Andrew Stewart stewart

## Rust Optimization.md

      
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                jFransham
                / Rust Optimization.md
            
            
              Last active
              May 1, 2024 01:53
            
          
    Achieving warp speed with Rust

Contents:


Number one optimization tip: don't
Never optimize blindly
Don't bother optimizing one-time costs
Improve your algorithms
CPU architecture primer
Keep as much as possible in cache
Keep as much as possible in registers


## gist:2606426
# The new git-scm.com site includes man pages designed for pleasant viewing in a web browser:
#
# http://git-scm.com/docs
#
# The commands below can be used to configure git to open these pages when
# using `git help <command>' from the command line. Just enter the config
# commands in your shell to modify your ~/.gitconfig file.

# Create a new browser command and configure help -w to use it.
git config --global browser.gitscm.cmd "/bin/sh -c 'open http://git-scm.com/docs/\$(basename \$1 .html)' --"

## uri.js
var parser = document.createElement('a');
parser.href = "http://example.com:3000/pathname/?search=test#hash";

parser.protocol; // => "http:"
parser.hostname; // => "example.com"
parser.port;     // => "3000"
parser.pathname; // => "/pathname/"
parser.search;   // => "?search=test"
parser.hash;     // => "#hash"
parser.host;     // => "example.com:3000"

## gist:581868
<!DOCTYPE html>

<!-- Helpful things to keep in your <head/>
  // Brian Blakely, 360i
  // http://twitter.com/brianblakely/
-->
  <head>

    <!-- Disable automatic DNS prefetching.


## gist:48999
function parse_git_branch {
 git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'
}
function check_git_changes {
 var=`git status 2> /dev/null | sed -e '/(working directory clean)$/!d' | wc -l`
 if [ $var -ne 1 ]; then
  tput setaf 1 # red
 else
  tput setaf 2 # green
 fi
	# The new git-scm.com site includes man pages designed for pleasant viewing in a web browser:
	#
	# http://git-scm.com/docs
	#
	# The commands below can be used to configure git to open these pages when
	# using `git help <command>' from the command line. Just enter the config
	# commands in your shell to modify your ~/.gitconfig file.

	# Create a new browser command and configure help -w to use it.
	git config --global browser.gitscm.cmd "/bin/sh -c 'open http://git-scm.com/docs/\$(basename \$1 .html)' --"
	var parser = document.createElement('a');
	parser.href = "http://example.com:3000/pathname/?search=test#hash";

	parser.protocol; // => "http:"
	parser.hostname; // => "example.com"
	parser.port; // => "3000"
	parser.pathname; // => "/pathname/"
	parser.search; // => "?search=test"
	parser.hash; // => "#hash"
	parser.host; // => "example.com:3000"
	<!DOCTYPE html>

	<!-- Helpful things to keep in your <head/>
	// Brian Blakely, 360i
	// http://twitter.com/brianblakely/
	-->
	<head>

	<!-- Disable automatic DNS prefetching.
	function parse_git_branch {
	git branch --no-color 2> /dev/null \| sed -e '/^[^]/d' -e 's/ \(.*\)/\1/'
	}
	function check_git_changes {
	var=`git status 2> /dev/null \| sed -e '/(working directory clean)$/!d' \| wc -l`
	if [ $var -ne 1 ]; then
	tput setaf 1 # red
	else
	tput setaf 2 # green
	fi