Blog: programcreek


210 blogs updated: 576 min. ago
Word counter in Java is one line
Counting words is often used. Before Java 8, it can be something like this: Map counter = new HashMap(); //before Java 8 for (String word : ...
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22-05-2020 21:28:31 programcreek Beginners
Install Spark on Ubuntu (2): Standalone Cluster Mode
In the previous post, I set up Spark in local mode for testing purpose. In this post, I will set up Spark in the standalone cluster mode. 1....
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02-12-2018 01:29:22 programcreek Beginners
Install Spark on Ubuntu (1): Local Mode
This post shows how to set up Spark in local mode. The cluster is standalone without any cluster manager (YARN or Mesos) and it contains onl...
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01-12-2018 19:20:26 programcreek Beginners
Install Hadoop and HBase on Ubuntu
HBase is an open-source distributed non-relational database written in Java. It has become one of the dominant databases in big data. It is ...
0
29-07-2018 00:40:59 programcreek Beginners
Build an AI Programmer using Recurrent Neural Network (3)
Recurrent Neural Networks (RNNs) are gaining a lot of attention in recent years because it has shown great promise in many natural language ...
9
06-07-2017 09:01:33 programcreek Beginners
Build an AI Programmer using Recurrent Neural Network (2)
Recurrent Neural Networks (RNNs) are gaining a lot of attention in recent years because it has shown great promise in many natural language ...
4
05-07-2017 06:58:13 programcreek Beginners
Build an AI Programmer using Recurrent Neural Network (1)
Recurrent Neural Networks (RNNs) are gaining a lot of attention in recent years because it has shown great promise in many natural language ...
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05-07-2017 00:08:09 programcreek Beginners
Automatically detecting server downtime using Linux cron job
If you run a website, you may have experienced some down time. Occasionally, the web server can go down. It would be great if we can get not...
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14-06-2017 07:59:47 programcreek Beginners
LeetCode – Russian Doll Envelopes (Java)
You have a number of envelopes with widths and heights given as a pair of integers (w, h). One envelope can fit into another if and only if ...
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26-08-2016 17:51:28 programcreek Beginners
Maximum Sum of Subarray Close to K
Given an array, find the maximum sum of subarray close to k but not larger than k. Java Solution public int getLargestSumCloseToK(int [] arr...
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14-08-2016 18:28:19 programcreek Beginners


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