spraints
/ .gitignore
Last active
December 22, 2025 19:16
A really simple postgres protocol analyzer
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| test.crt | |
| test.key |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| module gist.github.com/spraints/42b3ec473655ce665f8c215bf6dcfe5e | |
| go 1.22.2 | |
| require ( | |
| github.com/vishvananda/netlink v1.3.0 // indirect | |
| github.com/vishvananda/netns v0.0.4 // indirect | |
| golang.org/x/sys v0.10.0 // indirect | |
| ) |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #/ Usage: ruby run.rb [--resume] runlist.txt outdir | |
| #/ | |
| #/ --resume picks up after a gracefully shut down previous attempt. | |
| #/ | |
| #/ outdir must not exist, but be a path where we can create a directory. | |
| #/ | |
| #/ runlist.txt must be a list of the inputs we're going to process, once per line. | |
| require "fileutils" |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| sigset-die | |
| sigset-live |
spraints
/ recent-growth.rb
Last active
September 27, 2024 13:18
Find which parts of your Git repository are growing the fastest
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #/ Usage: ruby recent-growth.rb [OPTIONS] | |
| #/ --git-dir <git_dir> | |
| #/ --since <date> | |
| #/ --until <date> | |
| #/ --max-count <count> | |
| #/ --per tree|extension | |
| #/ --list-all (in the summary, show all trees / extensions, not just the top 10) | |
| #/ --all | --branches | --tags | --remotes | <commit> | |
| #/ | |
| #/ Example: |
spraints
/ mutexvsatomic_test.go
Created
April 12, 2024 15:59
Mutex vs Atomics for read-heavy workload
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* | |
| goos: darwin | |
| goarch: amd64 | |
| pkg: github.com/github/gitrpcd/spraints/mutexvsatomic | |
| cpu: Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz | |
| BenchmarkMutex-16 2182556 544.1 ns/op | |
| --- BENCH: BenchmarkMutex-16 | |
| compare_test.go:71: maxes: [2 2 2 2 2 2 2 2 2 2] | |
| compare_test.go:71: maxes: [2 2 2 2 2 2 2 2 2 2] |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| int red = 11; | |
| int green = 10; | |
| int blue = 9; | |
| long spectrum[] = { | |
| 0xff0000, // 0 red | |
| 0xffa500, // 1 orange | |
| 0xffff00, // 2 yellow | |
| 0x00ff00, // 3 green | |
| 0x0000ff, // 4 blue |
spraints
/ .gitignore
Last active
October 21, 2022 17:08
getrusage quirks (on Linux, ru_maxrss is the max for the process, regardless of the exec after a fork)
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| *.o | |
| show-maxrss | |
| bloat-fe |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # Usage: ruby extract.rb PDF... | |
| # | |
| # Extracts all 'stream' blocks from the PDF. This includes all images embedded | |
| # in it. All of the output files have a '.bin' extension. Sometimes you can see | |
| # what they are by doing something like this: | |
| # | |
| # $ ruby extract.rb example.pdf | |
| # $ file *.bin | |
| def main |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| package sharedcertprovider | |
| import ( | |
| "context" | |
| "sync" | |
| "time" | |
| ) | |
| type Provider interface { | |
| GetCert() Cert |
NewerOlder