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Happy investigating and coding

Shawn ShawnHuang

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Happy investigating and coding
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@ShawnHuang
ShawnHuang / how-to-virtualize-raspian-with-qemu.md
Created October 13, 2019 08:33 — forked from lbdremy/how-to-virtualize-raspian-with-qemu.md
HOW-TO: Virtualize Raspian with Qemu.

#HOW-TO: Virtualize Raspian with Qemu

0.Workspace

mkdir -p ~/workspace/raspdev
cd ~/workspace/raspdev

1.Install Qemu

@ShawnHuang
ShawnHuang / cvimrc
Created October 11, 2019 04:55
cvimrc
imap jj <esc>
@ShawnHuang
ShawnHuang / gist:022536d7497a44de67c2eb3cff33fece
Created June 20, 2019 23:59
https://superuser.com/questions/1027957/zsh-change-prompt-just-before-command-is-run
https://gist.github.com/PaulCapestany/4736311#file-oh-my-zsh-prompt
@ShawnHuang
ShawnHuang / gist:9750e6c58ae472c99ae2556b52146640
Created November 23, 2018 06:56
$ \curl -sSL https://get.rvm.io | bash
$ source /home/<user>/.rvm/scripts/rvm
$ rvm -v
$ rvm install ruby
$ ruby -v
$ sudo apt-get install rubygems
$ gem update
$ sudo apt-get install ruby-dev zlib1g-dev liblzma-dev build-essential patch
@ShawnHuang
ShawnHuang / gist:3fcb6e3d5a768a891f11c86a4053bb94
Created November 23, 2018 06:18
print("─────────────────────────▄▀▄")
print("─────────────────────────█─█")
print("─────────────────────────█─█")
print("─────────────────────────█─█")
print("─────────────────────────█─█")
print("─────────────────────────█─█")
print("─────────────────────────█─▀█▀█▄")
print("─────────────────────────█──█──█")
print("─────────────────────────█▄▄█──▀█")
print("────────────────────────▄█──▄█▄─▀█")
@ShawnHuang
ShawnHuang / WebSocketServer.sh
Created August 16, 2018 01:08 — forked from suxue/WebSocketServer.sh
simple WebSocket Server make use of netcat
#!/bin/ksh
typeset port=$((RANDOM % 60000))
while ((port < 30000)); do
port=$((RANDOM % 60000))
done
typeset pipe=`mktemp -u`
mkfifo $pipe
trap "rm -f $pipe" INT
@ShawnHuang
ShawnHuang / gist:9db0261bd769eb940f5a6acef7c1bbb5
Created August 2, 2017 06:32 — forked from yi/gist:01e3ab762838d567e65d
lua hex <= => string
function string.fromhex(str)
return (str:gsub('..', function (cc)
return string.char(tonumber(cc, 16))
end))
end
function string.tohex(str)
return (str:gsub('.', function (c)
return string.format('%02X', string.byte(c))
end))
@ShawnHuang
ShawnHuang / gist:c83fad4663ad017a84cc365fc14b7f9d
Created March 23, 2017 12:46
http://stackoverflow.com/questions/2016404/git-status-shows-modifications-git-checkout-file-doesnt-remove-them
@ShawnHuang
ShawnHuang / stdin.md
Last active January 22, 2017 01:54
stdin 
$ find /etc/ -name passwd
find: /etc//cups/certs: Permission denied ->stderr(2)
/etc//pam.d/passwd ->stdout(1)
/etc//passwd

#Redirect stdout

@ShawnHuang
ShawnHuang / avl.c
Created October 1, 2016 09:48
sort with avl
/**
* Definition for singly-linked list.
* struct ListNode {
* int val;
* struct ListNode *next;
* };
*/
struct TNode{
struct ListNode *node;