gedankennebel
/ data_model.ftl
Last active
May 11, 2016 14:11
Render the current data model keys that are used in a freemarker template
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| <ul> | |
| <#list .data_model?keys as key> | |
| <li>${key}</li> | |
| </#list> | |
| </ul> |
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| .btn, .navbar, .popover, input, textarea { | |
| -webkit-border-radius: 0 !important; | |
| -moz-border-radius: 0 !important; | |
| border-radius: 0 !important; | |
| } |
gedankennebel
/ gist:a4c9367cda02ad7e826f
Created
November 4, 2015 17:47
— forked from bergantine/gist:5243223
CSS grayscale filter (go from grayscale to full color on hover) #css #sethneilson
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| img:hover { | |
| -webkit-filter: grayscale(0%); | |
| -webkit-transition: .5s ease-in-out; | |
| -moz-filter: grayscale(0%); | |
| -moz-transition: .5s ease-in-out; | |
| -o-filter: grayscale(0%); | |
| -o-transition: .5s ease-in-out; | |
| filter: grayscale(0%); | |
| } |
gedankennebel
/ deleteLocalbranches.sh
Last active
August 29, 2015 14:24
Remove all your local git branches but keep master
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| git branch | grep -v "master" | xargs git branch -D |
gedankennebel
/ CachingItemRecommender
Created
May 3, 2014 23:44
Act like a Mahout CachingRecommender + contains ItemBased-Features like recommenedBecause or mostSimilarItem
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| import com.google.common.base.Preconditions; | |
| import org.apache.mahout.cf.taste.common.Refreshable; | |
| import org.apache.mahout.cf.taste.common.TasteException; | |
| import org.apache.mahout.cf.taste.impl.common.Cache; | |
| import org.apache.mahout.cf.taste.impl.common.RefreshHelper; | |
| import org.apache.mahout.cf.taste.impl.common.Retriever; | |
| import org.apache.mahout.cf.taste.impl.model.PlusAnonymousUserDataModel; | |
| import org.apache.mahout.cf.taste.model.DataModel; | |
| import org.apache.mahout.cf.taste.recommender.IDRescorer; | |
| import org.apache.mahout.cf.taste.recommender.ItemBasedRecommender; |
gedankennebel
/ jvm param
Created
April 11, 2014 09:13
jvm parameter config recommended for use with apache mahout
-> Xmx should be min. 1gb
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| -server | |
| -Xmx2048m | |
| -XX:+UseParallelGC | |
| -XX:+UseParallelOldGC | |
| -da | |
| -dsa | |
| -XX:NewRatio=9 | |
| -XX:-DisableExplicitGC |
gedankennebel
/ Static method to get a duplicate free implementation of List
Created
December 9, 2013 16:46
Static method to get a duplicate free implementation of List
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| public static <T> List<T> getDuplicateFreeList(List<T> list) { | |
| List<T> duplicateFreeList = new ArrayList<>(); | |
| if (list != null) { | |
| for (T listEntry : list) { | |
| if (!duplicateFreeList.contains(listEntry)) { | |
| duplicateFreeList.add(listEntry); | |
| } | |
| } | |
| } | |
| return duplicateFreeList; |
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| LOAD DATA LOCAL INFILE '/path/to/my/csv/file.csv' | |
| INTO TABLE test.myTable | |
| FIELDS TERMINATED BY ',' ENCLOSED BY '"' LINES TERMINATED BY '\n'; |
gedankennebel
/ intro.csv
Created
November 29, 2013 13:35
intro.csv from Mahout in Action Listing 2.1
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| 1 | 101 | 5.0 | |
|---|---|---|---|
| 1 | 102 | 3.0 | |
| 1 | 103 | 2.5 | |
| 2 | 101 | 2.0 | |
| 2 | 102 | 2.5 | |
| 2 | 103 | 5.0 | |
| 2 | 104 | 2.0 | |
| 3 | 101 | 2.5 |
gedankennebel
/ gist:6605932
Last active
December 23, 2015 08:09
Convert an image from file to byte[]
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| import javax.imageio.ImageIO; | |
| import java.awt.image.BufferedImage; | |
| import java.io.*; | |
| /** | |
| * User: najum | |
| * Date: 01.08.12 | |
| * Time: 12:51 | |
| */ | |
| public class ImageToByteArray { |