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@mrflip
mrflip / 20130416-todo.md
Last active April 22, 2025 14:33
Elasticsearch Tuning Plan

Next Steps

  • Measure time spend on index, flush, refresh, merge, query, etc. (TD - done)
  • Take hot threads snapshots under read+write, read-only, write-only (TD - done)
  • Adjust refresh time to 10s (from 1s) and see how load changes (TD)
  • Measure time of a rolling restart doing disable_flush and disable_recovery (TD)
  • Specify routing on query -- make it choose same node for each shard each time (MD)
  • GC new generation size (TD)
  • Warmers
  • measure before/after of client query time with and without warmers (MD)
@masuidrive
masuidrive / gist:5231110
Created March 24, 2013 08:45
clang options
OVERVIEW: LLVM 'Clang' Compiler: http://clang.llvm.org
USAGE: clang -cc1 [options] <inputs>
OPTIONS:
-### Print the commands to run for this compilation
--analyze Run the static analyzer
--migrate Run the migrator
--relocatable-pch Build a relocatable precompiled header
--serialize-diagnostics <value>
@jareware
jareware / SCSS.md
Last active July 11, 2026 19:42
Advanced SCSS, or, 16 cool things you may not have known your stylesheets could do

⇐ back to the gist-blog at jrw.fi

Advanced SCSS

Or, 16 cool things you may not have known your stylesheets could do. I'd rather have kept it to a nice round number like 10, but they just kept coming. Sorry.

I've been using SCSS/SASS for most of my styling work since 2009, and I'm a huge fan of Compass (by the great @chriseppstein). It really helped many of us through the darkest cross-browser crap. Even though browsers are increasingly playing nice with CSS, another problem has become very topical: managing the complexity in stylesheets as our in-browser apps get larger and larger. SCSS is an indispensable tool for dealing with this.

This isn't an introduction to the language by a long shot; many things probably won't make sense unless you have some SCSS under your belt already. That said, if you're not yet comfy with the basics, check out the aweso

@rgreenjr
rgreenjr / postgres_queries_and_commands.sql
Last active June 4, 2026 21:14
Useful PostgreSQL Queries and Commands
-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query
FROM pg_stat_activity
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
ORDER BY query_start desc;
-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query
FROM pg_stat_activity
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'
@spicycode
spicycode / tmux.conf
Created September 20, 2011 16:43
The best and greatest tmux.conf ever
# 0 is too far from ` ;)
set -g base-index 1
# Automatically set window title
set-window-option -g automatic-rename on
set-option -g set-titles on
#set -g default-terminal screen-256color
set -g status-keys vi
set -g history-limit 10000
@rummelonp
rummelonp / tumblrauth.rb
Created July 15, 2011 09:05
TumblrのConsumerKey/Secret入れて認証してAccessToken/Secret出力するだけのSinatraアプリケーション
# -*- coding: utf-8 -*-
##
## requiements
## sinatra, padrino, haml, oauth
## install
## $ gem install sinatra padrino haml oauth
## usage
## $ rackup tumblrauth.rb
##
@zhengjia
zhengjia / capybara cheat sheet
Created June 7, 2010 01:35
capybara cheat sheet
=Navigating=
visit('/projects')
visit(post_comments_path(post))
=Clicking links and buttons=
click_link('id-of-link')
click_link('Link Text')
click_button('Save')
click('Link Text') # Click either a link or a button
click('Button Value')