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@rociiu
rociiu / gist:1460fffd1b07967c08447bd8207ce15c
Created October 21, 2018 23:33
convert private key from hex string
package main
import (
"crypto/ecdsa"
"encoding/hex"
"fmt"
"log"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/crypto"
alias what_i_did_today='git log --pretty="%s" --author="Roc Yu" --no-merges --since="15 hours ago" | tail -r'
*filter
# Allow all loopback (lo0) traffic and reject traffic
# to localhost that does not originate from lo0.
-A INPUT -i lo -j ACCEPT
-A INPUT ! -i lo -s 127.0.0.0/8 -j REJECT
# Allow ping.
-A INPUT -p icmp -m state --state NEW --icmp-type 8 -j ACCEPT
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(function(window) {
var data,
xy = d3
.geo
.equirectangular()
.scale($('#map_container').width())
.translate([$('#map_container').width() / 2, $('#map_container').height() / 2]),
path = d3
.geo
.path()
var countries_data = {"type":"FeatureCollection","features":[
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[74.92,37.24],[74.57,37.03],[72.56,36.82],[71.24,36.13],[71.65,35.42],[71.08,34.06],[69.91,34.04],[70.33,33.33],[69.51,33.03],[69.33,31.94],[66.72,31.21],[66.26,29.85],[62.48,29.41],[60.87,29.86],[61.85,31.02],[60.84,31.5],[60.58,33.07],[60.94,33.52],[60.51,34.14],[61.28,35.61],[62.72,35.25],[63.12,35.86],[64.5,36.28],[64.8,37.12],[66.54,37.37],[67.78,37.19],[69.32,37.12],[70.97,38.47],[71.59,37.9],[71.68,36.68],[73.31,37.46],[74.92,37.24]]]]},"properties":{"name":"Afghanistan"},"id":"AF"},
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[19.44,41.02],[19.37,41.85],[19.65,42.62],[20.07,42.56],[20.59,41.88],[20.82,40.91],[20.98,40.86],[20.01,39.69],[19.29,40.42],[19.44,41.02]]]]},"properties":{"name":"Albania"},"id":"AL"},
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[2.96,36.8],[8.62,36.94],[8.18,36.52],[8.25,34.64],[7.49,33.89],[9.06,3
#!/usr/bin/env ruby
# put in /etc/munin/plugins and restart munin-node
# by Dan Manges, http://www.dcmanges.com/blog/rails-application-visualization-with-munin
# NOTE: you might need to add munin to allow passwordless sudo for passenger-memory-stats
def output_config
puts <<-END
graph_category App
graph_title Passenger memory stats
graph_vlabel count

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Screencapture GIF

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

@rociiu
rociiu / gist:3215182
Created July 31, 2012 08:55 — forked from swannodette/gist:3213107
sudoku.clj
(defn distincto [s]
(if (seq s)
(all
(distinctfd (first s))
(distincto (next s)))
s#))
(defn all-infd [xs d]
(if (seq xs)
(all
(defn index []
(html5
[:head
[:title "Todo Index"]]
[:body
[:div {:id "todos"} [:h2 "All Todos"]]
(form-to
[:post "/create"]
(label :todo "Enter what you want to do:")
(text-field "content")