ezirmusitua

// with stl
int a[] = { 1, 2, 3, 4, 5 };
int b[5];
std::copy(std::begin(a),std::end(a),std::begin(b));
for(auto e:b) cout << e << " ";         // 1 2 3 4 5

// array container (C++11)
std::array<int,5> arr = { 1, 2, 3, 4, 5 };
std::array<int,5> copy;
copy = arr;      

ezirmusitua

function isEqual(obj1, obj2) {
  return JSON.stringify(obj1) === JSON.stringify(obj2);
}

ezirmusitua

// Reference: https://stackoverflow.com/questions/1527803/generating-random-whole-numbers-in-javascript-in-a-specific-range
/**
 * Returns a random number between min (inclusive) and max (exclusive)
 */
function getRandomArbitrary(min, max) {
  return Math.random() * (max - min) + min;
}

/**
 * Returns a random integer between min (inclusive) and max (inclusive).

ezirmusitua

echo "[archlinuxcn]" >> /etc/pacman.conf
echo "Server=https://mirrors.ustc.edu.cn/archlinuxcn/$arch" >> /etc/pacman.conf
sudo pacman -Sy
sudo pacman -S yaourt
sudo pacman -S archlinuxcn-keyring

ezirmusitua

# list available fonts
ls /usr/share/kbd/consolefonts
# try font
setfont lat2-10
# persist font
## vim /etc/vconsole.conf
FONT=lat2-10
## :wq

ezirmusitua

# add following lines in .vimrc
set visualbell
set noerrorbells
# or enter in command mode
:set visualbell
:set noerrorbells

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# create service
mongod --dbpath "E:\MongoDB\data" --logpath "E:\MongoDB\log\logs.txt" --install --serviceName "MongoDB"
# delete service
mongod --remove --serviceName "MongoDB"
sc delete "MongoDB"

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# container must run bash at first
docker run -it -d shykes/pybuilder /bin/bash
# use exec to run command
docker exec -it <container_id_or_name> echo "Hello from container!"

ezirmusitua

1. Open Settings
2. Switch to Project/Python Interpreter/Install
3. Click MANGE REPOSITORIES
4. Click Add
5. Enter https://pypi.tuna.tsinghua.edu.cn/simple/ in popup
6. Save

ezirmusitua

try:
    # for Python 2.x
    from StringIO import StringIO
except ImportError:
    # for Python 3.x
    from io import StringIO
import csv

scsv = """text,with,Polish,non-Latin,lettes
1,2,3,4,5,6