yvbbrjdr

#!/usr/bin/env python

import csv
from lxml import etree

def append(root, name, content = None):
    element = etree.SubElement(root, name)
    if content != None:
        element.text = etree.CDATA(content.decode('utf8'))
    return element

yvbbrjdr

import numpy as np
import math

def regression(points, A_funcs, b_func):
    A = [[f(*p) for f in A_funcs] for p in points]
    b = [b_func(*p) for p in points]
    AT = np.transpose(A)
    hat = np.dot(np.dot(np.linalg.inv(np.dot(AT, A)), AT), b)
    e = b - np.dot(A, hat)
    return list(hat), 1 - np.dot(e, e)

yvbbrjdr

#define NUM_OF(x) (sizeof(x) / sizeof(x[0]))

static const int BUTTON = P2_1;
static const int BUTTON_PRESSED = 0;
static const int BUTTON_RELEASED = 1;
static const int FANS[] = {P2_0, P2_5, P2_4, P1_5, P1_4};
static const int NUM_OF_FANS = NUM_OF(FANS);
static const int FAN_FULL_SPEED = 0xFF;

static unsigned char pwm = FAN_FULL_SPEED;

yvbbrjdr

"""
A truth table (CSV) generator for your logic class!

Example:

$ python truth_table.py
Variables: p; q
Formulae: p and q; p or q; not p; implies(p, q); p == q
"p","q","p and q","p or q","not p","implies(p, q)","p == q"
True,True,True,True,False,True,True

yvbbrjdr

Keybase proof

I hereby claim:

• I am yvbbrjdr on github.
• I am yvbbrjdr (https://keybase.io/yvbbrjdr) on keybase.
• I have a public key ASCAbRJyrB5DJPcB7krXWA0R0JfILDomuNqSq4cjD6T7Fwo

To claim this, I am signing this object:

yvbbrjdr

CXX=g++
CFLAGS=-Wall -Wextra -O3

all: hello helloplugin.so

hello: main.cpp plugininterface.h
	$(CXX) $(CFLAGS) -ldl $< -o $@

helloplugin.so: helloplugin.cpp plugininterface.h
	$(CXX) $(CFLAGS) -shared -fPIC $< -o $@ 

yvbbrjdr

yv's Formula

f_p(x) = 27.5 * 2 ^ (x / 12)

• Python

  f_p = lambda x: 27.5 * 2 ** (x / 12)

yvbbrjdr

-----BEGIN CERTIFICATE-----
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
-----END CERTIFICATE-----
-----BEGIN CERTIFICATE-----
MIICNzCCAd2gAwIBAgIUD6UJah0ReDrJIuxhqrTa0CAAbAMwCgYIKoZIzj0EAwIwcTELMAkGA1UEBhMCQ04xCzAJBgNVBAgMAkdEMQswCQYDVQQHDAJTWjEMMAoGA1UECgwDQ09NMQwwCgYDVQQLDANOU1AxCzAJBgNVBAMMAkNBMR8wHQYJKoZIhvcNAQkBFhAzNDY2MDg0NTNAcXEuY29tMB4XDTE5MDkyNjA5MzIzN1oXDTI5MDkyMzA5MzIzN1owcTELMAkGA1UEBhMCQ04xCzAJBgNVBAgMA

yvbbrjdr

为了让更多人看懂，这篇文章使用中文撰写。 原文地址：https://gist.github.com/yvbbrjdr/ea80fc5ef21f1a518346c92bda611993

为什么应该用 SSL 翻墙

由Glype想到的

---

2013年7月8日，clowwindy写道：

yvbbrjdr

let request = require('request');

let USCIS_CASE_STATUS_URL = 'https://egov.uscis.gov/casestatus/mycasestatus.do?appReceiptNum=';

class USCISCaseStatus {
  constructor(receipt_num, timestamp, title, content) {
    this.receipt_num = receipt_num;
    this.timestamp = timestamp;
    this.title = title;
    this.content = content;