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Sam Xie XSAM

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@mtigas
mtigas / gist:952344
Last active June 20, 2024 11:22
Mini tutorial for configuring client-side SSL certificates.

Client-side SSL

For excessively paranoid client authentication.

Updated Apr 5 2019:

because this is a gist from 2011 that people stumble into and maybe you should AES instead of 3DES in the year of our lord 2019.

some other notes:

@jmfederico
jmfederico / run-xtrabackup.sh
Last active May 21, 2024 05:18
Script to create full/incremental backups with xtrabackup.
#!/bin/sh
TMPFILE="/tmp/xtrabackup-runner.$$.tmp"
USEROPTIONS="--user=${MYSQL_USER} --password=${MYSQL_PASSWORD} --host=${MYSQL_HOST}"
BACKDIR=/srv/mysql-bak
BASEBACKDIR=$BACKDIR/base
INCRBACKDIR=$BACKDIR/incr
FULLBACKUPCYCLE=604800 # Create a new full backup every X seconds
KEEP=1 # Number of additional backups cycles a backup should kept for.
START=`date +%s`
@clyfish
clyfish / solarized-dark.xcs
Created December 21, 2011 07:06
xshell solarized dark color theme
[Solarized Dark]
text(bold)=839496
magenta(bold)=6c71c4
text=839496
white(bold)=fdf6e3
green=859900
red(bold)=cb4b16
green(bold)=586e75
black(bold)=073642
red=dc322f
@jboner
jboner / latency.txt
Last active June 27, 2024 02:47
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
@ichaos
ichaos / solarized-dark.xcs
Created November 1, 2012 08:15 — forked from clyfish/solarized-dark.xcs
xshell solarized dark color theme
[Solarized Dark]
text(bold)=839496
magenta(bold)=6c71c4
text=839496
white(bold)=fdf6e3
green=859900
red(bold)=cb4b16
green(bold)=586e75
black(bold)=073642
red=dc322f
@dergachev
dergachev / GIF-Screencast-OSX.md
Last active June 5, 2024 22:16
OS X Screencast to animated GIF

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:

@jkstill
jkstill / proc_net_tcp_decode
Last active May 8, 2024 13:54
decode entries in /proc/net/tcp
Decoding the data in /proc/net/tcp:
Linux 5.x /proc/net/tcp
Linux 6.x /proc/PID/net/tcp
Given a socket:
$ ls -l /proc/24784/fd/11
lrwx------ 1 jkstill dba 64 Dec 4 16:22 /proc/24784/fd/11 -> socket:[15907701]
@jhass
jhass / dump_socket.sh
Last active June 11, 2024 13:15
Capture unix socket to pcap file with socat and tshark
#!/bin/bash
# Parameters
socket="/run/foo.sock"
dump="/tmp/capture.pcap"
# Extract repetition
port=9876
source_socket="$(dirname "${socket}")/$(basename "${socket}").orig"
@Soulou
Soulou / hijackhttps.go
Created July 21, 2013 10:45
I was looking to do HTTPS socket hijacking, here is the way to do ! The link between client and server are completely encrpted. Keywords : HTTPS TCP Socket Hijacking Golang
package main
import (
"crypto/tls"
"fmt"
"net"
"net/http"
"net/http/httputil"
"time"
)
@hfhimage
hfhimage / xshell solarized dark theme.xcs
Created November 2, 2013 05:57
xshell solarized dark theme
[Names]
count=1
name0=Solarized Dark
[Solarized Dark]
text(bold)=839496
magenta(bold)=dd3682
text=839496
white(bold)=fdf6e3
green=859900
red(bold)=cb4b16