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QuadFlask

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QuadFlask / loading.svg
Created September 27, 2018 09:33
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@QuadFlask
QuadFlask / android app install or uninstall programmatically.md
Created February 1, 2017 08:58
์•ˆ๋“œ ์•ฑ ์„ค์น˜ / ์‚ญ์ œ
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.fromFile(new File(Environment.getExternalStorageDirectory() + "/download/" + "app.apk")), "application/vnd.android.package-archive");
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);

DDD start ์ฑ… ๊ณต๋ถ€

[ ์œ ์ € ] * - * [ ํ”„๋กœ์ ํŠธ ] (n:m) ์ด ์•„๋‹ˆ๋ผ

[ ์œ ์ € ] 1 - 1 [ ํ”„๋กœ์ ํŠธ๋งด๋ฒ„ * ํ”„๋กœ์ ํŠธ ] ์ด๋ ‡๊ฒŒ ๋„๋ฉ”์ธ์„ ๊ตฌ๋ถ„์‹œํ‚ค๋ฉด ์˜์กด์„ฑ๋„ ๋‚ฎ์ถ”๊ณ  ๋„๋ฉ”์ธ๋„ ๊ตฌ๋ถ„๋˜๊ฒŒ ํ•  ์ˆ˜ ์žˆ์Œ.


@QuadFlask
QuadFlask / Text align justify.md
Created June 14, 2016 12:50
[CodeWars] Text align justify

ํ…์ŠคํŠธ ์ •๋ ฌ - ๊ณต๋ฐฑ ๊ท ๋“ฑ ๋ถ„ํ•  ํ•˜๊ธฐ

์กฐ๊ฑด :

  • Use spaces to fill in the gaps between words.
  • Each line should contain as many words as possible.
  • Use '\n' to separate lines.
  • Gap between words can't differ by more than one space.
  • Lines should end with a word not a space.
  • '\n' is not included in the length of a line.
@QuadFlask
QuadFlask / Android ๊ฐœ๋ฐœ์„ ์ˆ˜์ฃผํ•ด์„œ Kotlin์„ ์ œ๋Œ€๋กœ ์จ๋ดค๋”๋‹ˆ ์ตœ๊ณ ์˜€๋‹ค.md
Created June 11, 2016 02:52
Android ๊ฐœ๋ฐœ์„ ์ˆ˜์ฃผํ•ด์„œ Kotlin์„ ์ œ๋Œ€๋กœ ์จ๋ดค๋”๋‹ˆ ์ตœ๊ณ ์˜€๋‹ค๋ผ๋Š” ๊ธ€์„ ๋ฒˆ์—ญํ–ˆ์Šต๋‹ˆ๋‹ค.

Android ๊ฐœ๋ฐœ์„ ์ˆ˜์ฃผํ•ด์„œ Kotlin์„ ์ œ๋Œ€๋กœ ์จ๋ดค๋”๋‹ˆ ์ตœ๊ณ ์˜€๋‹ค.

๊ธ€์— ์•ž์„œ

์ด ๊ธ€์€ ์ผ๋ณธ์˜ omochimetaru๋‹˜์ด Qiita์— ์˜ฌ๋ฆฐ Android ๊ฐœ๋ฐœ์„ ์ˆ˜์ฃผํ•ด์„œ Kotlin์„ ์ œ๋Œ€๋กœ ์จ๋ดค๋”๋‹ˆ ์ตœ๊ณ ์˜€๋‹ค.๋ผ๋Š” ๊ธ€์„ ๋ฒˆ์—ญํ•ด์„œ ๋งŒ๋“ค์—ˆ์Šต๋‹ˆ๋‹ค. ๋ฒˆ์—ญ์„ ํ”์พŒํžˆ ํ—ˆ๋ฝํ•ด์ฃผ์‹  omochimetaru๋‹˜๊ป˜ ๊ฐ์‚ฌํ•˜๋‹ค๋Š” ๋ง์”€ ๋“œ๋ฆฝ๋‹ˆ๋‹ค. ๋˜ํ•œ ๊ธ€์—์„œ ํ•œ๊ตญ์—์„œ๋Š” ์“ฐ์ด์ง€ ์•Š๋Š” ํ‘œํ˜„๋“ค ๋“ฑ์— ๋Œ€ํ•ด์„œ๋Š” ์˜์—ญ์ด ์„ž์—ฌ์žˆ์Šต๋‹ˆ๋‹ค. ์ด ์  ์–‘ํ•ด ๋ถ€ํƒ๋“œ๋ฆฝ๋‹ˆ๋‹ค. ๋Šฆ์€ ์‹œ๊ฐ„๊นŒ์ง€ ์˜ค์—ญ์„ ์ฐพ๊ณ  ๋ฒˆ์—ญ์˜ ์งˆ์„ ๋†’์ด๋Š”๋ฐ ๋งŽ์€ ๋„์›€์„ ์ฃผ์‹œ๊ณ  ์˜คํžˆ๋ ค ์ €๋ณด๋‹ค ๋งŽ์ด ๊ณ ์ƒํ•ด์ฃผ์‹  ์ด์ƒํ•œ๋ชจ์ž„์˜ pluulove๋‹˜, chiyodad๋‹˜, lemonade๋‹˜๊ป˜๋„ ๊ฐ์‚ฌํ•˜๋‹ค๋Š” ๋ง์”€ ๋“œ๋ฆฝ๋‹ˆ๋‹ค. ์ฝ์–ด์ฃผ์…”์„œ ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค.

