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17 Top VSAM Tuning Tips
Single point reference to VSAM tuning tips. These are useful for mainframe projects.
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How to Develop Credit-cards Project in CICS Mainframe
Explained in video tutorial on how CICS is being used in payments and credit cards domain projects. An additional thoughts you will get how a Credit card project can work using mainframe and CICS transaction server. Read more.
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COBOL ADDRESS OF Register: How to Use in Linkage Section
ADDRESS OF -The ADDRESS OF special register references the address of a data item in the linkage section, the local-storage section, or the working-storage section. For 01 and 77 level items in the linkage section, the ADDRESS OF special register can be used as either a sending item or a receiving item. For all other…
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COBOL really you need ideas to modify strings
Replace and Converting are to mostly used methods to modify string when you use INSPECT verb in COBOL. Read more.
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The Purpose of DBRC in the IMS DB Database
Top functions of DBRC in IMS DB and practical scenarios where Database recovery is needed in IMSDB.
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Mainframe Role in Mobile Banking
Best post upon why Citi bank chose Accessing Mainframe from mobile devices
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Data Integrity in CICS During Updates to VSAM Files
CICS supports read integrity while reading a file. This feature you can see especially while reading remote files in RLS mode.
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JCL: GDG Create, Delete, Alter, GDGs all Examples
IDCAMS is one of the popularly use utility in JCL. The best JCL examples for Creating GDG, Deleting GDG and Altering GDG help mainframe programmers they can readily use in their projects. GDG delete option most popularly use in real time projects.
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CICS Record Level Sharing (RLS)
In CICS RLS also provides some benefits when data sets are being shared between CICS regions and batch jobs.
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How Many JOB Cards Can I have in a JCL
Top interview question on JCL job cards. Explained with explanations about how many job cards you can give in a JCL.
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COBOL Evaluate: How to Write Multiple When Conditions
How to give or condition in COBOL evaluate ex pained with syntax.
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Real Story of Offline Vs Online PIN in Card Payments
What is online and offline PIN validation in terms of Credit and Debit cards. Today there are two different PIN verification methods, online PIN and offline PIN.
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