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My Tech Blog (์†Œ์Šค)

์˜ค๋Š˜์˜ ๋ช…์–ธ
" ์ง€ํ˜œ๋Š” ๊ณ ๋‚œ ์†์—์„œ ๋ฐฐ์šด๋‹ค. "
- ์…ฐ์ต์Šคํ”ผ์–ด (์˜๊ตญ ๊ทน์ž‘๊ฐ€, ์‹œ์ธ)
๐Ÿ“‘ 1. ๋ฌธ์ œ์„ค๋ช… ๐Ÿ’ก 2. ํ’€์ด๊ณผ์ •๊ทธ๋ƒฅ ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ๋ฐ›์€ ๋ฌธ์ž์—ด์„ toCharArray() ๋ฉ”์„œ๋“œ๋กœ ๋ฐฐ์—ด๋กœ ๋ณ€ํ™˜ํ•œ ๋’ค, ๋ฐฐ์—ด์„ ์ˆœํ™˜ํ•˜๋ฉฐ ๋ชจ์Œ์ด ์•„๋‹ ๋•Œ๋งŒ StringBuilder์— ์ถ”๊ฐ€ํ•ด์ฃผ๋ฉด ๋˜๋Š” ๊ฐ„๋‹จํ•œ ๋ฌธ์ œ์ด๋‹ค. ๋‹จ, ์ฒ˜์Œ์— ํ‹€๋ฆฐ ์ด์œ ๋Š”c != 'a' && c != 'e' && c != 'i' && c != 'o' && c != 'u' ๋ผ๋Š” ์กฐ๊ฑด์„ ์„ค์ •ํ•  ๋•Œ and์กฐ๊ฑด ๋Œ€์‹  or์—ฐ์‚ฐ์ž๋ฅผ ์จ์„œ ํ‹€๋ ธ๋‹ค.  or ์—ฐ์‚ฐ์ž๋Š” ํ•˜๋‚˜๋ผ๋„ true๋ฉด ์ „์ฒด๊ฐ€ true๊ฐ€ ๋˜๊ธฐ ๋•Œ๋ฌธ์ด๋‹ค. ๊ฒฐ๊ตญ, ์–ด๋–ค ๋ฌธ์ž๊ฐ€ ๋“ค์–ด์˜ค๋“  ํ•ญ์ƒ true๊ฐ€ ๋ผ์„œ ๋ชจ์Œ์„ ๊ฑธ๋Ÿฌ๋‚ด์ง€ ๋ชปํ•˜๊ณ  ๋ชจ๋“  ๋ฌธ์ž๋ฅผ ์ถ”๊ฐ€ํ•˜๋Š” ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ•œ๋‹ค.false || false || true || false || false โ†’ ๊ฒฐ๊ณผ: **true**๐Ÿ‘จโ€๐Ÿ’ป 3. ์ •๋‹ต์ฝ”๋“œ..
ํ‹ฐ์Šคํ† ๋ฆฌ ๋ธ”๋กœ๊ทธ๋Š” html/css/js๋กœ ์–ผ๋งˆ๋“ ์ง€ ์ปค์Šคํ…€ ํ•  ์ˆ˜ ์žˆ๊ธฐ ๋•Œ๋ฌธ์— ํฐํŠธ๋„ ์ˆ˜์ • ๊ฐ€๋Šฅํ•ด์š” ์˜ค๋Š˜์€ ๊ตฌ๊ธ€ ํฐํŠธ์—์„œ ์ œ๊ณตํ•˜๋Š” ๋ฌด๋ฃŒ ํฐํŠธ๋ฅผ ์ด์šฉํ•ด์„œ ์ฝ”๋“œ๋ธ”๋Ÿญ์˜ ๊ธ€์”จ์ฒด๋ฅผ ๋ฐ”๊ฟ”๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.  https://fonts.google.com/ Browse Fonts - Google FontsMaking the web more beautiful, fast, and open through great typographyfonts.google.com  ์ €๋Š” Montserrat ์ฒด๊ฐ€ ๋งˆ์Œ์— ๋“ค์–ด์„œ ์ด๊ฑธ๋กœ ๊ณจ๋ž์–ด์š” ใ…Žใ…Žใ…Ž์›ํ•˜๋Š” ํฐํŠธ ์ •ํ–ˆ์œผ๋ฉด ํ™”๋ฉด ์ƒ๋‹จ Get Font ํด๋ฆญํ•ด์ฃผ์„ธ์š”.๊ทธ๋Ÿฌ๋ฉด 1 font family selected ํ™”๋ฉด์œผ๋กœ ๋„˜์–ด์˜ค๋Š”๋ฐ์š” Get embed code๋ฅผ ํด๋ฆญํ•ด์ฃผ์„ธ์š”  web์šฉ ์„ ํƒ ํ•ด ์ฃผ๊ณ  Copy..
