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Daily memo what I learned

Linux: Ubuntu 16.04 fcitx-mozc couldn’t be install

After updating Ubuntu from 14.04 to 16.0…

atsmin2016年12月4日 Else No Comments

PostgreSQL: could not connect to server

When I started PostgreSQL server with sp…

atsmin2016年11月25日2016年11月25日 PostgreSQL No Comments

JavaScript: UI test with Nightmare, mocha, and chai

with mocha-generators plugin [crayon-5f0…

atsmin2016年5月28日2016年5月28日 JavaScript No Comments

LINE BOT: 終電君

終電の時刻を調べてくれるLINE BOTです。FlaskとHerokuで動かして…

atsmin2016年4月15日2016年12月3日 Web Service No Comments

Daily MagicEye App is now available on Play Store!

Daily MagicEye App is now available!

atsmin2016年3月19日2016年3月19日 Web Service No Comments

var ImageView = Marionette.ItemView.extend({
  initialize: function() {
    $(window).on('resize.imageview', this.onResize.bind(this));
  },
  onDestroy: function() {
    $(window).off('resize.imageview');
  },
  onResize: function() {
   // add resize event here
  },

var ImageView = Marionette.ItemView.extend({

initialize: function() {

$(window).on('resize.imageview', this.onResize.bind(this));

onDestroy: function() {

$(window).off('resize.imageview');

onResize: function() {

// add resize event here

atsmin2016年2月20日 JavaScript No Comments

WebService: Daily MagicEye

Random text magiceye page for daily visu…

atsmin2016年2月20日2016年4月15日 Web Service No Comments

Linux: Resize wubi’s virtual disk

1. Check the wubi’s virtual disk f…

atsmin2016年1月18日2016年2月20日 Linux No Comments

>>> from unittest.mock import MagicMock
>>> foo = MagicMock(attr1='spam', attr2='ham', attr3='eggs')
>>> foo
<MagicMock id='3059559436'>
>>> foo.attr1
'spam'
>>> foo.attr2
'ham'
>>> foo.attr3
'eggs'

>>> from unittest.mock import MagicMock

>>> foo = MagicMock(attr1='spam', attr2='ham', attr3='eggs')

>>> foo

>>> foo.attr1

'spam'

>>> foo.attr2

'ham'

>>> foo.attr3

'eggs'

atsmin2015年12月26日2015年12月26日 python3 No Comments

def convert(numerator, denominator):
    to_str = lambda L: ''.join(map(str, L))
    decimals, remains = [], []
    integer, remain = numerator // denominator, numerator % denominator
    remains.append(remain)
    while True:
        quotient, remain = remain * 10 // denominator, remain * 10 % denominator
        decimals.append(quotient)
        if not remain:
            # doesn't repeat
            if sum(decimals):
                return '{}.{}'.format(integer, to_str(decimals))
            else:
                return '{}.'.format(integer)
        if remain in remains:
            # repeat found
            repeat_start = remains.index(remain)
            non_repeat, repeat = decimals[:repeat_start], decimals[repeat_start:]
            return '{}.{}'.format(
                integer, to_str(non_repeat) + '({})'.format(to_str(repeat))
            )
        else:
            remains.append(remain)


if __name__ == '__main__':
    #These "asserts" using only for self-checking and not necessary for auto-testing
    assert convert(1, 3) == "0.(3)", "1/3 Classic"
    assert convert(5, 3) == "1.(6)", "5/3 The same, but bigger"
    assert convert(3, 8) == "0.375", "3/8 without repeating part"
    assert convert(7, 11) == "0.(63)", "7/11 prime/prime"
    assert convert(29, 12) == "2.41(6)", "29/12 not and repeating part"
    assert convert(11, 7) == "1.(571428)", "11/7 six digits"
    assert convert(0, 117) == "0.", "Zero"

def convert(numerator, denominator):

to_str = lambda L: ''.join(map(str, L))

decimals, remains = [], []

integer, remain = numerator // denominator, numerator % denominator

remains.append(remain)

while True:

quotient, remain = remain * 10 // denominator, remain * 10 % denominator

decimals.append(quotient)

if not remain:

# doesn't repeat

if sum(decimals):

return '{}.{}'.format(integer, to_str(decimals))

else:

return '{}.'.format(integer)

if remain in remains:

# repeat found

repeat_start = remains.index(remain)

non_repeat, repeat = decimals[:repeat_start], decimals[repeat_start:]

return '{}.{}'.format(

integer, to_str(non_repeat) + '({})'.format(to_str(repeat))

)

else:

remains.append(remain)

if __name__ == '__main__':

#These "asserts" using only for self-checking and not necessary for auto-testing

assert convert(1, 3) == "0.(3)", "1/3 Classic"

assert convert(5, 3) == "1.(6)", "5/3 The same, but bigger"

assert convert(3, 8) == "0.375", "3/8 without repeating part"

assert convert(7, 11) == "0.(63)", "7/11 prime/prime"

assert convert(29, 12) == "2.41(6)", "29/12 not and repeating part"

assert convert(11, 7) == "1.(571428)", "11/7 six digits"

assert convert(0, 117) == "0.", "Zero"

https:/…

atsmin2015年10月20日 CheckIO, python No Comments