Gabriel gbl08ma

There are three easy to make mistakes in go. I present them here in the way they are often found in the wild, not in the way that is easiest to understand.

All three of these mistakes have been made in Kubernetes code, getting past code review at least once each that I know of.

Loop variables are scoped outside the loop.

What do these lines do? Make predictions and then scroll down.

func print(pi *int) { fmt.Println(*pi) }

require-from-twitter

Since Twitter doesn't have an edit button, it's a suitable host for JavaScript modules.

How to use

Source tweet: https://twitter.com/rauchg/status/712799807073419264

const leftPad = await requireFromTwitter('712799807073419264');

	<script language="JavaScript" type="text/javascript">
	// Comcast Cable Communications, LLC Proprietary. Copyright 2012.
	// Intended use is to display browser notifications for critical and time sensitive alerts.
	var SYS_URL='/e8f6b078-0f35-11de-85c5-efc5ef23aa1f/aupm/notify.do';
	// var image_url='http://servicealerts.comcast.net:8080/images/mt';
	var image_url='http://xfinity.comcast.net/constantguard/BotAssistance/notice/images';
	var headertext1='<strong>Comcast Courtesy Notice</strong>';
	var textline1='You have reached 90% of your <b>monthly data usage allowance</b>.';
	var textline2='Please sign in for more information and to remove this alert.';
	var acknowledgebutton='<a href=\"#\" onClick="document.location.href=\''+SYS_URL+'?dispatch=redirect&redirectName=login&paramName=bmUid\'" title="Sign in to acknowledge" style="color: #FFFFFF;"><img alt="Sign in to acknowledge" src="'+image_url+'/mt_signin.png"/></a>';

	#!/bin/sh
	if [ -t 0 ]; then
	if [ -z "$1" ]; then
	echo "usage: tny long_url [custom_keyword]"
	echo ""
	echo "Shorten URLs with tny.im URL shortener"
	echo "This script expects a long URL to shorten either as an argument or passed through STDIN."
	echo "When using arguments, an optional second argument can be provided to customize the later part of the short URL (keyword)."
	exit 1
	fi

	#include <string.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <ctype.h>
	#include <fxcg/display.h>
	#include <fxcg/keyboard.h>
	#include "textEditGUI.hpp"
	#include "graphicsProvider.hpp"
	#define CURSOR_BLINK_RATE 128 //in ticks based on RTC_GetTicks();
	#define REPEAT_WAIT 128 //see comment for CURSOR_BLINK_RATE