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Ferenc Czigler Serrin

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  • Budapest
  • 06:01 (UTC +02:00)
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ZSH CheatSheet

This is a cheat sheet for how to perform various actions to ZSH, which can be tricky to find on the web as the syntax is not intuitive and it is generally not very well-documented.

Strings

Description Syntax
Get the length of a string ${#VARNAME}
Get a single character ${VARNAME[index]}

Basic

Expression How to Read This
$$a + b$$ a plus b
$$a - b$$ a minus b
$$a \times b$$ a times b
$$a / b$$ a over b
$$a > b$$ a is greater than b
$$a < b$$ a is less than b
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Serrin / typescript-v5-to-v6.md
Created February 25, 2026 10:02 — forked from privatenumber/typescript-v5-to-v6.md
TypeScript 5.x to 6.0 Migration Guide

TypeScript 5.x to 6.0 Migration Guide

TypeScript 6.0 is a transition release bridging 5.9 and the forthcoming 7.0 (a native Go port). Most changes are new defaults and deprecations preparing for 7.0. Here is what you need to do:

Most projects need these tsconfig changes:

{
    "compilerOptions": {
        "types": ["node"],           // @types are no longer auto-discovered (see ยง1.6)
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Serrin / php_cheatsheet.md
Created January 22, 2026 10:02 — forked from SoftwareDevPro/php_cheatsheet.md
PHP Cheatsheet

PHP Cheatsheet

Including PHP in a file

<?php
    // place PHP code here
?>
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Serrin / css-media-queries-cheat-sheet.css
Created January 21, 2026 10:22 — forked from bartholomej/css-media-queries-cheat-sheet.css
CSS Media Query Cheat Sheet (with Foundation)
/*------------------------------------------
Responsive Grid Media Queries - 1280, 1024, 768, 480
1280-1024 - desktop (default grid)
1024-768 - tablet landscape
768-480 - tablet
480-less - phone landscape & smaller
--------------------------------------------*/
@media all and (min-width: 1024px) and (max-width: 1280px) { }
@media all and (min-width: 768px) and (max-width: 1024px) { }
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Serrin / markdown-cheatsheet.md
Created December 29, 2025 22:11 — forked from lakshyaelite/markdown-cheatsheet.md
The only markdown cheatsheet you'll ever need.

๐Ÿ“„ Headings

H1

H2

H3

H4

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Serrin / ascii.cheatsheet
Created December 10, 2025 22:59 — forked from xero/ascii.cheatsheet
box drawing cheat sheet for ascii art
โ•“โ”€โ”€โ”€โ”€โ”€[ box drawing cheat sheet ]
โ•™โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€ โ”€ โ”€
โ”€ โ” โ”‚ โ”ƒ โ”„ โ”… โ”† โ”‡ โ”ˆ โ”‰ โ”Š โ”‹ โ”Œ โ” โ”Ž โ”
โ” โ”‘ โ”’ โ”“ โ”” โ”• โ”– โ”— โ”˜ โ”™ โ”š โ”› โ”œ โ” โ”ž โ”Ÿ
โ”  โ”ก โ”ข โ”ฃ โ”ค โ”ฅ โ”ฆ โ”ง โ”จ โ”ฉ โ”ช โ”ซ โ”ฌ โ”ญ โ”ฎ โ”ฏ
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Serrin / DNS Servers.md
Created July 8, 2023 17:39
DNS Servers (IPv4, IPv6, DNS Over HTTPS)
Provider IPv4 IPv6 DNS Over HTTPS DNSSEC
CleanBrowsing
  • 185.228.168.9
  • 185.228.169.9
  • 2a0d:2a00:1::2
  • 2a0d:2a00:2::2
https://doh.cleanbrowsing.org/doh/security-filter/ Yes
Cloudflare
  • 1.1.1.1
  • 1.0.0.1
  • 2606:4700:4700::1111
  • 2606:4700:4700::1001
https://1.1.1.1/dns-query Yes
Google DNS
  • 8.8.8.8
  • 8.8.4.4
  • 2001:4860:4860::8888
  • 2001:4860:4860::8844
https://dns.google.com/resolve Yes
Hurricane Electric
  • 74.82.42.42
  • 2001:470:20::2
Omnispring
  • 208.111.1.1
  • 208.111.1.2
Yes
[Private Internet Access](https://helpdesk.privateinternetaccess.com/hc/en-us/articles/219460397-How-to-change-DNS-settings
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Serrin / force-ctrl-c-v.md
Created May 13, 2023 18:19 — forked from Gustavo-Kuze/force-ctrl-c-v.md
Enable copy and paste in a webpage from the browser console
javascript:(function(){
  allowCopyAndPaste = function(e){
  e.stopImmediatePropagation();
  return true;
  };
  document.addEventListener('copy', allowCopyAndPaste, true);
  document.addEventListener('paste', allowCopyAndPaste, true);
  document.addEventListener('onpaste', allowCopyAndPaste, true);
})(); 
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Serrin / Homoglyphs.md
Created February 18, 2023 18:31 — forked from StevenACoffman/Homoglyphs.md
Unicode Look-alikes

Unicode Character Look-Alikes

Original Letter Look-Alike(s)
a ะฐ แบก ฤ… รค ร  รก ฤ…
c ั ฦˆ ฤ‹
d ิ ษ—
e ะต แบน ฤ— รฉ รจ
g ฤก
h าป