์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ๋กœ ๊ฐ„๋‹จํ•˜๊ฒŒ ๊ณ„์‚ฐ๊ธฐ ๋งŒ๋“ค์–ด ๋ณด๊ธฐ ใ…Žใ…Žใ…Ž ๊นƒํ—ˆ๋ธŒ์— ์˜ฌ๋ ค์•ผ ํ•˜๋Š”๋ฐ ๊นƒํ—ˆ๋ธŒ ํ•œ ๋ฒˆ ์ •๋ฆฌํ•˜๊ณ  ์†๋ด์•ผ ๋˜์„œ ๊ทธ๋ƒฅ ๋ธ”๋กœ๊ทธ์— ์˜ฌ๋ฆฐ๋‹ค.๋‚˜์ค‘์— ์ „์ฒด ์†Œ์Šค๋งŒ ๊นƒํ—ˆ๋ธŒ๋กœ ๋ณด๋‚ด๊ธฐ 1. ๋ฒ„ํŠผ 16๊ฐœ ๋งŒ๋“ค๊ธฐ 7 8 9 + 4 5 6 - 1 2 4 / C 0 = x  ์—ฌ๊ธฐ๊นŒ์ง€ html๋กœ ๋ฒ„ํŠผ 16๊ฐœ ๋งŒ๋“ค๊ธฐ์ด์ œ script ํƒœ๊ทธ ์•ˆ์— ๊ฐ ๋ฒ„ํŠผ๋งˆ๋‹ค ์ด๋ฒคํŠธ ๋ฆฌ์Šค๋„ˆ ๋‹ฌ์•„์ค˜์•ผ ํ•จ#num-0๊ณผ #num-1์— ๋Œ€ํ•ด์„œ๋งŒ ์ด๋ฒคํŠธ ๋ฆฌ์Šค๋„ˆ ๋‹ฌ์•„์ฃผ๋ฉด ์ด๋Ÿฐ ์‹์œผ๋กœ ๋™์ž‘ํ•จd..
์—ฌ๋Ÿฌ๋ถ„๋“ค ์˜ค๋Š˜์€ ๋ช‡ ๊ฐ€์ง€ ์œ ์šฉํ•œ ํ”„๋กœ๊ทธ๋žจ ์†Œ๊ฐœ ํ•ด ๋“œ๋ฆฌ๋ ค๊ณ  ํ•ด์š”๊ทธ ์ค‘ ์ฝ”๋”ฉ ์—ฐ์Šตํ•  ๋•Œ๋‚˜ ํฌํŠธํด๋ฆฌ์˜ค ๋งŒ๋“ค ๋•Œ ์ฐธ๊ณ ํ•˜๊ธฐ ์ข‹์€ ์‚ฌ์ดํŠธ ํ•˜๋‚˜ ๊ฐ€์ ธ์™”์–ด์š”.  CodePenAn online code editor, learning environment, and community for front-end web development using HTML, CSS and JavaScript code snippets, projects, and web applications.codepen.io  CodePen์€ ์›น ๊ฐœ๋ฐœ์ž์™€ ๋””์ž์ด๋„ˆ๋“ค์ด HTML, CSS, JavaScript ์ฝ”๋“œ๋ฅผ ์‹ค์‹œ๊ฐ„์œผ๋กœ ์ž‘์„ฑํ•˜๊ณ  ๊ณต์œ ํ•  ์ˆ˜ ์žˆ๋Š”์˜จ๋ผ์ธ ์ฝ”๋“œ ํŽธ์ง‘๊ธฐ์ž…๋‹ˆ๋‹ค.    ๋ฌด๋ฃŒ ์š”๊ธˆ์ œ๋กœ๋„ ๊ธฐ๋ณธ์ ์ธ ์ฝ”๋”ฉ ์ž‘์—…์ด ๊ฐ€๋Šฅํ•˜์ง€๋งŒ, ํ˜‘์—…๊ณผ ๊ณ ๊ธ‰ ๊ธฐ๋Šฅ์„ ์›ํ•  ๊ฒฝ์šฐ..
