lyrixx

<?php

require __DIR__ . '/vendor/autoload.php';

use Symfony\Component\Console\Output\StreamOutput;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;

$k = new class('prod', false) extends AppKernel implements CompilerPassInterface {
    public function process(ContainerBuilder $container)

lyrixx

watch -n 1 cp -u -R ./source ./dest

# Run every seconds: `-n 1`
# Copy everything from "source" to "dest": 
#  `-R ./source ./dest`
# But only if the content is different `-u`

lyrixx

#!/bin/bash

# Put this file at: .git/hooks/post-checkout
# and make it executable
# You can install it system wide too, see http://stackoverflow.com/a/2293578/685587

PREV_COMMIT=$1
POST_COMMIT=$2

NOCOLOR='\e[0m'

lyrixx

<?php

const STREAM_OPEN_FOR_INCLUDE = 128;

final class HardCoreDebugLogger
{
    public static function register(string $output = 'php://stdout')
    {
        register_tick_function(function () use ($output) {
            $bt = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 1);

lyrixx

PHP + Stream Wrapper + Stream Filter // Reproducer

Reproducer for php/php-src#8219

Usage

Run php index.php

Output

lyrixx

<?php
<<<CONFIG
packages:
    - "symfony/finder: ~3.0"
    - "symfony/console: ~3.0"
CONFIG;

use Symfony\Component\Console\Application;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;

lyrixx

<?php

register_tick_function(function() {
    $bt = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 1);
    $last = reset($bt);
    $info = sprintf("%s +%d\n", $last['file'], $last['line']);
    file_put_contents('/tmp/segfault.txt', $info, FILE_APPEND);
    // or
    // file_put_contents('php://output', $info, FILE_APPEND);
});

lyrixx

<?php

function m()
{
    $memory = round(memory_get_usage() / 1024 / 1024, 2);
    $frame = debug_backtrace(0, 1)[0];
    $file = basename($frame['file']);
    $line = $frame['line'];

    printf("%s:%d | %sMb\n", $file, $line, $memory);

lyrixx

Debug media keys and Spotify

TL;DR: There is a bug in gnome that have been fixed in 3.3. But you can temporary fix this issue with: pkill gsd-media-keys

Let's Debug

1. We check logs

lyrixx

/vendor/