Jim Hume JimHume

Linux NetFilter, IP Tables and Conntrack Diagrams

IPTABLES TABLES and CHAINS

IPTables has the following 4 built-in tables.

1) Filter Table

Filter is default table for iptables. So, if you don’t define you own table, you’ll be using filter table. Iptables’s filter table has the following built-in chains.

How to change the keymap on the Splitography keyboard

We, follow this guide Getting Started - QMK Firmware carefully. I am on macOS High Sierra, so these notes pertain only to that.

When you get to the part of the above guide where it is time to clone the qmk repo, I do the following:

I don’t want all the history of objects and logs in the repo or its submodules, so I clone shallow both the repo and its submodules:

	<Project ToolsVersion="4.0" DefaultTarget="RunTests" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">

	<PropertyGroup>
	<results_file>./TestResults/results.trx</results_file>
	</PropertyGroup>

	<PropertyGroup>
	<MsTestExePath Condition="'$(MsTestExePath)'==''">C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE\MSTest.exe</MsTestExePath>
	</PropertyGroup>

	#!/usr/bin/env python

	'''
	Simple and functional REST server for Python (2.7) using no dependencies beyond the Python standard library.

	Features:

	* Map URI patterns using regular expressions
	* Map any/all the HTTP VERBS (GET, PUT, DELETE, POST)
	* All responses and payloads are converted to/from JSON for you

	# Simple No-ip.com Dynamic DNS Updater
	#
	# By Nathan Giesbrecht (http://nathangiesbrecht.com)
	#
	# 1) Install binary as described in no-ip.com's source file (assuming results in /usr/local/bin)
	# 2) Run sudo /usr/local/bin/noip2 -C to generate configuration file
	# 3) Copy this file noip2.service to /etc/systemd/system/
	# 4) Execute `sudo systemctl daemon-reload`
	# 5) Execute `sudo systemctl enable noip2`
	# 6) Execute `sudo systemctl start noip2`

	_contexto.Tramitacao
	.Where(x => entrada.Contains(x.IdDocumento))
	.GroupBy(x => new { x.IdDocumento })
	.Select(g => g.OrderBy(e=> e.IdDocumento).ThenByDescending(e => e.Data).Take(1))
	.SelectMany(e => e.Select(x => new TramitacaoDocumentoModel
	{
	IdDocumento = x.IdDocumento,
	IdStatus = x.IdStatus,
	DataTramitacao = x.Data
	}));

	# Rename tags named foo-bar-#.#.# to v#.#.# and push the tag changes
	git tag -l \| while read t; do n="v${t##*-}"; git tag $n $t; git push --tags ; git tag -d $t; git push origin :refs/tags/$t ; done