Dan Filimon dfilimon
dfilimon
/ jeopy_ip.py
Created
December 4, 2010 12:58
Getting all IP addresses of a particular machine in Python. Unfortunately it doesn't work properly in Linux without a properly configured /etc/hosts file.
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| self.ip = [ip for ip in socket.gethostbyname_ex(socket.gethostname())[2] if not ip.startswith("127.")][0] |
dfilimon
/ ATETextPane.java
Created
October 17, 2012 21:08
Add this after ATETextPane.java:137 to enjoy anti-aliased text in your ANTLWorks editor! :)
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| ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); |
dfilimon
/ GView.java
Created
October 17, 2012 21:27
Add this after Gview.java:380 to enjoy anti-aliased placeholder text in your ANTLRWorks diagram viewer.
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| g.setFont(new Font(AWPrefs.getEditorFont(), Font.PLAIN, 2 * AWPrefs.getEditorFontSize())); | |
| ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); |
dfilimon
/ BasicKMeans.java
Created
November 8, 2012 13:13
This compiles file, but I'm having classpath issues.
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| package org.apache.mahout.knn.experimental; | |
| import com.google.common.collect.Lists; | |
| import org.apache.hadoop.conf.Configuration; | |
| import org.apache.hadoop.fs.FileSystem; | |
| import org.apache.hadoop.fs.Path; | |
| import org.apache.hadoop.io.IntWritable; | |
| import org.apache.hadoop.io.LongWritable; | |
| import org.apache.hadoop.io.SequenceFile; | |
| import org.apache.hadoop.io.Text; |
dfilimon
/ AbstractSymbolTest.java
Created
November 12, 2012 13:03
AbstractSymbol not hashable properly
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| import static org.junit.Assert.*; | |
| import java.util.Set; | |
| import org.junit.Test; | |
| import com.google.common.collect.Sets; | |
| public class AbstractSymbolTest { |
dfilimon
/ StreamingKMeansFailure.txt
Created
December 5, 2012 23:17
StreamingKMeans failure for 10 dimensions
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| org.apache.mahout.knn.search.ProjectionSearch org.apache.mahout.common.distance.EuclideanDistanceMeasure | |
| Total number of clusters 344 | |
| java.lang.AssertionError: Maximum weight too large 1.4078472959685535 | |
| at org.junit.Assert.fail(Assert.java:91) | |
| at org.junit.Assert.assertTrue(Assert.java:43) | |
| at org.apache.mahout.knn.cluster.StreamingKMeansTest.testClustering(StreamingKMeansTest.java:106) | |
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) | |
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) | |
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) |
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| plot_skm <- function(infile) { | |
| print(infile) | |
| library(package=ggplot2) | |
| skm <- read.table(infile, skip=1) | |
| cur_dev <- dev.cur() | |
| plot_file <- paste(infile, '-numDataPointSeen.png', sep='') |
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| // Project the vector. | |
| Vector vectorValue = value.get().clone(); | |
| Vector projectedVector = new DenseVector(3); | |
| for (int i = 0; i < 3; ++i) { | |
| projectedVector.set(i, vectorValue.dot(basisVectors.get(i))); | |
| } | |
| projectedVector = projectedVector.normalize(); | |
| writer.printf("%f %f %f\n", projectedVector.get(0), projectedVector.get(1), | |
| projectedVector.get(2)); |
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| ByteArrayOutputStream bs = new ByteArrayOutputStream(2048); | |
| LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory(); | |
| lc.reset(); | |
| lc.setName("context"); | |
| lc.start(); | |
| PatternLayoutEncoder encoder = new PatternLayoutEncoder(); | |
| encoder.setContext(lc); | |
| encoder.setPattern("%message\n"); |
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| @Override | |
| public Vector clone() { | |
| DelegatingVector r; | |
| try { | |
| r = (DelegatingVector) super.clone(); | |
| } catch (CloneNotSupportedException e) { | |
| throw new RuntimeException("Clone not supported for DelegatingVector, shouldn't be possible"); | |
| } | |
| // delegate points to original without this | |
| r.delegate = delegate.clone(); |
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