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ÀÚ¹Ù(JAVA) ±âÃÊ + °í±Þ

ÀÚ¹Ù(JAVA) ±âÃÊ + °í±Þ
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Àü¹®°­»ç : ¾ËÁö¿À R&D [IT]

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ÀÚ¹Ù(JAVA) ±âÃÊ + °í±Þ Àΰ­ Æò»ý±³À°¿ø ±³À° ¾È³»
ÀÚ¹Ù(JAVA) ´Â °´Ã¼ÁöÇâÇü À¥ÇÁ·Î±×·¡¹Ö¾ð¾î·Î ±âº»ÀûÀ¸·Î À¥°³¹ßÀ» ½ÃÀÛÇϴºе鿡°Ô´Â ±âÃʰ¡ µÇ´Â °³³äÀÔ´Ï´Ù. ÀÚ¹Ù(JAVA)¸¦ ¾ËÁö ¸øÇÑ »óÅ¿¡¼­´Â À¥ÇÁ·Î±×·¡¹ÖÀÇ ´Ù¸¥ ¾ð¾îµéÀ» ÀÌÇØÇÏ±â ¾î·Æ½À´Ï´Ù. ¶ÇÇÑ º¯°æµÇ´Â³»¿ëµµ °øÅëÀûÀ¸·Î »ç¿ëµÇ±â ¶§¹®¿¡ ÀÚ¹Ù ÇØ´çÄÚµåµéÀÇ »ç¿ë¹æ¹ýÀ» ¹Ýµå½Ã ¼÷ÁöÇÏ¼Å¾ß À¥»çÀÌÆ®ÀÇ Àü¹ÝÀûÀÎ ¼öÁ¤ ¹× °³¹ßÀÌ °¡´ÉÇÕ´Ï´Ù.
  • 01.21ºÐ º¯¼ö¿Í ±âº» ÀÚ·áÇü

    °´Ã¼ÁöÇâ ¾ð¾î, °è»ê±â Ŭ·¡½º, º¯¼ö, ÂüÁ¶ ÀÚ·áÇü, ±âº» ÀÚ·áÇü(Á¤¼öÇü, ¼Ò¼öÇü)

    Ã¥°¥ÇÇ[00:00] JDK ¼³Ä¡/[02:55] eclipse ¼¼ÆÃ/[08:39] º¯¼ö/[16:00] °è»ê±â Ŭ·¡½º
  • 02.34ºÐ ±âº» ÀÚ·áÇü°ú ¿¬»êÀÚ 1

    ±âº» ÀÚ·áÇü(¼Ò¼öÇü, boolean), ´ÜÇ× ¿¬»êÀÚ, ´ÙÇ× ¿¬»êÀÚ, »ê¼ú ¿¬»êÀÚ, ºñ±³ ¿¬»êÀÚ, µî°¡ ºñ±³ ¿¬»êÀÚ, ³í¸® ¿¬»êÀÚ, »ïÇ× ¿¬»êÀÚ

    Ã¥°¥ÇÇ[00:00] ±âº» ÀÚ·áÇü/[05:27] Áö¿ª º¯¼ö/[10:50] ±âº» ÀÚ·áÇü°ú ÂüÁ¶ ÀÚ·áÇü/[13:23] byte/[27:43] float,double/[34:09] ÀÚ¹ÙÀÇ ±âº»°ª
  • 03.40ºÐ ±âº» ÀÚ·áÇü°ú ¿¬»êÀÚ 2

    ±âº» ÀÚ·áÇü(¼Ò¼öÇü, boolean), ´ÜÇ× ¿¬»êÀÚ, ´ÙÇ× ¿¬»êÀÚ, »ê¼ú ¿¬»êÀÚ, ºñ±³ ¿¬»êÀÚ, µî°¡ ºñ±³ ¿¬»êÀÚ, ³í¸® ¿¬»êÀÚ, »ïÇ× ¿¬»êÀÚ

  • 04.38ºÐ ¿¬»êÀÚ¿Í Á¶°Ç¹®

    ÀÚ·áÇüÀÇ Çü º¯È¯, Á¶°Ç¹®, IF, SWITCH

    Ã¥°¥ÇÇ[00:00] ÀÚ·áÇüÀÇ Çü º¯È¯/[01:25] ÀÚ·áÇüÀÇ Çü º¯È¯ ½Ç½À/[09:05] ÂüÁ¶ ÀÚ·áÇü/[10:05] IF 󸮹® ½Ç½À/[23:55] SWITCH ¹®/[29:45] while¹®
  • 05.41ºÐ ¹Ýº¹¹®, ¹è¿­

