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I invented a timemachine next week

Florian Dehn katzefudder

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I invented a timemachine next week
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@LilithWittmann
LilithWittmann / autobahn.md
Last active October 26, 2023 12:11
autobahn.md
@vishnuhd
vishnuhd / mysql-client-k8s.md
Created August 22, 2019 13:21
mysql-client in Kubernetes to test your connection to mysql server

mysql-client in Kubernetes to test your connection to mysql server

kubectl run mysql-client --image=mysql:5.7 -it --rm --restart=Never -- /bin/bash

mysql -h mysql-service -uroot -proot_password -e 'SHOW databases;'

OR

mysql -h mysql-service -uroot -proot_password

@jpswade
jpswade / devops_best_practices.md
Last active May 3, 2024 11:49
Devops Best Practices Checklist

Find the original here article here: Devops Best Practices

DevOps started out as "Agile Systems Administration". In 2008, at the Agile Conference in Toronto, Andrew Shafer posted an offer to moderate an ad hoc "Birds of a Feather" meeting to discuss the topic of "Agile Infrastructure". Only one person showed up to discuss the topic: Patrick Debois. Their discussions and sharing of ideas with others advanced the concept of "agile systems administration". Debois and Shafer formed an Agile Systems Administrator group on Google, with limited success. Patrick Debois did a presentation called "Infrastructure and Operations" addressing

@vancluever
vancluever / amifind.sh
Created January 26, 2016 08:05
Find the most recent Ubuntu AMI using aws-cli (or any other AMI for that matter)
#!/bin/sh
# Use AWS CLI to get the most recent version of an AMI that
# matches certain criteria. Has obvious uses. Made possible via
# --query, --output text, and the fact that RFC3339 datetime
# fields are easily sortable.
export AWS_DEFAULT_REGION=us-east-1
aws ec2 describe-images \
@amochohan
amochohan / 01_Laravel 5 Simple ACL manager_Readme.md
Last active April 22, 2024 17:19
Laravel 5 Simple ACL - Protect routes by an account / role type

#Laravel 5 Simple ACL manager

Protect your routes with user roles. Simply add a 'role_id' to the User model, install the roles table and seed if you need some example roles to get going.

If the user has a 'Root' role, then they can perform any actions.

Installation

Simply copy the files across into the appropriate directories, and register the middleware in App\Http\Kernel.php

@jhamrick
jhamrick / genkeys.sh
Last active January 17, 2024 07:33
Generate SSL certificates with IP SAN
#!/usr/bin/env bash
#
# Generate a set of TLS credentials that can be used to run development mode.
#
# Based on script by Ash Wilson (@smashwilson)
# https://github.com/cloudpipe/cloudpipe/pull/45/files#diff-15
#
# usage: sh ./genkeys.sh NAME HOSTNAME IP
set -o errexit
@helhum
helhum / git-search-commit-message
Created September 12, 2014 15:06
Git command to show (remote) branches and tags that contain a commit with a specified commit message
#!/bin/bash
function search-branches() {
for sha1 in `git log --oneline --all --grep "$1" | cut -d" " -f1`
do
git branch -r --contains $sha1
done
}
function search-tags() {
for sha1 in `git log --oneline --all --grep "$1" | cut -d" " -f1`
do
@Kartones
Kartones / postgres-cheatsheet.md
Last active May 3, 2024 20:51
PostgreSQL command line cheatsheet

PSQL

Magic words:

psql -U postgres

Some interesting flags (to see all, use -h or --help depending on your psql version):

  • -E: will describe the underlaying queries of the \ commands (cool for learning!)
  • -l: psql will list all databases and then exit (useful if the user you connect with doesn't has a default database, like at AWS RDS)
@denji
denji / nginx-tuning.md
Last active May 3, 2024 03:57
NGINX tuning for best performance

Moved to git repository: https://github.com/denji/nginx-tuning

NGINX Tuning For Best Performance

For this configuration you can use web server you like, i decided, because i work mostly with it to use nginx.

Generally, properly configured nginx can handle up to 400K to 500K requests per second (clustered), most what i saw is 50K to 80K (non-clustered) requests per second and 30% CPU load, course, this was 2 x Intel Xeon with HyperThreading enabled, but it can work without problem on slower machines.

You must understand that this config is used in testing environment and not in production so you will need to find a way to implement most of those features best possible for your servers.

@mnapoli
mnapoli / behat-reference.feature
Last active February 12, 2024 10:54
Behat Mink reference
# Given
Given I am on [the] homepage
Given I am on "url"
# When
When I go to [the] homepage
When I go to "url"
When I reload the page