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Steve Kamerman kamermans

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kamermans / main.go
Last active February 11, 2021 19:16
Modify PuTTY sessions in Golang by editing the Windows Registry
package main
import (
"fmt"
"net/url"
"golang.org/x/sys/windows/registry"
)
const (
@kamermans
kamermans / package_esp32_index.json
Created November 15, 2020 16:06
FireBeetle-ESP32 Boards Package
{
"packages": [
{
"maintainer": "DFRobot DFRDuino",
"help": {
"online": "http://esp32.com"
},
"websiteURL": "https://github.com/espressif/esp32-arduino",
"platforms": [
{
@kamermans
kamermans / test.vcl
Created July 13, 2020 18:21
Nested Varnish directors errors
vcl 4.0;
import directors;
backend alpha { .host = "192.168.0.101"; }
backend bravo { .host = "192.168.0.102"; }
sub vcl_init {
new primary_director = directors.random();
primary_director.add_backend(alpha, 1.0);
@kamermans
kamermans / 2020-04-28-list.txt
Last active April 29, 2020 03:26
AWS EC2 Instances Costs by CPU-month (find the most cheapest CPU power instances)
c5.metal: $31.03 per CPU per month (96 vCPUs, 192.0 GiB RAM)
c5.24xlarge: $31.03 per CPU per month (96 vCPUs, 192.0 GiB RAM)
c5.18xlarge: $31.03 per CPU per month (72 vCPUs, 144.0 GiB RAM)
c5.12xlarge: $31.03 per CPU per month (48 vCPUs, 96.0 GiB RAM)
c5.9xlarge: $31.03 per CPU per month (36 vCPUs, 72.0 GiB RAM)
c5.4xlarge: $31.03 per CPU per month (16 vCPUs, 32.0 GiB RAM)
c5.2xlarge: $31.03 per CPU per month (8 vCPUs, 16.0 GiB RAM)
c5.xlarge: $31.03 per CPU per month (4 vCPUs, 8.0 GiB RAM)
c5.large: $31.03 per CPU per month (2 vCPUs, 4.0 GiB RAM)
m5a.16xlarge: $31.39 per CPU per month (64 vCPUs, 256.0 GiB RAM)
@kamermans
kamermans / 2020-03-15-report.txt
Last active March 16, 2020 02:29
COVID-19 Confirmed Cases by US County (from John's Hopkins Dataset)
# COVID-19 by US County
Arizona (13):
Maricopa: 2
Pinal: 2
[unknown]: 9
California (426):
Alameda: 2
Contra Costa: 9
Fresno: 1
@kamermans
kamermans / kill_orphaned_pagent.cmd
Created March 4, 2020 04:59
Fixes the dreaded "Pageant is already running" error by killing the conflicting gpg-agent that prevents PuTTY Pageant from starting.
@ECHO OFF
ECHO Killing orphaned pagaent instances...
taskkill /IM "gpg-agent.exe" /F
PAUSE
@kamermans
kamermans / mockedS3Client.go
Created February 25, 2020 03:04
Thread-Safe AWS S3 Mock for Golang (works with GetObject, PutObject, DeleteObject, HeadBucket)
package something
import (
"bytes"
"errors"
"fmt"
"io/ioutil"
"net/url"
"path"
"sync"
@kamermans
kamermans / main.go
Last active February 8, 2020 20:09
Compute date palindromes efficiently
package main
import (
"fmt"
"os"
"sort"
"sync"
"time"
)
@kamermans
kamermans / hash_benchmark.php
Created October 21, 2018 05:43
Compute the performance of every hashing function in PHP
<?php
$loops = 100000;
$str = "whois foobar";
$algos = hash_algos();
$algo_padding = array_reduce($algos, function($carry, $val) {
$len = strlen($val);
if ($len > $carry) {
$carry = $len;
}
@kamermans
kamermans / fix_quotes.sh
Last active April 16, 2024 00:23
Replace fancy-quotes / curly-quotes / smart-quotes with standard ASCII single- and double-quotes in bash
#!/bin/bash
# Replaces annoying "fancy" quotes created by programs like Microsoft Word and everything in MacOS
# with normal ASCII single-quotes (') or double-quotes (")
# This script does NOT replace the GRAVE ACCENT (`) since it is commonly used in Markdown and as a bash command
# See: https://www.cl.cam.ac.uk/~mgk25/ucs/quotes.html
SINGLE=$(echo -ne '\u00B4\u2018\u2019')
DOUBLE=$(echo -ne '\u201C\u201D')
sed -i "s/[$SINGLE]/'/g; s/[$DOUBLE]/\"/g" $1