matrixd’s gists

matrixd / gist:6c2a47039420acac7621

Created February 29, 2016 20:36

udev

	sudo udevadm test /sys/devices/platform/i8042/serio1
	calling: test
	version 229
	This program is for debugging only, it does not run any program
	specified by a RUN key. It may show incorrect results, because
	some values may be different, or not available at a simulation run.

	=== trie on-disk ===
	tool version: 229
	file size: 6845599 bytes

matrixd / log.txt

Created April 19, 2016 18:36

vfio bind log

	[ 480.367451] INFO: task bash:1191 blocked for more than 120 seconds.
	[ 480.367455] Tainted: P O 4.5.1-1-ARCH #1
	[ 480.367456] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
	[ 480.367458] bash D ffff8800a5d7bb78 0 1191 1190 0x00000000
	[ 480.367461] ffff8800a5d7bb78 ffff8800a5d7bb78 ffffffff81811500 ffff880215bbb900
	[ 480.367464] ffff8800a5d7c000 ffff8800a5d7bcf0 ffff8800a5d7bce8 0000000000000000
	[ 480.367465] ffff880215bbb900 ffff8800a5d7bb90 ffffffff815a9b2c 7fffffffffffffff
	[ 480.367467] Call Trace:
	[ 480.367474] [<ffffffff815a9b2c>] schedule+0x3c/0x90
	[ 480.367476] [<ffffffff815ac613>] schedule_timeout+0x1d3/0x260

matrixd / write.c

Last active July 13, 2016 14:17

datagram + write size limit

	#include <sys/types.h>
	#include <sys/socket.h>
	#include <stdio.h>
	#include <netinet/in.h>
	#include <netdb.h>
	#include <string.h>
	#include <errno.h>

	ssize_t getSndBufSize(sockfd)
	{

matrixd / util.c

Last active September 26, 2016 00:43

matrixd / fx-8350e

Last active November 10, 2016 22:24

	> 7z b

	7-Zip [64] 16.02 : Copyright (c) 1999-2016 Igor Pavlov : 2016-05-21
	p7zip Version 16.02 (locale=en_US.utf8,Utf16=on,HugeFiles=on,64 bits,8 CPUs AMD FX-8320E Eight-Core Processor (600F20),ASM,AES-NI)

	AMD FX-8320E Eight-Core Processor (600F20)
	CPU Freq: 3684 3682 3680 3687 3687 3682 3687 3687 3686

	RAM size: 8020 MB, # CPU hardware threads: 8
	RAM usage: 1765 MB, # Benchmark threads: 8

matrixd / rx.java

Created January 17, 2017 12:23

	Observable<String> input = Observable.create(new ObservableOnSubscribe<String>() {
	@Override
	public void subscribe(ObservableEmitter<String> e) throws Exception {
	BufferedReader bfr = new BufferedReader(new InputStreamReader(System.in));
	while (true) {
	e.onNext(bfr.readLine());
	}
	}
	});

matrixd / gist:d5ee8f8a9ab51ecc12757c048bfa2c82

Created March 6, 2017 22:15

	QTableView::resizeEvent(event);

	int columns = this->model()->columnCount();

	int totalHeaderWidth = 0;
	for (int column = 0; column < columns; column++)
	{
	totalHeaderWidth += horizontalHeader()->sectionSizeHint(column);
	}

matrixd / async.cpp

Last active April 18, 2017 22:04

	#include <iostream>
	#include <thread>
	#include <chrono>
	#include <future>

	int main()
	{
	auto future = std::async(std::launch::async, []
	{
	using namespace std::chrono_literals;

matrixd / connectionpool.hpp

Created April 19, 2017 11:55

	#ifndef CONNECTIONPOOL_HPP
	#define CONNECTIONPOOL_HPP

	#include <memory>
	#include <functional>
	#include <deque>
	#include <mutex>

	template <typename Connection>
	class ConnectionPool

matrixd / pool.hpp

Created April 19, 2017 16:25