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David
Payment gateway developer
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Joined on
Feb 5, 2026
Personal website
https://santacruz.ec
More info about @santacruz
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13 posts published
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Lorem Ipsum for Developers: Why We Use Placeholder Text and How to Generate It
David
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Feb 5
Lorem Ipsum for Developers: Why We Use Placeholder Text and How to Generate It
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webdev
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design
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css
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beginners
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3 min read
Lorem Ipsum for Developers: Why We Use Placeholder Text and How to Generate It
David
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Feb 5
Lorem Ipsum for Developers: Why We Use Placeholder Text and How to Generate It
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webdev
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design
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css
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beginners
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3 min read
MAC Addresses Explained: What They Are, How They Work, and Why Developers Should Care
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Feb 5
MAC Addresses Explained: What They Are, How They Work, and Why Developers Should Care
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networking
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webdev
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tutorial
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beginners
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4 min read
Hex to ASCII and Back: A Practical Guide to Hex Encoding for Developers
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Feb 5
Hex to ASCII and Back: A Practical Guide to Hex Encoding for Developers
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webdev
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tutorial
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programming
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beginners
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4 min read
MD5 vs SHA-1 vs SHA-256: A Developer's Guide to Hash Functions
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Feb 5
MD5 vs SHA-1 vs SHA-256: A Developer's Guide to Hash Functions
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security
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webdev
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programming
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beginners
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4 min read
The Luhn Algorithm Explained: How Credit Card Numbers Are Validated
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Feb 5
The Luhn Algorithm Explained: How Credit Card Numbers Are Validated
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algorithms
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fintech
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webdev
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testing
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5 min read
What is an IMEI Number? A Developer's Guide to Mobile Device Identifiers
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Feb 5
What is an IMEI Number? A Developer's Guide to Mobile Device Identifiers
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webdev
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mobile
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tutorial
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beginners
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4 min read
IBAN Testing for Developers: How to Generate Valid Test IBANs Without Breaking Production
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Feb 5
IBAN Testing for Developers: How to Generate Valid Test IBANs Without Breaking Production
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webdev
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testing
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fintech
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tutorial
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4 min read
JSON Formatting 101: Pretty Print, Validate, and Debug Like a Pro
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Feb 5
JSON Formatting 101: Pretty Print, Validate, and Debug Like a Pro
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json
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webdev
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javascript
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beginners
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4 min read
UUID v4 vs v7: What Changed and Why It Matters
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Feb 5
UUID v4 vs v7: What Changed and Why It Matters
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uuid
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database
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webdev
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programming
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4 min read
What is Base64 Encoding? A Visual Guide for Developers
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Feb 5
What is Base64 Encoding? A Visual Guide for Developers
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3 min read
Building a Client-Side Password Generator — Zero Server, Zero Tracking
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Feb 5
Building a Client-Side Password Generator — Zero Server, Zero Tracking
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security
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webdev
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javascript
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tutorial
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2 min read
11 Free Developer Tools I Built — No Signup, No Ads, No Premium Tier
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Feb 5
11 Free Developer Tools I Built — No Signup, No Ads, No Premium Tier
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webdev
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tools
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javascript
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productivity
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2 min read
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