    ¹Ýº¹¹®°ú ¹è¿­¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] for¹®/[03:08] ÀÌÀ²À» ±¸Çϴ Ŭ·¡½º/[09:10] ¹è¿­/[09:41] ±âº» ÀÚ·áÇü/[12:36] Array/[14:16] ±âº» ÀÚ·áÇüÀÇ ¹è¿­/[16:21] string ¹è¿­, array ¹è¿­/[19:30] ÂüÁ¶ ÀÚ·áÇü/[22:29] int ¹è¿­/[23:22] ÀνºÅϽº º¯¼ö/[25:54] ÀÌÂ÷¿ø ¹è¿­/[29:53] length/[34:07] Áßø for¹®
  • 06.33ºÐ °´Ã¼ÁöÇâ 1

    ÂüÁ¶ ÀÚ·áÇü¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] ÂüÁ¶ ÀÚ·áÇü/[05:15] Ŭ·¡½º »ý¼º/[06:43] ¿¹¾à¾î(this)/[09:44] ¿À¹ö·Îµù(overloading)/[11:59] printf/[13:49] ¸Þ¼Òµå/[16:40] static ¸Þ¼Òµå/[18:40] Á¢±Ù±ÇÇÑ/[23:44] Static ºí·Ï/[27:27] ÂüÁ¶ ÀÚ·áÇüÀ¸·Î º¯°æ/{30:43] calculateNumbers
  • 07.36ºÐ °´Ã¼ÁöÇâ 2

    ÆÐŰÁö, Á¢±ÙÁ¦¾îÀÚ, »ó¼Ó¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] ÆÐŰÁö/[02:26] ÆÐŰÁö »ý¼º/[06:39] ÆÐŰÁö ¼±¾ð/[09:59] sub Ŭ·¡½º/[14:50] Á¢±ÙÁ¦¾îÀÚ/[16:02] Á¢±ÙÁ¦¾îÀÚ °ü°è/[17:28] Á¢±ÙÁ¦¾îÀÚ¿¡ µû¸¥ Á¢±Ù±ÇÇÑ/[18:55] public Ŭ·¡½º/[21:40] »ó¼Ó(Parent, Child)/[30:50] Parent, Child Ŭ·¡½ºÀÇ ±â´Éµé/[34:46] ¿À¹ö·Îµù(overloading)
  • 08.32ºÐ °´Ã¼ÁöÇâ 3

    »ó¼Ó, Object¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] Inheritance/[01:22] Object ¸Þ¼Òµå/[03:20] Parent Array/[08:49] ÂüÁ¶ÀÚ·áÇü Çüº¯È¯/[11:37] »ó¼Ó Á¤¸®/[12:31] Object/[17:45] ¿À¹ö·Îµù(overloading)/[18:24] Member DTO/[20:31] equals()/[23:46] hashcode/[24:27] equals ¸Þ¼Òµå ¿À¹ö·Îµù Á¶°Ç(Àç±Í, ´ëĪ, Ÿµ¿Àû, Àϰü, null)/[27:50] hashcode
  • 09.36ºÐ °´Ã¼ÁöÇâ 4

    ÀÎÅÍÆäÀ̽º, Ãß»óŬ·¡½º, enum, ¹æ¹ý·Ð¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] °´Ã¼ ÁöÇâ ÀýÂ÷/[04:24] ÀÎÅÍÆäÀ̽º/[13:53] ÀÎÅÍÆäÀ̽º, Ãß»óŬ·¡½º, Ŭ·¡½º ºñ±³Ç¥/[15:23] final Ŭ·¡½º ±¸Çö/[25:22] enum
  • 10.33ºÐ °´Ã¼ÁöÇâ 5

    ³»ºÎŬ·¡½º(Nested Ŭ·¡½º), À͸íŬ·¡½º¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] ³»ºÎ Ŭ·¡½º (Nested Ŭ·¡½º)/[01:22] inner /[08:08] Nested Ŭ·¡½ºÀÇ ¿ëµµ/[08:55] inner (2)/[11:25] À͸íŬ·¡½º/[22:00] ÂüÁ¶ÀÚ·áÇü ½Ç½À
  • 11.41ºÐ °´Ã¼ÁöÇâ 6

    À͸íŬ·¡½º, ¿¹¿Ü¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] imple/[03:05] enums Ŭ·¡½º/[08:35] ³»ºÎ, ¿ÜºÎ Ŭ·¡½º/[11:40] À͸í Ŭ·¡½º/[15:35] ¿¹¿Ü/[32:50] ¿¡·¯¿Í ·±Å¸ÀÓ¿¡ ´ëÇÑ ¿¹¿Ü
  • 12.26ºÐ °´Ã¼ÁöÇâ 7

