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#include <sstream>
#include <type_traits>
#include <typeinfo>

#if __has_include(<cxxabi.h>)
#include <cxxabi.h>
inline std::string _impl_type_demangle_raw(const char* mangled)
{
    int status;
    char* buf = abi::__cxa_demangle(mangled, 0, 0, &status);

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#include <iostream>
#include <string>
#include <tuple>

#include <boost/preprocessor/cat.hpp>

#define literal_cast(T, CHARS)   \
  std::get<const T*>(            \
    std::tuple<                  \
      const char*,               \

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#include <iostream>
#include <fstream>
#include <type_traits>
#include <cassert>

// 継承関係で制限
template <class T, class U>
concept Derived = std::is_base_of<U, T>::value;

template <typename IStream, typename OStream>

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#include <algorithm>
#include <iostream>
#include <iterator>
#include <vector>

// after C++20
#if __cplusplus >= 202002L
#include <ranges>
#endif

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from fastprogress import master_bar, progress_bar
from chainer import reporter
from math import ceil
import six

import PIL
from io import BytesIO
from IPython import display

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Proxyでつらい人のためのメモ書き

様々な理由で、Proxyを通してコマンドを使わなきゃいけない人のためのメモ。

環境変数

WindowsでもLinuxでも同じ。
これで、だいたいのコマンドは行ける。

# cmd.exe

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package main

import (
	"fmt"
)

func main() {
	err := test1()
	fmt.Println("test1:", err) // "test1: error message"

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package main

import (
	"fmt"
	"image"
	"image/color"
	"image/jpeg"
	"io"
	"os"

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FROM golang

RUN apt-get update && apt-get install -y \
		neovim \
		python3 \
		python3-pip \
	&& rm -rf /var/lib/apt/lists/* \
	&& pip3 install --upgrade neovim \
	&& mkdir -p /root/.config/nvim \
	&& go get -u github.com/nsf/gocode \

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package main

import (
	"fmt"
	"go/ast"
	"go/parser"
	"go/token"
	"io/ioutil"
	"os"
	"strconv"