Blog

Data in Big Data - Generation, Structure, Storing and Challenges

Submitted by heartin on Mon, 07/06/2015 - 02:54

According to the concept of the 3Vs, BigData is data that may be very big (Volume) that may come in very fast for processing like a continuous streaming data (Velocity) and may be very diverse like structured, unstructured, NoSQL database data etc (Variety). Data is the most important part in BigData; if there is no data, then there is no BigData. So we will discuss about how data is generated, data types, where the data is stored and also various challenges with managing and processing.

 

What is Big Data?

Submitted by heartin on Sun, 07/05/2015 - 12:46

Learning something about the techniques and concepts of BigData is always good before learning any BigData related technology like Hadoop. It gives you a fair idea on where things fit together. This is just a quick introduction to the concepts of BigData like definitions, applications and differences with small data.

This note can be used as a quick learner or a quick refresher for BigData concepts. For detailed learning, you may refer to the reference notes or tutorials mentioned.

 

[Questions] Hadoop Interview Questions on the Basics of Hadoop and Hadoop Component Technologies

Submitted by heartin on Sun, 06/28/2015 - 13:41

Though it says interview questions, this page list down questions that can be also used to test your understanding of BigData and Hadoop’s basics and about Hadoop’s component technologies that make up the Hadoop technology stack. This doesn’t go deeper into any of the technology stack component. Having a bigger picture and knowing how the components fit together will help you make decisions in using the right component in the right way.

Useful SAP ERP Transaction Codes for Working With Integration

Submitted by heartin on Wed, 06/24/2015 - 18:59

  1. General

    1. SE37 – RFC Function Builder

    2. SE38 - ABAP editor, runtime, debugger.

    3. SM58 - tRFC Status Check:                                                                          

    4. SM59 – RFC Destination Management

    5. BAPI  - BAPI Explorer.                                                                    

    6. SE80 - Integrated development tool.

    7. SMGW - Gateway Monitor.

  2. Related to IDocs

Pages

Quick Notes Finder Tags

Activities (1) advanced java (1) agile (3) App Servers (6) archived notes (2) Arrays (1) Best Practices (12) Best Practices (Design) (3) Best Practices (Java) (7) Best Practices (Java EE) (1) BigData (3) Chars & Encodings (6) coding problems (2) Collections (15) contests (3) Core Java (All) (55) course plan (2) Database (12) Design patterns (8) dev tools (3) downloads (2) eclipse (9) Essentials (1) examples (14) Exception (1) Exceptions (4) Exercise (1) exercises (6) Getting Started (18) Groovy (2) hadoop (4) hibernate (77) hibernate interview questions (6) History (1) Hot book (5) http monitoring (2) Inheritance (4) intellij (1) java 8 notes (4) Java 9 (1) Java Concepts (7) Java Core (9) java ee exercises (1) java ee interview questions (2) Java Elements (16) Java Environment (1) Java Features (4) java interview points (4) java interview questions (4) javajee initiatives (1) javajee thoughts (3) Java Performance (6) Java Programmer 1 (11) Java Programmer 2 (7) Javascript Frameworks (1) Java SE Professional (1) JPA 1 - Module (6) JPA 1 - Modules (1) JSP (1) Legacy Java (1) linked list (3) maven (1) Multithreading (16) NFR (1) No SQL (1) Object Oriented (9) OCPJP (4) OCPWCD (1) OOAD (3) Operators (4) Overloading (2) Overriding (2) Overviews (1) policies (1) programming (1) Quartz Scheduler (1) Quizzes (17) RabbitMQ (1) references (2) restful web service (3) Searching (1) security (10) Servlets (8) Servlets and JSP (31) Site Usage Guidelines (1) Sorting (1) source code management (1) spring (4) spring boot (3) Spring Examples (1) Spring Features (1) spring jpa (1) Stack (1) Streams & IO (3) Strings (11) SW Developer Tools (2) testing (1) troubleshooting (1) user interface (1) vxml (8) web services (1) Web Technologies (1) Web Technology Books (1) youtube (1)