Facebook OAuth with Sinatra
This MOSTLY is working, so, here’s what I found when trying to connect to Facebook with OAuth. It needs some serious refactoring because a lot of this was done in an “investigative” trial and error...
View ArticleBacking up your DB on a Capistrano deployment
Yeah, it’s simple but useful. Since I’m using sqlite at the moment, it’s just a copy but you could run any command in a similar way. I’m also tagging the backup name with a date. Here’s a snip from my...
View ArticleArduino / AVR ATTiny
Starting to play around with Arduino and straight-up AVR ATTiny microprocessors… Here are some resources I’ve found helpful so far: Getting started with the ATTiny MP Building and using an AVR target...
View ArticleAVR ATTiny85 Makefile
This is what I’m using as a Makefile – based on what was included in a downloaded XCode template project – Can’t remember where I downloaded the starting point, but thanks…
View ArticleAVR Dragon / avrdude command to reset bad ATtiny85 fuses
avrdude -c dragon_hvsp -p attiny85 -U lfuse:w:0x62:m -U hfuse:w:0xdf:m -U efuse:w:0xff:m -P usb
View ArticleATtiny software PWM to drive RGB LED
Based on Atmel’s AVR136: Low-Jitter Multi-Channel Software PWM Application note, here’s a 3 channel software-based pulse width modulator to drive a RGB LED. This is a proof of concept and currently...
View ArticleC99 Mode – Whatever that is…
So, I’ve never dabbled in C until now while using it with AVR microcontrollers – and while trying to complie a simple for loop: for (uint8_t bit = 0x80; bit; bit >>= 1) { ... } I got this error:...
View Articlemysql.h is missing. please check your installation of mysql and try again.
Ugh, this is a bear, but after many empty Googled alleyways, I stumbled on this post that fixed the issue… She can explain better-...
View Articlenpm Error –” glob error { [Error: EMFILE, readdir …“
Found the answer why this was happening here: http://blog.izs.me/post/56827866110/wtf-is-emfile-and-why-does-it-happen-to-me Posting it here because this worked:
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