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studies112

Android ์•ฑ ์ข…๋ฃŒ ์—๋Ÿฌ ํ•ด๊ฒฐ java.lang.ExceptionInInitializerError ๊ตฌ๊ธ€ ํ”Œ๋ ˆ์ด์Šคํ† ์–ด์— ์—…๋กœ๋“œํ•œ ์•ฑ์ด ๋‚ด ํฐ์ด ์•„๋‹Œ ๋‹ค๋ฅธ ๊ธฐ๊ธฐ์—์„œ ์•ฑ ์‹คํ–‰ ์ฆ‰์‹œ ํฌ๋ž˜์‹œ ์—๋Ÿฌ๊ฐ€ ๋‚œ๋‹ค. Play console์—์„œ ํ™•์ธํ•œ ์—๋Ÿฌ๋‹ค. java.lang.ExceptionInInitializerError: at okhttp3.internal.platform.Platform.get (Platform.java:85) at okhttp3.OkHttpClient.newSslSocketFactory (OkHttpClient.java:263) at okhttp3.OkHttpClient. (OkHttpClient.java:229) at okhttp3.OkHttpClient. (OkHttpClient.java:202) at retrofit2.Retrofit$Builder.build (Retrofit.java:61.. 2021. 9. 4.
[Node.js] ajax SyntaxError: Unexpected end of JSON input ์—๋Ÿฌ ํ•ด๊ฒฐ ํ”„๋ก ํŠธ ๋‹จ์—์„œ ajax๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ๋„˜๊ฒจ์ฃผ์—ˆ์œผ๋‚˜ ๊ณ„์† ์ œ๋ชฉ๊ณผ ๊ฐ™์€ ์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•œ๋‹ค. dataType์„ text๋กœ ์ฃผ๋ฉด ๋„˜์–ด๊ฐ€๊ธด ํ•˜๋‚˜ ์„œ๋ฒ„๋‹จ์—์„œ๋Š” ์•„๋ฌด ๋ฐ์ดํ„ฐ๋„ ๋ฐ›์ง€ ๋ชปํ•œ๋‹ค.$.ajax({ url: '/chat', type: 'POST', data: {port: $port}, dataType: 'json', ์•„๋ž˜ ์ฝ”๋“œ๋ฅผ ์ถ”๊ฐ€ํ•œ๋‹ค.const bodyParser = require("body-parser");//app.use(bodyParser.urlencoded({ extended: true })); bodyparser๋„ ์‚ฌ๋ผ์ง€๋ ค๋Š”์ง€ ๊ฒฝ๊ณ ๊ฐ€ ๋– ์„œ ๋งจ์•„๋ž˜ ๋‘์ค„๋กœ ๋Œ€์ฒดํ•œ๋‹ค.  ๋…ธ๋“œ/js 2021. 8. 21.
[Spring boot] ์Šคํ”„๋ง ๋ถ€ํŠธ ํ”„๋กœ์ ํŠธ Jar ํŒŒ์ผ๋กœ Docker ์ด๋ฏธ์ง€ ์ƒ์„ฑํ•˜๊ธฐ ์Šคํ”„๋ง ๋ถ€ํŠธ ํ”„๋กœ์ ํŠธ Docker ์ด๋ฏธ์ง€ ๋นŒ๋“œSpring boot ํ”„๋กœ์ ํŠธ๋ฅผ ์ƒ์„ฑํ•œ ํ›„ ํ”„๋กœ์ ํŠธ jar ํŒŒ์ผ์„ ํ†ตํ•ด ๋„์ปค ์ปจํ…Œ์ด๋„ˆ๋ฅผ ๋„์šฐ๊ธฐ ์œ„ํ•ด ์ด๋ฏธ์ง€๋ฅผ ์ƒ์„ฑํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์•Œ์•„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. 1. pom.xml ํŒŒ์ผ ์ž‘์„ฑ ํƒœ๊ทธ ์•ˆ์— ํƒœ๊ทธ๋ฅผ ์ถ”๊ฐ€ํ•˜๊ณ , ์ƒ์„ฑํ•  'ํ”„๋กœ์ ํŠธ jar ํŒŒ์ผ'์˜ ์ด๋ฆ„์„ ํ™•์žฅ์ž ์—†์ด ์ถ”๊ฐ€ํ•ด์ค€๋‹ค. 2. Dockerfile ์ƒ์„ฑํ”„๋กœ์ ํŠธ ํด๋” ๋‚ด ์ตœ์ƒ์œ„ ๊ฒฝ๋กœ์— "Dockerfile"์ด๋ผ๋Š” ์ด๋ฆ„์˜ ํŒŒ์ผ์„ ์ƒ์„ฑํ•œ๋‹ค.ํฌํŠธ ๋ฒˆํ˜ธ๋Š” application.properties ํŒŒ์ผ์—์„œ ํ™•์ธ ๊ฐ€๋Šฅํ•˜๋‹ค.ENTRYPOINT ๋ณ€์ˆ˜์— ๋‹ด์„ ๋ช…๋ น์–ด ์ธ์ž์˜ ๋งˆ์ง€๋ง‰์—๋Š” pom.xml์— ์ž‘์„ฑํ–ˆ๋˜ ํ”„๋กœ์ ํŠธ jar ํŒŒ์ผ์˜ ๊ฒฝ๋กœ์™€ ํŒŒ์ผ๋ช…์„ ๋„ฃ๋Š”๋‹ค.  3. Jar ํŒŒ์ผ ์ƒ์„ฑ์™ผ์ชฝ ํŠธ๋ฆฌ์—์„œ ํ”„๋กœ์ ํŠธ๋ฅผ ์šฐํด๋ฆญํ•˜๊ณ  Run as>Mave.. 2021. 8. 6.
