Let's encrypt with Go ACME client utilities

(updated: 2016-09-26) With Go ACME client utilities, acquiring and renewing certificates from Let’s Encrypt is a lot easier. Here are how things go so easily. 0. Prerequisite Go needs to be installed on the machine. (If you don’t know how...
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Let's encrypt with Raspberry Pi

(updated: I found a better way here.) Let’s Encrypt started public beta today. It provides free and semi-automated certificate issuance/renewal/revocation. With this, you can serve your web application securely with HTTPS. 1. Install Let’s Encrypt You can install Let’s Encrypt...
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Building a Telegram bot on Raspberry Pi

Telegram provides free but extremely useful bot API. Here are my notes about building a bot on my Raspberry Pi server. 0. Prerequisite I’m quite into Golang these days, so I made up my mind to build things with it....
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Sending notifications through Pushbullet on Raspberry Pi

Pushbullet is a very useful service. Users can send & receive notifications of various types(message, url, file, …) through it, and all those notifications are synchronized across all of their devices. It even provides HTTP APIs, for free. I used...
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