Python: Streaming/Appending to a file
· python

Neo4j: TF/IDF (and variants) with cypher
· neo4j

Python: scikit-learn/lda: Extracting topics from QCon talk abstracts
· python

Python: scikit-learn - Training a classifier with non numeric features
· python

Python: Detecting the speaker in HIMYM using Parts of Speech (POS) tagging
· python

R/ggplot: Controlling X axis order
· r-2 ggplot

R: Conditionally updating rows of a data frame
· r-2

Python/nltk: Naive vs Naive Bayes vs Decision Tree
· python

R: Cohort analysis of Neo4j meetup members
· r-2 rstats

R/dplyr: Extracting data frame column value for filtering with %in%
· r-2 rstats