YAYA JOURNAL · Yaya Blog
Turn hard problems into
steps you can follow
Practical guides for browser tools, debugging, and productivity — with clear steps, real examples, and reusable checklists.
9 articles
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$25 an Hour Is How Much a Year? Pay Breakdown
See how much $25 an hour is per year, month, week, and paycheck. Compare common schedules, overtime pay, unpaid time off, and gross earnings before taxes.
Calculate Overtime Pay: Formula + Examples
Learn how to calculate overtime pay from an hourly rate, regular hours, overtime hours, and a multiplier. See clear 1.5x examples and estimate gross pay.
URL Parser: Components and Query Parameters
Parse a URL into its protocol, host, domain, port, path, query parameters, and fragment. Learn decoding, repeated parameters, JSON copying, and debugging steps.
IPv4 Subnet Calculator: CIDR and Host Ranges
Calculate IPv4 subnets from an address and CIDR prefix. Learn network and broadcast addresses, usable host ranges, masks, and the special /31 and /32 rules.
AES Online Encryption & Decryption: CBC
Encrypt and decrypt AES online in your browser: AES-CBC, 128/192/256-bit keys, IVs, the ivBase64:cipherBase64 format, and the most common decryption failures.
UUID Generator Online: v4, Batch, and GUID
Generate UUID v4 online and in batches: RFC 4122 format, how random v4 works, the UUID vs GUID relationship, and common uses like test data and placeholder IDs.
Image Color Picker: Extract HEX, RGB, and HSL from Any Image
Pick colors from images online, copy HEX, RGB, and HSL values, and extract a dominant-color palette. Learn how the three color formats differ and which to use.
JSON to TypeScript: Generate Interfaces from JSON in Seconds
Learn how to convert JSON to TypeScript interfaces and types with an online tool, how nested objects and arrays are handled, and what to check after generation.
JWT Decoder: Inspect Token Header, Payload, and Expiry Locally
Decode JWTs safely in your browser: the three-part structure, iat/nbf/exp time claims, and why you should not paste production tokens into random online tools.