wuyongzheng’s gists

wuyongzheng / brick-game.py

Created March 26, 2024 16:00

	import math
	import pygame

	# define game setting
	NUM_BRICKS = (10, 10)
	SCREEN_SIZE = (600, 400)
	PAD_SIZE = (120, 10)
	BALL_R = 10
	BRICK_W = SCREEN_SIZE[0] / NUM_BRICKS[0]
	BRICK_H = SCREEN_SIZE[1] / NUM_BRICKS[1] / 2

wuyongzheng / gist:f0dc86f297ea5875697630d260f80773

Created December 21, 2023 16:28

Install and run Ubuntu arm64 in x84 qemu environment

	# Install and run Ubuntu arm64 in x84 qemu environment

	### Download Ubuntu iso image
	### Compile qemu
	### Install
	### Run
	### Credits
	* seryta mao's answer in superuser. https://superuser.com/a/1782085
	* User networking. https://wiki.qemu.org/Documentation/Networking

wuyongzheng / morph.py

Created November 8, 2023 15:01

Transform (morph) image according to control points from Hugin

	import sys
	import numpy as np
	from sklearn import linear_model
	import imageio

	# control point file format:
	# x1 tab y1 tab x2 tab y2
	# x1 tab y1 tab x2 tab y2
	# ...
	def read_cp(cp_path):

wuyongzheng / conference-matrix.csv

Created April 21, 2021 14:55

We can make this file beautiful and searchable if this error is corrected: It looks like row 4 should actually have 71 columns, instead of 45 in line 3.

	-,aaai,acl,asplos,cav,ccs,chi,crypto,cvpr,dac,eccv,emnlp,emsoft,eurocrypt,eurosys,fast,focs,hpca,hpdc,huc,iccad,iccv,icde,icfp,icml,icra,ics,icse,ijcai,imc,iros,isca,issta,kbse,kdd,lics,micro,mobicom,mobisys,naacl,ndss,nips,nsdi,oopsla,osdi,pervasive,pldi,pods,popl,recomb,rss,rtas,rtss,sc,sensys,sigcomm,sigecom,sigir,sigmetrics,sigmod,sigsoft,soda,sosp,sp,stoc,uist,usenix,uss,vr,wine,www
	aaai,0,901,50,137,98,208,11,948,136,696,938,38,15,38,42,105,53,56,169,133,638,414,20,829,401,58,109,1800,34,392,53,52,138,823,111,51,118,74,534,57,1038,47,35,34,34,51,132,48,121,171,39,68,81,124,77,358,664,81,270,106,172,21,41,107,68,70,47,116,288,577
	acl,901,0,25,15,45,143,3,253,49,164,2655,4,1,17,23,16,21,19,65,29,146,180,3,374,102,17,58,635,17,96,23,30,78,375,19,19,41,34,1784,25,437,26,19,20,7,24,37,13,45,35,9,20,26,55,22,24,615,28,156,55,19,14,20,8,56,43,29,41,22,407
	asplos,50,25,0,105,170,38,12,44,405,33,24,63,17,458,280,7,792,206,40,239,25,73,101,52,30,427,148,40,53,31,1029,117,114,44,17,1015,69,142,19,126,68,189,374,40

wuyongzheng / cs-conferences.dot

Created April 21, 2021 12:16

	strict graph {
	node [fontsize=16]
	AAAI -- IJCAI
	AAAI -- NIPS
	AAAI -- CVPR
	AAAI -- EMNLP
	AAAI -- ACL
	ACL -- EMNLP
	ACL -- NAACL
	ACL -- AAAI

wuyongzheng / segsat.py

Created December 19, 2020 12:55

7 segment decoder with minimal nor gates

	from z3 import *

	def build_gate(nodes, edges):
	assert len(nodes) == len(edges)
	subs = [And(node, edge) for node, edge in zip(nodes, edges)]
	return Not(Or(subs))

	def build_circuit(inputs, edgemap, sels):
	nodes = list(inputs)
	for edges in edgemap:

wuyongzheng / gist:7c3e2b2e916b89002162dbea63c3202f

Created February 12, 2019 07:36

ubuntu crontab env

	LANGUAGE=en_SG:en
	HOME=/home/yz
	LOGNAME=yz
	PATH=/usr/bin:/bin
	LANG=en_SG.UTF-8
	SHELL=/bin/sh
	PWD=/home/yz
	LANGUAGE=en_SG:en
	HOME=/home/yz
	LOGNAME=yz

wuyongzheng / p5-bayes.py

Created May 23, 2018 08:27

	# Usage: python3 p5-bayes.py z4-mark z4-noma

	import sys
	import numpy as np
	import scipy.stats

	def load_data(path):
	nr_fields = None
	ids = list()
	vecs = list()

wuyongzheng / gist:3e7bc8f9aba54ed5f24dd5c548fdec21

Created March 13, 2018 02:52

fastboot flash-all error

	C:\Users\v>cd Desktop\aimage\walleye-opm1.171019.011

	C:\Users\v\Desktop\aimage\walleye-opm1.171019.011>flash-all.bat
	target reported max download size of 536870912 bytes
	sending 'bootloader_a' (38644 KB)...
	OKAY [ 0.833s]
	writing 'bootloader_a'...
	(bootloader) Updating: partition:0 @00002000 sz=0000B000
	FAILED (remote: Command Flash Error)
	finished. total time: 0.841s

wuyongzheng / crawl.sh

Created November 12, 2017 14:04

Tweeter user timeline crawler without authentication

	#!/bin/bash

	# change this
	user=SMRT_Singapore

	while true ; do
	if [ -f crawl-0.json ] ; then
	pos=`cat crawl-.json \| tr ',' '\n' \| grep 'min_position.:.[0-9]' \| sed -e 's/.:"//' -e 's/".*//' \| sort -n \| head -n 1`
	url="https://twitter.com/i/profiles/show/$user/timeline/tweets?include_available_features=1&include_entities=1&max_position=$pos&reset_error_state=false"
	else

Wu Yongzheng wuyongzheng