What are the differences between Apache Spark and Apache Storm? What are suitable use cases for each one?
Solution Apache Spark is an in-memory distributed data analysis platform-- primarily targeted at speeding up batch analysis jobs, iterative machine learning jobs, interactive query and graph processing.
One of Spark's primary distinctions is
I tried installing xampp from the following site: http://www.apachefriends.org/en/xampp-windows.html
I had problems installing. When the control panel runs, it shows green signal for MySql and Mercury only, and especially when I start Apache, it gives an Exception.
And at some point it says to disable UAC, but I guess that is not recommended in W
I can't get the default webpage for tomcat to appear.
The webpage says:
This webpage is not available
I set the port to 8081 in server.xml
<Connector port="8081" protocol="HTTP/1.1"
<!-- A "Connector" using the shared thread pool-
I am getting following error while trying to execute "mvn clean install" for building parquet-mr source obtained from https://github.com/apache/parquet-mr
[INFO] Storing buildScmBranch: UNKNOWN
[INFO] --- maven-remote-resources-plugin:1.5:process (default) @ parquet-generator ---
ERROR [MemtableFlushWriter:1] 2019-11-05 19:23:08,691 LogReplicaSet.java:94 - Failed to create log replica C:\apache-cassandra-3.11.5\data\data\system\local-7ad54392bcdd35a684174e047860b377/C:\apache-cassandra-3.11.5\data\data\system\local-7ad54392bcdd35a684174e047860b377\md_txn_flush_99189c20-ffd3-11e9-b69e-0752c2cde782.log
I'm new to Thrift.
I think I installed it correctly. I have the folowing libs :
luckyan315@ubuntu:~/code/thrift-0.8.0/tutorial/cpp$ ll /usr/local/lib/
drwxr-xr-x 4 root root 4096 Mar 23 19:35 ./
drwxr-xr-x 10 root root 4096 Oct 12 22:27 ../
-rwxr-xr-x 1 root root 4100463 Mar 31 20:26 libthrift-0.8.0.so*
-rw-r--r-- 1 root r
I am using Spring Boot in my Java application, and to deployment used Tomcat 7. I was trying to deploy multiple Spring Boot projects in the same server it showing exceptions. But deploy one Spring Boot application and another one was Spring application means it's working.
The exception is:
2016-01-22 08:05:18.301 INFO 16021 --- [ost-startSto
Is it good idea to use Apache Webserver in front of GF or Tomcat? Does it improve the performance/security?
Or there is not any reason to use Apache Web Server with GF?
Solution Taken from http://wiki.apache.org/tomcat/FAQ/Connectors#Q3
Clustering. By using Apache HTTP as a front end you can let Apache HTTP act as a front door to your content t
I am setting up a new apache mysql server. It has only 3 websites and it really does not have much activity. I mostly use it for programming and testing.
The httpd.conf of the server is this one:
I use the authentication and authorization in my single node Cassandra setup, But I frequently get the following error in Cassandra server logs,
ERROR [SharedPool-Worker-71] 2018-06-01 10:40:36,661 ErrorMessage.java:338 - Unexpected exception during request
java.lang.RuntimeException: org.apache.cassandra.exceptions.ReadTimeoutException: Operation