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Introduction to VBScript – (1 to 9) Videos
The awesome free VBScript video tutorials so that you can learn writing scripts quickly. Read more.
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ISPF Mainframe Certification Commands
EDITING A DATA SET – If you do not know the Data Set Name: Obtain a list of data sets using screen 3.4 Tab to the left of the desired data set, type e for edit and press Return. This will bring the data set up in a full-screen editor. If you know the Data set…
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DB2: How to Fix Cursor Open Error Quickly
The ‘OPEN’ cursor fails during execution of the DB2 program is mainly due to lack of privileges. Resolution to Fix Cursor Open Error The privilege set consists of the privileges that are held by the authorization ID of the owner of the plan or package. If the plan or package is bound with VALIDATE(BIND), the…
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IBM Q-Replication in Zo/s environment
Q Replication captures changes to source tables and converts committed transactional data to messages. The data is not staged in tables. As soon as the data is committed at the source and read by Q Replication, the data is sent to the target location through WebSphere MQ Q-Replication Functionality They replicate data from and to…
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MQSeries Tutorial for Mainframe Programmers (4 of 5)
Lean different types of queues being used in mainframe MQSeries.
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DB2 SQL Global variables top usage
Global variables in DB2 v11. Read all the features here.
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DB2 Stored Procedures: Here are Top Benefits
Here are stored procedures benefits explain in the context of DB2
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How to access “IMS DB” database using SQL Queries(1 of 2)
In IMS DB not only DLI commands you an also issue SQL queries to access data from IMS DB database. Read more.
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Java ‘Collections’ vs COBOL ‘Arrays’
What is collections: Collections provide the ability to manage groups of objects. A collection can be ordered or unordered, contain duplicates or not, depending upon the particular implementation chosen. Collections can also contain key-value pairs to provide a facility for maintaining in memory an index of objects. How COBOL Array Works One useful way to…
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COBOL: 3 Simple Tips to Know Module is Subroutine
In COBOL programming, the subroutine needs the following three clauses. With these you can say the module is subroutine or main module. Here are Hints to Know the Module is Subroutine Linkage section In procedure division USING At the end of program, either, EXIT PROGRAM or GOBACK With the above clause we can say the…
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Can “STOP RUN” be Given in COBOL Subroutines
The statement “STOP RUN” be given usually in calling modules. When the “STOP RUN” statement encounters, this tells COBOL run-time unit to stop execution of COBOL program. Why Can’t STOP RUN to be Given in Subroutine This is the reason, it cannot be given in subroutines. The point is, the same question asked in many…
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EXIT PROGRAM – Real Reason to Code in Cobol Subroutine
In COBOL program there are three key phrases. Those are STOP RUN, GOBACK and EXIT PROGRAM. The phrase EXIT PROGRAM can use in subroutine. 1. What happens if it has given This statement “EXIT PROGRAM” gives control back to calling module. So, calling module continue processing still STOP RUN or GOBACK. 2. What happens if it has…
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