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Log Analysis System Using Hadoop and MongoDB

Log Analysis System Using Hadoop and MongoDB

Dev Platform I have been searching for a way to process the exponentially increasing service logs at a low cost. For the past several mo...

4 years ago by [Level:0]Jeong Hyun Lee 5 60358
Our Experience of Creating Large Scale Log Search System Using ElasticSearch

Our Experience of Creating Large Scale Log Search System Using ElasticSearch

Dev Platform At NHN we have a service called NELO (NHN Error Log System) to manage and search logs pushed to the system by various app...

2 years ago by [Level:0]Lee Jae Ik 0 58052
The Story behind LINE App Development

The Story behind LINE App Development

Dev Platform If you have a smartphone, you must be using LINE, KakaoTalk, or Whatsapp messaging app, if not all of them. But unli...

3 years ago by [Level:3]Esen Sagynov 0 56575
Understanding Encryption and Security through Java Cryptography Architecture

Understanding Encryption and Security through Java Cryptography Architecture

Dev Platform For a long time, Java has provided security-related functions. Among the security-related functions, Java Cryptography Architecture...

2 years ago by [Level:0]Jaehee Ahn 0 50738
20 Minutes to Understanding Spatial Database

20 Minutes to Understanding Spatial Database

Dev Platform Spatial RDBMS is an RDBMS that can process spatial data. Popular RDBMSs, such as Oracle, offer their own Spatial RDBMS fe...

4 years ago by [Level:0]Ki Sun Song 0 48560
Dancing with OAuth: Understanding how Authorization Works

Dancing with OAuth: Understanding how Authorization Works

Dev Platform Lately, most Internet services are developed like Software as a Service (SaaS). This means that users can communicate with ...

3 years ago by [Level:0]Changhun Oh 1 42207
MaxClients in Apache and its effect on Tomcat during Full GC

MaxClients in Apache and its effect on Tomcat during Full GC

Dev Platform This is the fourth article in the series of "Become a Java GC Expert". In the first issue Understanding Java Garbage Collect...

3 years ago by [Level:0]Dongsoon Choi 0 40611