Thanks for Kafka
Hello Kafka users and developers, We at Loggly launched our new system last week, and Kafka is a critical part. I just wanted to say a sincere thank-you to the Kafka team at LinkedIn who put this...
View Articlerunning mahout on Hadoop 2.0.0-cdh4.3.1
Hi All, I am used to running mahout (mahout-core-0.9-SNAPSHOT-job.jar) in the Apache Hadoop environment, however, we had to switch to Cloudera distribution. When I try to run the item based...
View Articlemove tml and properties files into coresponding packges where the java files are
I would like to move the .tml and .properties files into the same packages as the coresponding .java files. Right now the java files are in main/java and the resources in main.resources. Since I have a...
View ArticleHBASE and Zookeeper in parallel
Hi I am writing a program that makes use of a zookeeper server (I used the queue implementation of Curator) In addition, the program has access to HBASE Database via Gora. Hbase uses Zookeeper.... My...
View ArticleApache Maven Install Plugin 2.5 Released
The Apache Maven team is pleased to announce the release of the Apache Maven Install Plugin, version 2.5 The Install Plugin is used during the install phase to add artifact(s) to the local repository....
View ArticleClass not found
Hi, I am using the following code base: https://github.com/larsgeorge/hbase-book/tree/master/ch07 The thing is .. I do the mvn clean package And it compiles fine. But when I run one of the code.. it...
View Articleadding a separate thread to detect network timeouts faster
Hi all, Let's assume that you wanted to deploy ZK in a virtualized environment, despite all of the known drawbacks. Assume we could deploy it such that the ZK servers were all using independent CPUs...
View Articleconsumer partition rebalancing
I wasreviewingtheconsumer partition rebalancingalgorithm and had a fewrelatedquestions * Assuming 1) theconsumerdoesn'tcontrolthe partition allocation within a topic and 2) theconstraintthat a single...
View ArticleMessage.REST_MESSAGE is always null
Hi, I've just added an IN and an OUT interceptor to the CXF bus. That works. My IN interceptor is for Phase.PRE_INVOKE. In my IN interceptors handleMessage(Message msg) method I try to figure out...
View ArticleFirst impressions
Hi guys, I've been recently trying to convert some of our client apps to tapestry 5.4 I am using alpha-17 as of this report. All of these depend on the FlowLogix library so one of the first tasks is to...
View Articlechange jndi root
hello,when i add a new queue, supose the name is "q1", the activemq will register it under a default jndi root, called "dynamicQueues", i wonder how can i remove this root or change it to other one?...
View ArticleApparently, a strange case of ConcurrentModificationException
Hi, Lately, I have been getting some ConcurrentModificationExceptions while testing my code. I searched for possible causes but I only find (the usual and normal) cases where some kind of inappropriate...
View ArticleTapestry 5.4-alpha-20 preview release
I've actually created a series of preview releases since the last notice. There's been a lot of changes to work with Bootstrap 3 correctly. There's now an option to run the pop-up JavaScript console in...
View Articlemahout detailed output for LDA
I need to get the probability of a topic in a document and the probability of a word in a given topic for any document in the corpus and any word in the vocubulary. i.e prob(Topic|document) where...
View ArticleDynamic routing between disconnected exchanges
Let me start by saying that I am almost certainly missing some important detail on how exchanges/dynamic routes work. With that said, here is what I am trying to do with qpid-cpp-0.24: I have 3...
View Articlecustom authentication/authorization without Spring
I'm looking for a way to create custom authentication and authorization without the use of additional libraries such as Spring. Our current need is to look for a portal authentication cookie and...
View ArticleNew Date issues
I am working on what appears to be a bug, but I am not sure where exactly. I am creating a new date without specifying a time portion. So, hours and seconds are equal 0. If this date is between March...
View ArticleItem Based Collaborative Filtering Properties Question
Hi, I am currently trying to run the distributed Item Based Collaborative filtering algorithm on our Hadoop cluster, and I have a few questions regarding tweaking the various properties of the...
View ArticleGet help for Apache Wicket users list
Hi wicket team! I want to report a problem regarding the UrlValidator, I'm trying to use this to validate some URL, but I require to validate Absolute Paths too on this kind of fields. When I use the...
View ArticleScript Error 5.4.20
Hi Guys, I upgraded my test project to 5.4.17 and noticed it broke my custom autocompletes, so I seen Howard was releasing a preview release for version 5.4.20. Anyhow I'm receiving the following...
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