PROBLEM SOLVING

Practical guides for common developer problems

Step-by-step explanations for formatting, encoding, testing, conversion, and calculation tasks. Each guide connects the problem to a relevant DevUtilityKits tool.

JSON Problems

How to Format JSON→How to Validate JSON→How to Fix Invalid JSON→How to Pretty Print JSON→

Base64 Problems

How to Encode Text to Base64→How to Decode Base64→Base64 vs Encryption→

URL Problems

How to Encode a URL→How to Decode a URL→

Regex Problems

How to Test a Regular Expression→How to Validate Text with Regex→

Timestamp Problems

How to Convert a Unix Timestamp→Unix Timestamp Seconds vs Milliseconds→

Calculator Problems

How to Calculate a Percentage→How to Calculate Percentage Change→How to Calculate Business Days→How to Calculate the Difference Between Dates→