Resources
Why Modernization Projects Fail And How To Make It A Success – Series 10
When legacy modernization efforts turn into a battlefield between IT ambitions and business realities, the outcome is almost always the same: reality wins. Unfortunately, by the time reality prevails, ...
Why Modernization Is Hard – Series 9
Modernization should directly support your company's strategic goals. Whether it's entering new markets, improving customer experience, or enabling faster product development, the decision to moderniz ...
Why Modernization Is Hard – Series 8
COBOL programs often generate reports where field formatting is handled using the 'PICTURE' clause. This clause allows for complex numeric editing and formatting options in these legacy programs. Most ...
Why Modernization Is Hard – Series 7
Migrating mainframe COBOL DB2-based business functions to a cloud-native architecture is a daunting task. In our previous series, we discussed the various complexities involved in ensuring a smooth tr ...
Modernization Challenges – Db2 Syntaxes
A common occurrence in COBOL/DB2 programs is the coding of SQL SET assignment statement. This could be used for assigning Current Timestamp, Current Date/Time and doing various Date/Time arithmetic wi ...
Why Modernization Is Hard – Series 6
Convoluted code logic can be found in any system or programming language, but modern languages are designed to minimize such issues. For example, the creators of Java opted against direct memory alloc ...
Why Modernization Is Hard – Series 5
It is common to find COBOL or other legacy language application programs calling System modules viz. Standard z/OS Language Environment modules for Date functions, DB2 DSNALI/RLI modules for connectio ...
Why Modernization Is Hard – Series 4
One of the biggest challenges in modernizing legacy applications is figuring out the program call chain and the functionality of various called programs. Scanning the source code alone is not enough t ...
Why Modernization Is Hard? - Series 3
COBOL compiler options significantly affect calculation results and logic flow. Both human intelligence and AI struggle to replicate business logic in newer systems without considering these options. ...
Why Modernization Is Hard? – Series 2
The character comparisons use EBCDIC codepage which has different collating sequence than ASCII/UTF-8. The non-equal comparison operators viz. >, >=, <, <= can result in different results ...
Why Modernization Is Hard? – Series 1
COBOL has its own rules for calculations that are hard to replicate in newer systems. We have seen thousands of different examples where the customer is unable to match mainframe-based calculations in ...
The Role Of Mainframe Data In A Hybrid Cloud Environment
More and more organizations are adopting a hybrid approach to their IT environment. In the context of computing and IT infrastructure, a hybrid environment combines multiple types of resources or tech ...
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