shields.io / github badge / C#, C++ ๋งŒ๋“ค๊ธฐ URL์— ๋“ค์–ด๊ฐ€์ง€ ์•Š๋Š” ํŠน์ˆ˜๋ฌธ์ž๋ฅผ ํฌํ•จํ•œ ์–ธ์–ด๋“ค์„ ์‚ฌ์šฉํ•˜๊ธฐ ์œ„ํ•ด์„  ํŠน์ˆ˜๋ฌธ์ž ์ธ์ฝ”๋”ฉ ํ…์ŠคํŠธ๋ฅผ ์‚ฌ์šฉํ•ด์•ผ ํ•œ๋‹ค. C# https://img.shields.io/badge/-C%23-000000?logo=Csharp&style=flat C#์˜ ๊ฒฝ์šฐ, logo ํŒŒ๋ผ๋ฏธํ„ฐ๋Š” 'csharp'์œผ๋กœ ์ „๋ถ€ ์•ŒํŒŒ๋ฒณ์ด์ง€๋งŒ ๋ทฐ์— ์ด๋ฆ„์„ ๊ฐ™์ด ํ‘œ์‹œํ• ๋•Œ๋Š” #์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์—†๋‹ค. ๋•Œ๋ฌธ์— %์˜ URL์ธ์ฝ”๋”ฉ ๋ฌธ์ž์—ด '%23'์„ ์‚ฌ์šฉํ•ด์ฃผ์—ˆ๋‹ค. C++ https://img.shields.io/badge/-C++-000000?logo=c%2B%2B&style=flat cpp์€ ์•ฝ๊ฐ„ ๋‹ค๋ฅด๋‹ค. logo ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ 'cpp'์ด๋ผ๊ณ  ์‚ฌ์šฉํ•˜๋ฉด ๋  ์ค„ ์•Œ์•˜๋Š”๋ฐ ์•„๋‹ˆ๋‹ค. ์ธ์ฝ”๋”ฉ๋ฌธ์ž์—ด์„ ๋„˜๊ฒจ์ฃผ์–ด์•ผ ํ•œ๋‹ค. ๋ทฐ์— ํ‘œ์‹œํ•  ์ด๋ฆ„์—๋Š” ๊ทธ๋ƒฅ '+'๊ธฐํ˜ธ๋ฅผ ์‚ฌ์šฉํ•ด๋„ ์ƒ๊ด€.. 2021. 7. 2.
[React] ๋ฆฌ์•กํŠธ babel ์ฒซ ์‚ฌ์šฉ๊ณผ ์‹คํ–‰ํ•˜๊ธฐ index.html   app.jsclass Codelab extends React.Component{ render(){ return( ๋ฐ˜๊ฐ‘์Šต๋‹ˆ๋‹ค. ํ•˜ํ•˜ํ•˜ํ•˜ํ•ณ ) }}class App extends React.Component{ render(){ return( ) }}ReactDOM.render(, document.getElementById('root'))  ์‹คํ–‰ํ•˜๊ธฐnpm i -g http-serverhttp-server . ์ ‘์†http://127.0.0.1:8081* ํฌํŠธ๋ฒˆํ˜ธ๋Š” ๊ธฐ๊ธฐ๋งˆ๋‹ค ๋‹ค๋ฅผ ์ˆ˜ ์žˆ๋‹ค.   React.js 2021. 6. 29.
[Android/Kotlin] FloatingButton ๋ฒ„ํŠผ์— Vector(svg) ์•„์ด์ฝ˜ ๊ฐ€์šด๋ฐ ๋ฐฐ์น˜ํ•˜๊ธฐ android:layout_width="30dp" android:layout_height="30dp" app:srcCompat="@drawable/ic_send" app:fabSize="mini" app:fabCustomSize="30dp" 2021. 6. 23.
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