📰 Dev.to · Fixel Smith
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Dev.to · Fixel Smith
3w ago
Detecting fraud rings: the social-graph problem in disguise
Fraud at scale usually gives itself away through repetition. One phone number behind twelve...
Dev.to · Fixel Smith
1mo ago
Eight window-function tricks beyond LAG and ROW_NUMBER
The first post in this series got more reader response than I expected. The comments were full of...
Dev.to · Fixel Smith
1mo ago
Six SQL patterns I use to catch transaction fraud
Quick disclaimer: I do data work on a program-integrity team. Examples below use generic transaction...
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