn sdk_root() []const u8 {
return std.fs.path.dirname(@src().file) orelse ".";
}
fn dep_root_working() []const u8 {
const sdk_root_val = comptime blk: { break :blk sdk_root(); };
return sdk_root_val ++ "/deps/mpack";
}
@Techcable
Techcable / getjanet.sh
Last active August 20, 2022 03:07
A small bash script to download & compile the Janet CLI
#!/bin/bash
# Available as github gist: https://gist.github.com/Techcable/b83df781602857dd2f6cf0074e50ba77
set -e
if [[ $# -eq 1 ]]; then
OUT_FILE="$(realpath "$1")";
else
echo "ERROR: Invalid arguments" >&2;
@Techcable
Techcable / exec-slurp.janet
Created August 4, 2022 02:33
Janet subprocess execute: `exec-slurp` by the great @bakpakin
# See also andrewchambers/janet-sh for a more complete (and awesome) solution:
# https://acha.ninja/blog/dsl_for_shell_scripting/
#
# Source: https://github.com/janet-lang/jpm/blob/07b0c18daf75cfdf098eff5526a17ad0436e3dc0/jpm/shutil.janet#L123-L137
(defn exec-slurp
"Read stdout of subprocess and return it trimmed in a string."
[& args]
(when (dyn :verbose)
(flush)
(print ;(interpose " " args)))
@Techcable
Techcable / sieve.janet
Last active April 9, 2022 01:05
Sieve of Eratosthenes for Janet
(defn primes-before
"Gives all the primes < limit"
[limit]
(assert (int? limit))
# Janet has a buffer type (mutable string) which has easy methods for use as bitset
(def buf-size (math/ceil (/ (+ 1 limit) 8)))
(def is-prime (buffer/new-filled buf-size (bnot 0)))
(buffer/bit-clear is-prime 0)
(buffer/bit-clear is-prime 1)
(for n 0 (math/ceil (math/sqrt limit))