rurumimic

파이썬 환경 설정

1. python3, pip, pyenv, virtualenv, autoenv, elpy
2. django
3. python emacs editor

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username@host:pwd$

if [ "$color_prompt" = yes ]; then
    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi
unset color_prompt force_color_prompt

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.emacs.d/init.el

(when (fboundp 'windmove-default-keybindings)
  (windmove-default-keybindings))
  
(windmove-default-keybindings 'meta)

(global-set-key (kbd "C-c <left>")  'windmove-left)
(global-set-key (kbd "C-c ") 'windmove-right)

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Go

다운로드 페이지

Go 설치

$ cd ~
$ wget https://dl.google.com/go/go$VERSION.$OS-$ARCH.tar.gz
$ sudo tar -C /usr/local -xzf go$VERSION.$OS-$ARCH.tar.gz

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$ echo $JAVA_HOME
$ javac -version

javac 1.8.0_161

$ which javac

/usr/bin/javac

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Backup original repo

$ bzip2 /etc/yum.repos.d/CentOS-*.repo
$ yum repolist
$ ll /etc/yum.repos.d/

Add Kakao.repo

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import Foundation

struct board<T> {
    let w: Int
    let h: Int
    var board: [T]
    init(w: Int, h: Int, v: T) {
        self.w = w
        self.h = h
        self.board = [T].init(repeating: v, count: w*h)

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import Foundation

let s = "Hello, World!"
print(s)

// string -> string array
var a = s.map { String($0) }
print(a)

// string array -> string

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import Foundation

var A = [4, 10, 14, 7, 9, 3, 2, 8, 1, 16]

func left(_ i: Int) -> Int {
    return i * 2 + 1
}

func right(_ i: Int) -> Int {
    return i * 2 + 1 + 1

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extension String {
    var ascii: Int {
        return Int(unicodeScalars.first!.value)
    }
}
extension Int {
    var toString: String {
        return String(UnicodeScalar(self)!)
    }
}