September 2011
7 posts
4 tags
Adam Laiacano: Using idata.frames in R →
I recently discovered the idata.frame (immutable data frame) datatype in the plyr package in R, which MASSIVELY speeds up *ply functions.
Usually, when using any of the *ply functions, the pieces of the data.frame (or whatever other object you give it) are copied into new objects when being…
6 tags
Watchcoderspiel:
Building Network Services with Finagle and Ostrich (by Tumblr’s Blake Matheny for ny-scala)
4 tags
The Android App Gauntlet
haseman:
adb shell monkey —throttle 100 -v -p com.your.packagename 50000
I like to put my app through ‘the Gauntlet’ every night. 50,000 random events. Make sure you plug your headphones in first (so you don’t annoy your co-workers when the monkey turns the music on.) I like to leave the throttle at 100 to keep the events coming in at a ‘crazed’ rate rather than having them come in at an...
Happy Birthday
Katherine: I can't believe you're 32
Me: I prefer to think of it as being `2^5`
Katherine: I'm embarrassed for both of us right now.
2 tags
Easy Trait Testing in Scala
Scala has the notion of a trait, which is also sometimes referred to as a mixin. Traits are similar to interfaces in the Java world, but allow for partial implementations. This provides a convenient (and predictable) way of adding concrete implementations from a number of Traits to a single class. Say you have a simple trait such as:
trait Storage {
val storageName: String
require(storageName...
