All Posts

March 2025

• [14] Fixing SQLCODE = -171 in Db2: Understanding the RIGHT() function error

June 2024

• [30] Handling SQLCODE=-305 in COBOL Db2 Program
• [21] Using DFSORT to Generate Bulk SQL Queries: A Step-by-Step Guide

February 2024

• [21] COBOL Coding chronicles: Strategies for error free MOVEment of values to destination data-item.

December 2022

• [07] Are you ready to solve Christmas-themed programming puzzles? Advent Of Code 2022 is live!

April 2022

• [07] My takeaway from SHARE Dallas 2022 Hackathon for IBM Z - Part 1

November 2021

• [19] IBM Z Xplore - Getting through JCL1 Challenge in Fundamentals level

October 2021

• [12] IBM Z Xplore - Getting through Files Challenge in Fundamentals level
• [10] All about IBM Z Xplore and getting through VSC1

July 2021

• [31] How to concatenate all generations of a dataset?

June 2021

• [30] How to find the exact length of a string using COBOL?

May 2021

• [11] Updating Sequential files using COBOL
• [05] Using process statements in SuperCE utility

April 2021

• [25] Everything about IEFBR14 utility
• [01] How to prevent SQLCODE -803 in IBM DB2?

March 2021

• [24] Printing the pattern of letters from A to Z using the respective letter itself
• [19] Solving a problem statement using IBM DFSORT

February 2021

• [26] How to sort on the bits of a byte using IBM DFSORT?
• [19] How to pass more than 100 bytes of data from JCL to COBOL?

January 2021

• [31] How to convert rows to columns in a dataset using IBM DFSORT?
• [24] How to exclude a group of records using IBM DFSORT?
• [13] How to send job completion message to multiple TSO ID's?
• [11] How to schedule jobs using JOBGROUP?
• [09] Writing a REXX Program to create a Valid Luhn Number generator | Master the Mainframe 2020 | Level 3.3: REXX2: Nexxt Level Rexx

December 2020

• [20] Writing a REXX program to copy Mainframe tape dataset to DASD

November 2020

• [10] My take-away on Interskill eLearning Course: Java on z/OS

October 2020

• [07] Master the Mainframe 2020 | Level 2.9: ZOAU2: Power Through Python

January 2019

• [02] Hidden gems in the COND parameter in JCL
• [02] What happens when you submit a JCL with two JOB statements?

December 2018

• [29] TCS Hiring Challenge 2018 - Mainframe - Part 1
• [16] How to extract last byte of each record in VB and FB file using DFSORT
• [05] How to reverse a string in COBOL without using FUNCTION REVERSE

July 2018

• [13] Static and Dynamic call in COBOL and their compile JCL's

February 2018

• [13] How to pass PARM values from JCL to Easytrieve and use them to update a VSAM file.

November 2017

• [26] 88 Condition name in COBOL acts like a Two-Way switch

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