theimpostor’s gists

theimpostor / json-merge.pl

Created October 24, 2016 19:59

Merge json files via simple perl script

	#!/usr/bin/perl
	BEGIN { $ENV{PERL_JSON_BACKEND} = 'JSON::PP' }
	use JSON; # always uses JSON:PP
	use File::Slurp;
	use Hash::Merge qw( merge );

	use warnings;
	use strict;

	##

theimpostor / Dockerfile

Last active July 8, 2018 20:22

read input w/curl

	FROM alpine

	RUN apk add --no-cache \
	bash \
	curl

	CMD [ "/bin/bash", "-c", "curl --include https://api.apify.com/v2/key-value-stores/${APIFY_DEFAULT_KEY_VALUE_STORE_ID}/records/INPUT?disableRedirect=1" ]

theimpostor / Dockerfile

Created October 30, 2018 03:03

apify.com actor for https://praytime.app

FROM praytime/praytime

theimpostor / brew install ccls with debug

Last active February 7, 2019 17:09

ccls crash

	Process: ccls [24711]
	Path: /usr/local/Cellar/ccls/0.20181225.8/bin/ccls
	Identifier: ccls
	Version: 0
	Code Type: X86-64 (Native)
	Parent Process: languageclient [24703]
	Responsible: ccls [24711]
	User ID: 502

	Date/Time: 2019-02-06 11:55:28.990 -0600

theimpostor / CMakeLists.txt

Last active April 29, 2019 21:33

rocksdb slow seek

	cmake_minimum_required(VERSION 3.0)

	project(rocksdb-slow-seek-proj)

	# write a compile_commands.json
	set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

	find_library(ROCKSDB_LIBRARY rocksdb
	PATHS ${ROCKSDB_DIR}/lib)
	find_library(SNAPPY_LIBRARY snappy

theimpostor / LOG

Last active April 30, 2019 19:36

slow-seek w/delete range

	2019/04/30-14:34:43.957327 7fff973af380 RocksDB version: 5.15.10
	2019/04/30-14:34:43.958137 7fff973af380 Git sha rocksdb_build_git_sha:
	2019/04/30-14:34:43.958140 7fff973af380 Compile date Feb 12 2019
	2019/04/30-14:34:43.958144 7fff973af380 DB SUMMARY
	2019/04/30-14:34:43.958191 7fff973af380 SST files in db dir, Total Num: 0, files:
	2019/04/30-14:34:43.958193 7fff973af380 Write Ahead Log file in db:
	2019/04/30-14:34:43.958195 7fff973af380 Options.error_if_exists: 0
	2019/04/30-14:34:43.958196 7fff973af380 Options.create_if_missing: 1
	2019/04/30-14:34:43.958197 7fff973af380 Options.paranoid_checks: 1
	2019/04/30-14:34:43.958198 7fff973af380 Options.env: 0x10701ca58

theimpostor / gist:8c35f6b602950ba5153043b444a29196

Last active July 29, 2021 07:11

download a youtube-dl playlist in parallel

	PLAYLIST_URL=https://www.youtube.com/playlist?list=PLC89682017B43845D
	PARALLEL=4
	ARGS=" -f bestaudio -x --audio-format mp3"

	youtube-dl -J $PLAYLIST_URL \| jq -r '.entries[].webpage_url' \| xargs -n 1 -P $PARALLEL youtube-dl $ARGS

	# optional trim silence:
	find . -maxdepth 1 -type f -name \*.mp3 -print0 \| xargs -0 -n 1 -P 8 mp3splt -q -r -p min=2 -d trimmed -o '@f'

theimpostor / main.cpp

Created October 31, 2019 00:33

Solution to nine digits puzzle at compile time

	#include <stdio.h>

	#define SWAP_INT(x, y) \
	do { \
	int tmp = (x); \
	(x) = (y); \
	(y) = tmp; \
	} while (0)

	template <int N> struct ConstArray {

theimpostor / index.html

Created October 30, 2022 15:33

WNyQZNR