Real-World SQL Joins Explained with Modern App Examples (Instagram, Facebook, Google, Amazon)Jun 11, 2025·3 min read
🔄 Mastering FOR UPDATE OF and WHERE CURRENT OF in COBOL-DB2: Real-World Use Case + PitfallsJun 8, 2025·3 min read
GitHub with Git in WSL (Ubuntu)To configure GitHub using the WSL terminal in Visual Studio (VS Code), follow these steps. This will allow you to clone, commit, push, and pull repositories using Git from your WSL environment. ✅ Step-by-Step Setup: GitHub with Git in WSL (Ubuntu) �...Jun 16, 2025·2 min read
Executing a Simple COBOL Program Using WSL and Shell ScriptingIntroduction COBOL (Common Business-Oriented Language) is a programming language that has been widely used in business, finance, and administrative systems for decades. With the advent of Windows Subsystem for Linux (WSL), developers can now run Linu...Mar 30, 2025·3 min read
Mainframe Projects:Since you have 5 years of experience as a mainframe developer, your portfolio should include real-world, impactful projects that showcase your expertise in COBOL, JCL, DB2, CICS, VSAM, and tools like Xpediter. Here are some best real-time mainframe p...Mar 27, 2025·3 min read
All Eyes On MainframesMainframes are still dominant in industries like insurance, banking, and credit cards because of their unmatched reliability, security, and processing power. Here’s why they continue to outperform many newer technologies: 1️⃣ Performance & Scalabili...Mar 21, 2025·5 min read
REXX CodingInput-Output Terminal: PULL and SAY are the basic I-O statements in REXX.Eg: PULL variable-name, SAY ‘Hello World’ PARSE command is used for string manipulationsEg: PARSE PULL variable-name Passing Arguments:The values which are passed to an exec are...Mar 2, 2025·4 min read
Self IntroductionTell me about yourself work experience projects Skills certifications accomplishments education Good [morning/afternoon], and thank you for this opportunity to introduce myself. My name is Santhosh Chandra Rajeru, and I am currently working as an Ana...Feb 21, 2025·2 min read
IBM UtilitiesIKJEFT01 - IBM Utility commonly used to execute tso commands in batch job.Performs the following Functions: Submit TSO commands. Bind Cobol + DB2 Program Runs Cobol + DB2 Program Unload DB2 program //Stepname EXEC PGM=IKJEFT01 IDCAMS - IBM util...Feb 21, 2025·1 min read