kkAyataka kkAyataka

	#include <iostream>
	#include <vector>
	#include <openssl/evp.h>
	#include <openssl/ossl_typ.h>

	// OpenSSL v1.1.1d
	// https://www.openssl.org/docs/man1.1.1/man7/crypto.html
	// https://www.openssl.org/docs/man1.1.1/man3/EVP_CIPHER_CTX_new.html

	bool Encrypt(const unsigned char * key,

kkAyataka / read_file_all.cpp

Last active October 12, 2015 05:06

Read file.

	#include <fstream>

	int main () {
	std::ifstream fs("/file");
	const std::string data((std::istreambuf_iterator<char>(fs)), std::istreambuf_iterator<char>());
	}

kkAyataka / http_server.js

Created March 8, 2015 04:39

Node.js HTTP simple server.

	/**
	* Simple HTTP Server
	*
	* $ node server.js # current folder is www root
	* $ node server.js www # www is www root
	*
	*/

	var http = require('http');
	var fs = require('fs');

kkAyataka / arg.py

Last active August 29, 2015 14:12

Python ArgumentParser for command line arguments

	#!/usr/bin/env python
	# -- coding: utf-8 --

	import argparse

	# とりあえずdescriptionを指定してあれば良い感じ。
	# https://docs.python.org/2.7/library/argparse.html#argparse.ArgumentParser
	p = argparse.ArgumentParser(description='command line sample')

	# 簡単なオプション類

kkAyataka / opt.py

Last active August 29, 2015 14:11

Python OptionParser for command line arguments

	#!/usr/bin/env python
	# -- coding: utf-8 --
	'''optparseを用いているが、これはPython 2.7でdeprecated
	optparseではなく、argparseを使う
	'''

	from optparse import OptionParser

	# optionの定義
	p = OptionParser()

kkAyataka / load_json_f.py

Last active August 29, 2015 14:09

Python load json file

	#!/usr/bin/env python
	# -- coding: utf-8 --

	"""jsonファイル読み込み"""

	import json

	# ファイルから読み込み
	# jsのobjectはpythonのdictとして読み込まれる
	# https://docs.python.org/2.7/library/json.html?highlight=json#json-to-py-table

kkAyataka / datetime_to_string_to.py

Last active June 14, 2022 16:13

Python datetime to iso format string and iso format string to datetime

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