Pedro Barbosa jpedro

Install web development tools to Mavericks (OS X 10.9)

Strongly opinionated set of guides to quickly setup OS X Mavericks for web development. By default OS X hides stuff that normal people don't need to see. These settings are better defaults for developers.

I don't want: any sounds, annoying confirmation dialogs, hidden extensions, superflous animations, unnecessary things running like Dashboard, Notification center or Dock(Alfred/spotlight works better for me).

These are my opinions. Read this document through and pick up the good parts to your preferences.

System preferences

Here's a list of mildly interesting things about the C language that I learned mostly by consuming Clang's ASTs. Although surprises are getting sparser, I might continue to update this document over time.

There are many more mildly interesting features of C++, but the language is literally known for being weird, whereas C is usually considered smaller and simpler, so this is (almost) only about C.

1. Combined type and variable/field declaration, inside a struct scope [https://godbolt.org/g/Rh94Go]

struct foo {
   struct bar {
 int x;

Sankey Diagrams within Google Spreadsheets

This Gist is there to help you creating a Sankey Diagram from your Google Spreadsheets.

Installation

Open a spreadsheet
Click "Tools" -> "Scripts"

Sankey Diagrams within Google Spreadsheets

This Gist is there to help you creating a Sankey Diagram from your Google Spreadsheets.

Fork of @njoerd114

Changes:

update usage instruction for new Apps Script IDE
does not need document Id (@steren)
supports named sheet (not default, see customization in code.gs)

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

Host your own Tor hidden service!

A super simple guide to spinning up a Tor hidden service. [tl;dr]

Ubuntu 20.04 LTS was used for the making of this guide.

Install Tor

you can install Tor using the following command

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

Ctrl-Key: ^[
Octal: \033
Unicode: \u001b
Hexadecimal: \x1B
Decimal: 27

	M[16],X=16,W,k;main(){T(system("stty cbreak")
	);puts(W&1?"WIN":"LOSE");}K[]={2,3,1};s(f,d,i
	,j,l,P){for(i=4;i--;)for(j=k=l=0;k<4;)j<4?P=M
	[w(d,i,j++)],W\|=P>>11,l*P&&(f?M[w(d,i,k)]=l<<
	(l==P):0,k++),l=l?P?l-P?P:0:l:P:(f?M[w(d,i,k)
	]=l:0,++k,W\|=2*!l,l=0);}w(d,i,j){return d?w(d
	-1,j,3-i):4*i+j;}T(i){for(i=X+rand()%X;M[i%X]
	*i;i--);i?M[i%X]=2<<rand()%2:0;for(W=i=0;i<4;
	)s(0,i++);for(i=X,puts("\e[2J\e[H");i--;i%4\|\|
	puts(""))printf(M[i]?"%4d\|":" \|",M[i]);W-2

	#! /bin/sh

	GOOS=linux go build -o $2 "$1"
	GOOS=linux go build -ldflags="-s -w" -o $2.-sw "$1"
	upx -f --brute -o $2.upx $2
	upx -f --brute -o $2.-sw.upx $2.-sw

	GOOS=linux gotip build -o $2.tip "$1"
	GOOS=linux gotip build -ldflags="-s -w" -o $2.tip.-sw "$1"
	upx -f --brute -o $2.tip.upx $2.tip

	package main

	import (
	"log"
	"net"
	)

	func main() {
	// listen to incoming udp packets
	pc, err := net.ListenPacket("udp", ":1053")