Adam Wong adamwong246

## async-await-forEach-alternatives.md

      
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                joeytwiddle
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              July 4, 2024 13:06
            
              
                Do not use forEach with async-await
              
          
    Do not use forEach with async-await

TLDR: Use for...of instead of forEach() in asynchronous code.
For legacy browsers, use for...i or [].reduce()
To execute the promises in parallel, use Promise.all([].map(...))
The problem


## index.html
<html>
<body>
<h4>websocket</h4>
<h5>Group: <span id="group">darwin</span></h5>
<!-- a hardoced group name -->
<button onclick="bjoin();">join group</button><br>
<input id="text" type="text"/>
<span id="out"></span>
<script>
var group=document.getElementById("group").textContent;

## Ruby pattern matching wild cards
#Here is a quick implementation of pattern matching for cases in ruby
module WildcardFunctionality
  class Wildcard
    def ==(other)
      true
    end
  end

  def _
    Wildcard.new

## pygments.css
.highlight{background-color:#073642;color:#93a1a1}.highlight .c{color:#586e75 !important;font-style:italic !important}.highlight .cm{color:#586e75 !important;font-style:italic !important}.highlight .cp{color:#586e75 !important;font-style:italic !important}.highlight .c1{color:#586e75 !important;font-style:italic !important}.highlight .cs{color:#586e75 !important;font-weight:bold !important;font-style:italic !important}.highlight .err{color:#dc322f !important;background:none !important}.highlight .k{color:#cb4b16 !important}.highlight .o{color:#93a1a1 !important;font-weight:bold !important}.highlight .p{color:#93a1a1 !important}.highlight .ow{color:#2aa198 !important;font-weight:bold !important}.highlight .gd{color:#93a1a1 !important;background-color:#372c34 !important;display:inline-block}.highlight .gd .x{color:#93a1a1 !important;background-color:#4d2d33 !important;display:inline-block}.highlight .ge{color:#93a1a1 !important;font-style:italic !important}.highlight .gr{color:#aa0000}.highlight .gh{color:#586e
	<html>
	<body>
	<h4>websocket</h4>
	<h5>Group: <span id="group">darwin</span></h5>
	<!-- a hardoced group name -->
	<button onclick="bjoin();">join group</button><br>
	<input id="text" type="text"/>
	<span id="out"></span>
	<script>
	var group=document.getElementById("group").textContent;
	#Here is a quick implementation of pattern matching for cases in ruby
	module WildcardFunctionality
	class Wildcard
	def ==(other)
	true
	end
	end

	def _
	Wildcard.new