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April 07, 2020 12:00PM
Crossbow is a tool that is now allowing Cloudflare’s Technical Support Engineers to perform diagnostic activities from running commands (like traceroutes, cURL requests and DNS queries) to debugging product features and performance features using bespoke tools....
March 02, 2020 1:00PM
Deep Dive Hardware Optimization Programming ToolsLast month finally I had an opportunity to use Bloom filters. I became fascinated with the promise of this data structure, but I quickly realized it had some drawbacks. This blog post is the tale of my brief love affair with Bloom filters....
July 04, 2017 11:32AM
Tools Programming Star Wars ASCII DDoSIn a recent blog post, my colleague Marek talked about some SSDP-based DDoS activity we'd been seeing recently. In that blog post he used a tool called mmhistogram to output an ASCII histogram....
April 27, 2016 4:01PM
Tools Go ProgrammingGo native vendoring (a.k.a. GO15VENDOREXPERIMENT) allows you to freeze dependencies by putting them in a vendor folder in your project. The compiler will then look there before searching the GOPATH....
August 06, 2015 2:40PM
RRDNS DNS Reliability Tools GoHere at CloudFlare we are heavy users of the github.com/miekg/dns Go DNS library and we make sure to contribute to its development as much as possible. Therefore when Dmitry Vyukov published go-fuzz and started to uncover tens of bugs in the Go standard library, our task was clear....
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