Kotlin์„ ์‹ค๋ฌด ํ”„๋กœ์ ํŠธ์—์„œ ์‚ฌ์šฉํ–ˆ์Šต๋‹ˆ๋‹ค.

๋ฉฐ์น  ์ „, ์ œ๊ฐ€ ์†Œ์†๋œ Qoncept์—์„œ "๋ฆฌ์–ผ ์ˆ ๋ž˜์žก๊ธฐ"xํ›„์ง€ํ ํ•˜์ด๋žœ๋“œ ๊ฑฐ๋Œ€ ์œ ์›์ง€์—์„œ๋ถ€ํ„ฐ์˜ ๋„์ฃผ๋ฅผ ๊ฐœ๋ฐœํ–ˆ๊ณ  ์ถœ์‹œํ–ˆ์Šต๋‹ˆ๋‹ค.

@QuadFlask
QuadFlask / rxjava-study.md
Last active November 14, 2018 00:40
RxJava Study

RxJava Study github repo

1์ผ์ฐจ

cold / hot observable

~ cold: ๋ฐ์ดํ„ฐ ๋“ค์–ด์˜ค๋ฉด ๋ฐ”๋กœ ์ฒ˜๋ฆฌ ~ ~ hot: ๋ฐ์ดํ„ฐ๊ฐ€ ๋“ค์–ด์˜ค๋ฉด ๋ฐ์ดํ„ฐ๋ฅผ ํ™€๋“œํ•œ ์ƒํƒœ๋กœ ๋ญ”๊ฐ€ ๋‹ค๋ฅธ ์ฒ˜๋ฆฌ๋ฅผ ํ•  ์ˆ˜ ์žˆ๋„๋ก ํ•ด์คŒ ~

cold: ์ผ๋ฐ˜์ ์ธ observable. ๊ตฌ๋…์„ ํ• ๋•Œ๋งˆ๋‹ค ์ƒˆ๋กœ์šด ์ŠคํŠธ๋ฆผ ์ƒ์„ฑ. ๊ทธ๋ž˜์„œ ๋ถ™์–ด์žˆ๋Š” ๋ชจ๋“  ์˜คํผ๋ ˆ์ด์…˜์ด ๊ฐ ์ŠคํŠธ๋ฆผ๋งˆ๋‹ค ์‹คํ–‰์ด ๋จ-> ํผํฌ๋จผ์Šค ์ €ํ•˜

@QuadFlask
QuadFlask / vliadBraces.md
Created May 12, 2016 00:58
[CodeWars] Valid Braces

๊ด„ํ˜ธ๊ฐ€ ์œ ํšจํ•œ์ง€ ์ฒดํฌ

My Solution

function validBraces(braces){
  var stack = [];
  return braces.split('').map(b=> {
    if ('({['.indexOf(b)>=0) {
      stack.push(b);
 return true;
@QuadFlask
QuadFlask / hamming.md
Last active May 10, 2016 12:55
[CodeWars] Hamming number (Regular number)

์ œํ•œ์‹œ๊ฐ„(6s) ์ดˆ๊ณผ

url

###My solution

// 764๋ฒˆ์งธ -> 5^10 = 9765625
// 764 => 10
function hamming(n) {
@QuadFlask
QuadFlask / param-strip.md
Created May 3, 2016 14:23
[CodeWars] strip url params
Complete the method so that it does the following:
  • Removes any duplicate query string parameters from the url
  • Removes any query string parameters specified within the 2nd argument (optional array)
Examples:
stripUrlParams('www.codewars.com?a=1&b=2&a=2') // returns 'www.codewars.com?a=1&b=2'
stripUrlParams('www.codewars.com?a=1&b=2&a=2', ['b']) // returns 'www.codewars.com?a=1'
@QuadFlask
QuadFlask / algebraic-list.md
Last active May 1, 2016 03:57
[CodeWars] Algebraic List

๋ฆฌ์ŠคํŠธ ๊ตฌํ˜„

My Solution

function Cons(head, tail) {
	this.head = head;
	this.tail = tail;
}
Cons.fromArray = function(array) {
	var tail = null;