Hike from Bosque Dorado to Paccha and Huancayo
Hike from Matahuasi to Apata
Peru 2015 – Matahuasi
Peru 2012 – Hiking
Vibe Vault for Old Versions of Android
The current version of Vibe Vault supports Android 4.0 and later. But do not dismay if you are one of the ~16.7% of Android users1 running Android 2.x or earlier: I received an e-mail from a user with a phone running Android 2.3.5, and was able to dig up an old version of Vibe Vault… Read More »
When Google Decides To Delete Your App — Android Developers Beware
Writing this post bums me out. About 3 weeks ago, I woke up to an e-mail from a Vibe Vault user letting me know that he was unable to find the app on the Google Play store. I checked the store on my way to work, and couldn’t find the app either. When I got… Read More »
Vibe Vault 4.1 Source Code
Building A Constant Current Driver For High-Power LEDs
Highly efficient, very powerful LEDs like the Cree XML2 are relatively inexpensive, and have lots of interesting uses. According to Cree, they can “deliver[ ] an unprecedented 1198 lumens at 116 lumens-per-watt efficacy at 3 A,”1 with a maximum forward voltage somewhere around 3.15V. To put this efficiency into perspective: incandescent lightbulbs have an efficiency… Read More »
GNOME Annoyance: Alt + Tilde / Backtick (~ or `) Behavior
One of the first things I do when I set up a new Linux system with GNOME is configuring a hotkey combination for launching the terminal. For a long time, my go-to key combination has been “alt + `” (pressing the alt and tilde** keys at the same time). This is less straight-forward than you… Read More »