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@terlar
terlar / kubectl.fish
Last active March 11, 2025 14:48
Kubernetes fish completions
# kubernetes - is an open source system for managing containerized
# applications across multiple hosts, providing basic mechanisms for
# deployment, maintenance, and scaling of applications.
# See: https://kubernetes.io
function __kubectl_no_command
set -l cmd (commandline -poc)
if not set -q cmd[2]
return 0
end
@evalphobia
evalphobia / README.md
Last active March 25, 2025 18:39
Golang Benchmark: gob vs json

tl;dr

  • JSON is faster for small size data
    • map (key size < 50 and Unmarshalling intensive workload)
    • single struct
  • gob is faster for big size data
    • map (key size > 50 or Marshalling intensive workload)
    • slice

(old) about

@RickCogley
RickCogley / curl-to-matrix-text-readme.md
Last active February 25, 2024 01:45
Testing curl to matrix.org

Testing the matrix.org client-server API

Matrix is:

an open standard for decentralised communication, providing simple HTTP APIs and open source reference implementations for securely distributing and persisting JSON over an open federation of servers.

It's pretty fantastic, if you think on the massive problem of fragmentation all across the web. They've created an easy to use API, and you can do a kludgy test using curl from the terminal (*nix, mac, win). See: http://matrix.org/docs/howtos/client-server.html

It's pretty straightforward to do a quick test. I have an account at https://matrix.org / https://vector.im, so I used that to get a token.

@varyonic
varyonic / docker-compose.yml
Last active May 18, 2021 13:18
Capybara standalone Selenium Chrome config
web:
build: .
volumes:
- .:/opt/myapp
ports:
- '3000:3000'
links:
- db
- redis
- selenium
@valyala
valyala / README.md
Last active March 20, 2025 08:44
Optimizing postgresql table for more than 100K inserts per second

Optimizing postgresql table for more than 100K inserts per second

  • Create UNLOGGED table. This reduces the amount of data written to persistent storage by up to 2x.
  • Set WITH (autovacuum_enabled=false) on the table. This saves CPU time and IO bandwidth on useless vacuuming of the table (since we never DELETE or UPDATE the table).
  • Insert rows with COPY FROM STDIN. This is the fastest possible approach to insert rows into table.
  • Minimize the number of indexes in the table, since they slow down inserts. Usually an index on time timestamp with time zone is enough.
  • Add synchronous_commit = off to postgresql.conf.
  • Use table inheritance for fast removal of old data:
@nsomar
nsomar / with.exs
Created April 4, 2016 21:40
Handling errors with `with`
res =
with {:ok} <- validate_request(request),
{:ok, user} <- get_user(request),
{:ok} <- update_db(user),
{:ok} <- send_email(user) do
return_http_message
end
case res do
{:error, x} -> IO.inspect("Error: " <> x)
@jahil
jahil / harden
Last active November 13, 2023 06:07
FreeBSD System Hardening Script
#!/bin/sh
##################################################################
##################################################################
#
# The FreeBSD System Hardening Script
# David Childers - 15 February, 2010
#
# This software is released under the Attribution-ShareAlike version 3.0 Licence.
# www.creativecommons.org/licenses/by-sa/3.0/
#
@jamtur01
jamtur01 / ladder.md
Last active February 17, 2025 09:09
Kickstarter Engineering Ladder
@PurpleBooth
PurpleBooth / README-Template.md
Last active April 16, 2025 19:18
A template to make good README.md

Project Title

One Paragraph of project description goes here

Getting Started

These instructions will get you a copy of the project up and running on your local machine for development and testing purposes. See deployment for notes on how to deploy the project on a live system.

Prerequisites

@mattheworiordan
mattheworiordan / cli.rb
Created January 9, 2015 12:21
Thor with subcommands that work correctly with help
#!/usr/bin/env ruby
require 'thor'
class SubCommandBase < Thor
def self.banner(command, namespace = nil, subcommand = false)
"#{basename} #{subcommand_prefix} #{command.usage}"
end
def self.subcommand_prefix