package ex01์›”๊ธ‰๊ณ„์‚ฐํ”„๋กœ๊ทธ๋žจ;public abstract class Employee { // ์ ‘๊ทผ์ œํ•œ์ž์˜ ์ข…๋ฅ˜ // public = ์–ด๋””์„œ๋“  ๋ˆ„๊ตฌ๋‚˜ ๋‹ค ์ ‘๊ทผ ๊ฐ€๋Šฅ // default = ๋™์ผํ•œ ํŒจํ‚ค์ง€๋งŒ(์•„๋ฌด๊ฒƒ๋„ ์•ˆ ์ ๋Š” ๊ฒƒ) // private = ํ˜„์žฌ ํด๋ž˜์Šค์—์„œ๋งŒ ์ ‘๊ทผ ๊ฐ€๋Šฅ // protected = ๋™์ผํ•œ ํŒจํ‚ค์ง€๊ฑฐ๋‚˜ ์ƒ์†๊ด€๊ณ„๊นŒ์ง€ ์ ‘๊ทผ ๊ฐ€๋Šฅ // 1. ํ•„๋“œ // private -> public -> protected // ์‚ฌ๋ฒˆ protected String empno; //์ด๋ฆ„ protected String name; //์—ฐ๋ด‰ protected int pay; // default = ๋™์ผํ•œ ํŒจํ‚ค์ง€๋งŒ // protected = ์ƒ์†๊ด€๊ณ„๊นŒ์ง€ ์ ‘๊ทผ ๊ฐ€๋Šฅ // ์ž๋ฐ” ์ €์žฅ๊ณต๊ฐ„ ..
package ex01_๊ฐ์ฒด๋ฐฐ์—ด;public class Pokemon { // ํฌ์ผ“๋ชฌ ์ž๋ฃŒํ˜• // 1. ํ•„๋“œ public static final Pokemon pikachu = null; // ์ด๋ฆ„ private String name; // ํƒ€์ž… private String type; // ๊ณต๊ฒฉ๋ ฅ private int atk; // ์ฒด๋ ฅ private int hp; // ์Šคํ‚ฌ private String skill; // 2. ๋ฉ”์„œ๋“œ // ๋ชจ๋“  ํ•„๋“œ๋ฅผ ์ดˆ๊ธฐํ™”์‹œํ‚ฌ ์ˆ˜ ์žˆ๋Š” ์ƒ์„ฑ์ž public Pokemon(String name, String type, int atk, int hp, String skill) { this.name = name; this.type = type; this.atk = atk; ..
์ค€๋น„๋ฌผ : jarํŒŒ์ผ Musicํด๋ž˜์Šค (ํ•„๋“œ๊ฐ’, ๋ฉ”์„œ๋“œ) package ex03๋ฎค์งํ”Œ๋ ˆ์ด์–ด; public class Music { // ์ž๋ฃŒํ˜• // 1. ํ•„๋“œ(์†์„ฑ, ๋ฐ์ดํ„ฐ) private String title; // ๋…ธ๋ž˜์ œ๋ชฉ private String singer; // ๊ฐ€์ˆ˜ private String path; // ๋…ธ๋ž˜์ €์žฅ๊ฒฝ๋กœ // 2. ๋ฉ”์„œ๋“œ(๋กœ์ง, ํ–‰์œ„) //์ƒ์„ฑ์ž public Music(String title, String singer, String path) { this.title = title; this.singer = singer; this.path = path; } //getter์ƒ์„ฑ public String getTitle() { return title; } public String..
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