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Artur M. Wolff amwolff

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@halkyon
halkyon / main.go
Last active June 14, 2022 22:13
share file programatically using storj linksharing service
package main
import (
"context"
"fmt"
"os"
"time"
"github.com/pkg/errors"
"storj.io/uplink"
@georgespingos
georgespingos / gist:4317529
Created December 17, 2012 11:14
One line FizzBuzz in C# (135 character)
Enumerable.Range(1, 20).ToList().ForEach(c => Console.WriteLine((c%15==0)?"FizzBuzz":((c%3==0)?"Fizz":(c%5==0)?"Buzz":c.ToString())));
@jboner
jboner / latency.txt
Last active July 22, 2024 14:44
Latency Numbers Every Programmer Should Know
Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference 0.5 ns
Branch mispredict 5 ns
L2 cache reference 7 ns 14x L1 cache
Mutex lock/unlock 25 ns
Main memory reference 100 ns 20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy 3,000 ns 3 us
Send 1K bytes over 1 Gbps network 10,000 ns 10 us
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD