Xunnamius

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

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This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

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Xunnamius

# ANSI Start Codes

# Styles.
Normal="\x1b[0m"
Bold="\x1b[1m"
Faint="\x1b[2m"
Italic="\x1b[3m"
Underline="\x1b[4m"
Blink_Slow="\x1b[5m"
Blink_Rapid="\x1b[6m"

Xunnamius

var crypto = require('crypto');

// larger numbers mean better security, less
var config = {
  // size of the generated hash
  hashBytes: 32,
  // larger salt means hashed passwords are more resistant to rainbow table, but
  // you get diminishing returns pretty fast
  saltBytes: 16,
  // more iterations means an attacker has to take longer to brute force an

Xunnamius

Equal widths

Github markdown full-width 2 column table.

Xunnamius

server:
    ###########################################################################
    # BASIC SETTINGS
    ###########################################################################
    # Time to live maximum for RRsets and messages in the cache. If the maximum
    # kicks in, responses to clients still get decrementing TTLs based on the
    # original (larger) values. When the internal TTL expires, the cache item
    # has expired. Can be set lower to force the resolver to query for data
    # often, and not trust (very large) TTL values.
    cache-max-ttl: 86400

Xunnamius

server:
    interface: 0.0.0.0
    interface: ::0
    
    access-control: 192.168.42.0/24 allow
    access-control: 127.0.0.0 allow
    access-control: 2001:db8:dead:beef::/48 allow
    
    # unbound optimisation
    num-threads: 4

Xunnamius

Whitelist IP addresses based on pre-filter policy

/etc/rspamd/local.d/multimap.conf:

  IP_WHITELIST {
      type = "ip";
      prefilter = true;
      map = "/${LOCAL_CONFDIR}/local.d/ip_whitelist.map";
 action = "accept";