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Learning & Integrating web technology and code help directory

find command examples UNIX / Linux Commands

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find command examples

Find files using file-name ( case in-sensitve find)
# find -iname "MyCProgram.c"
Execute commands on files found by the find command
$ find -iname "MyCProgram.c" -exec md5sum {} \;
Find all empty files in home directory
# find ~ -empty

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grep command examples UNIX / Linux Commands

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grep command examples

Search for a given string in a file (case in-sensitive search).
$ grep -i "the" demo_file
Print the matched line, along with the 3 lines after it.
$ grep -A 3 -i "example" demo_text
Search for a given string in all files recursively
$ grep -r "ramesh" *

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tar command examples using UNIX / Linux Commands

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tar command examples

Create a new tar archive.
$ tar cvf archive_name.tar dirname/
Extract from an existing tar archive.
$ tar xvf archive_name.tar
View an existing tar archive.
$ tar tvf archive_name.tar

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History Of SAP Software

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History Of SAP Software

From day one, SAP was created as a global software product.
The software was engineered on a multilingual and multinational platform. 
Only a few years after its core product hit the marketplace the SAP become Germany's top software vendor.
 
SAP AG also offers comprehensive industry solutions besides regular SAP software (ECC products).
Examples are SAP Aerospace & Defense, SAP Automotive, SAP Banking, SAP Chemicals, SAP Consumer Products, SAP Engineering & Construction, SAP Healthcare, SAP High Tech, SAP Insurance, SAP Media, SAP Oil & Gas, SAP Pharmaceuticals, SAP Public Sector, SAP Retail, SAP Service Provider, SAP Telecommunications, SAP Utilities.
 
WebAS is very flexible.
Due to this flexibility an orgranization can initially choose to deploy SAP system very similar to how they do business today, and then gradually evolve business model over time.  
 
Client/server is of a few architectures available. 
In a client/server environment, a client machine requests information, via network, from the supplying machine, known as the server. 
A client machine could be an individual PC, workstation, mobile computing device, or even another computer system.
 
Img1
 
The three-tiered architecture divides the architecture into three layers: 
·         The user interface layer 
·         The business logic layer ("application" layer) 
·         The database layer
 
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The four-tiered system enables simple browser-based access.
This laywer helps in reducing the expense associated with installing, patching, and upgrading the SAP GUI user interface across perhaps hundreds or thousands of desktops.
Also it helps to integrate web services into the overall architecture.
 
Designing an adaptable enterprise computing solution is now possible using ESA. 
Using ESA, SAP R/3 and other legacy SAP solutions can be plugged in as application services. 
 
 

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Learn ERP & CRM

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ERP Overview
ERP stands for Enteprise Resource Planning. Enteprise Resource Planning software is often referred to as the backbone for the entire business. Using medical analogy an ERP system has brains (process logic), muscle (business transactions), and heart (business policy). ERP system communicates (as a nervous system) across business functions. ERP systems grow and evolve over time. If left unattended, it can get soft and flabby. The freshly implemented system is not very stable, like your legacy system. Users might not like your newly born ERP system until it matures.

Attributes of ERP Systems
 Leading ERP systems supports industry standards and best practices.
The Oracle Applications and SAP supports recommendations of the American Production and Inventory Control Society (APICS) and Generally Accepted Accounting Practices (GAAP).
The ERP system is composed of many modules called applications.

ERP Advantages
ERP advantages drive implementation projects.
Companies implement ERP systems for various reasons.
The reasons could be tangible, intangible, or strategic.
Due to these intangible and strategic benefits most companies do not even try to calculate a total return on investment from an ERP system.

ERP Disadvantages
ERP disadvantages must be overcome.
ERP systems comes with their share of headaches. 
They are usually difficult to implement.
Sometimes they are difficult to operate. 
In the past few years, odds of success have improved.

Application Service Providers
Recently the Application Service Providers (ASP) business model is becoming popular as a way to implement and operate your ERP applications. 
An application service provider (ASP) is a company that offers individuals or enterprises access over the Internet to applications and related services that would otherwise have to be located in their own personal or enterprise computers.

ERP Vendors
Market share 2005 according to Gartner Dataquest

#          Vendor                         Revenue (million $)      Market share(%) 
1           SAP                                   4726                                     28.7
2           Oracle Applications           1674                                     10.2
3           The Sage Group               1221                                      7.4
4           Microsoft Dynamics           616                                       3.7
5           SSA Global Technologies  464                                       2.8

Microsoft Dynamics CRM 3.0
Each businesses is different.
Unique set of tools are used by each to manage their customers.
Companies must make sure that their customer management software can easily adjust to their needs.

Need For CRM
Few examples of bad customer service experiences are:
·      You called a customer service phone number and were transferred to five different people.  Every single person asked you the same questions, so you had to keep repeating the same answers over and over again.
·      A salesperson pulled together a proposal for you but forgot to include your preferred-customer pricing in the quote.
·      A credit card company mailed you an application for a new account, even though you've had an account with that company for 10 years.

CRM Challenges
Some of the factors that make a CRM strategy difficult to implement include:
·         Multiple customer management systems
·         Remote workers
·         Rapidly changing business processes
·         Multi-channel customer interactions
·         Difficult and rigid systems

CRM Benefits
Following are the examples benefits that a company would get from successful implementation of CRM software.
·     CRM could track customer interests and purchase history over time. It proactively generate new marketing initiatives for customers based on their unique histories.
·     CRM could log a history of a customer's service requests.  A service technician could easily view all of those requests when the customer called with a new issue. Reviewing a customer's service history might help the technician resolve a customer's new issue much more quickly.
·      A manager could view all of the interactions with a customer across various functional areas such as sales, marketing, and customer service. People typically refer to this cross-functional history as a 360-degree view of the customer.
·     Marketing managers could analyze and report on the effectiveness of their marketing lists and campaigns to determine how they should re-allocate future marketing investments.
·      An analyst could use business intelligence tools to segment customers and prospects to identify trends and create predictive models for sales and customer service planning.

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