mrmercc

• NodeJS and JavaScript
  • Event loop
  • Parallel programming
  • Async
  • Libuv and the thread pool
  • Streams and backpressure
  • Worker threads vs child processes
  • Memory model (V8 heap, garbage collection, memory leaks)
  • CommonJS vs ESM modules
• Clustering and process management (PM2, cluster module)

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PostgreSQL is Enough

• Simplify: move code into database functions
• Just Use Postgres for Everything
• PostgreSQL is the worlds’ best database
• Hacker News discussion

Background and Cron Jobs

• https://github.com/citusdata/pg_cron

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Conventional Commit Messages

See how a minor change to your commit message style can make a difference. Examples

Have a look at CLI util git-conventional-commits to ensure this conventions and generate changelogs

Commit Formats

Default

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<?php
# http://jeffreysambells.com/2012/10/25/human-readable-filesize-php
function human_filesize($bytes, $decimals = 2) {
    $size = array('B','kB','MB','GB','TB','PB','EB','ZB','YB');
    $factor = floor((strlen($bytes) - 1) / 3);
    return sprintf("%.{$decimals}f", $bytes / pow(1024, $factor)) . @$size[$factor];
}

echo human_filesize(filesize('example.zip'));

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Sans jQuery

Events

// jQuery
$(document).ready(function() {
  // code
})

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Semantic Commit Messages

See how a minor change to your commit message style can make you a better programmer.

Format: <type>(<scope>): <subject>

<scope> is optional

Example

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git config core.editor "'C:\Program Files (x86)\Notepad++\notepad++.exe' -multiInst -notabbar -nosession -noPlugin"

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/*
  [EN]
  Java array string replacement example
  Easy to use, single function array replacement example.
  Takes search array lenght and replace it with array index.
  
  [TR]
  Java array ile toplu string karakter değiştirme
  Kullanımı kolay tek fonksiyonluk bir örnektir.
  Aranacak karakterleri dizi değişkene (array) alır ve döngüye sokar