    ¿¹¿Ü, ¸ÞŸ ¾î³ëÅ×À̼ǿ¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] ¿¹¿Ü/[00:41] ¿¹¿Ü »ó¼Ó ¿¹Á¦/[08:31] ¾î³ëÅ×À̼Ç/[10:15] ¾î³ëÅ×À̼ÇÀÇ Á¾·ù/[11:13] ¾î³ëÅ×ÀÌ¼Ç ¿¹Á¦/[15:55] ¸ÞŸ ¾î³ëÅ×À̼Ç/[16:15] ¸ÞŸ ¾î³ëÅ×ÀÌ¼Ç ¿¹Á¦/[16:45] ¸ÞŸ ¾î³ëÅ×À̼ÇÀÇ Á¾·ù
  • 13.32ºÐ ÀÚ¹Ù API Ȱ¿ë

    API ±¸¼º, Ŭ·¡½º, ÀÎÅÍÆäÀ̽ºÀÇ »ó¼¼ Á¤º¸, DEPRECATED, ¾î³ëÅ×À̼ǰú ENUMÀÇ »ó¼¼ Á¤º¸, STRING Ŭ·¡½º, »ý¼ºÀÚ¿¡ ´ëÇØ ÇнÀÇÕ´Ï´Ù.

    Ã¥°¥ÇÇ[00:00] Javadoc ¼³Ä¡/[11:55] Summary/[17:50] String ¿¹Á¦/[19:15] ¾î³ëÅ×À̼ǰú ENUMÀÇ »ó¼¼ Á¤º¸/[21:29] ÀÚ¹Ù API Ȱ¿ë/[21:48] String ¿¹Á¦
  • 14.30ºÐ STRING ¸Þ¼Òµå

    STRING Ŭ·¡½º »ý¼ºÀÚ ¿¹Á¦, BYTE·Î º¯È¯, Null üũ, STRING ³»¿ë ºñ±³, °Ë»ö ¸Þ¼Òµå, STRING ³»¿¡¼­ À§Ä¡Ã£±â, °ª ÃßÃâ, º¯°æ, ÁÖÀÇÇÒ ¸Þ¼Òµå, STRINGBUFFER¿Í STRINGBUILDER

    Ã¥°¥ÇÇ[00:06] ¹®ÀÚ¿­±æÀÌ È®ÀÎ/[01:34] ºó ¹®ÀÚ¿­È®ÀÎ/[02:30] °°Àº¹®ÀÚ¿­ ºñ±³/[07:09] ƯÁ¤Á¶°Ç ¹®ÀÚ¿­/[13:56] ¿øÇÏ´ÂÀ§Ä¡Ã£±â/[17:40] char´ÜÀ§ÀÇ °ª /[20:40] char¹è¿­ÀÇ °ª/[22:54] º¯È¯ ¸Þ¼Òµå/[24:05] ÀϺÎÀÇ °ª Àß¶ó³»±â/[27:28] STRING¹è¿­·Î ³ª´©±â
  • 15.40ºÐ STRING ¸Þ¼Òµå, System Ŭ·¡½º

    ¹®ÀÚ¿­À» ÇÕÄ¡´Â ¸Þ¼Òµå, °ø¹éÀ» ¾ø¾Ö´Â ¸Å¼Òµå, ³»¿ëÀ» ±³Ã¼ÇÏ´Â ¸Þ¼Òµå, ƯÁ¤ Çü½Ä¿¡ ¸ÂÃç °ªÀ» ġȯÇÏ´Â ¸Þ¼Òµå, ´ë¼Ò¹®ÀÚ¸¦ ¹Ù²Ù´Â ¸Þ¼Òµå, ±âº» ÀÚ·áÇüÀ» ¹®ÀÚ¿­·Î º¯È¯ÇÏ´Â ¸Þ¼Òµå, STRING Ŭ·¡½º ´ÜÁ¡ º¸¿Ï, ¼ýÀÚ Ã³¸® Ŭ·¡½º

    Ã¥°¥ÇÇ[00:00] ½ÃÀÛÈ­¸é/[00:42] °ø¹éÁ¦°Å/[05:54] ƯÁ¤°ª ġȯ/[10:47] ´ë¼Ò¹®ÀÚ º¯°æ/[11:18] ±âº»ÀÚ·áÇü/[16:00] STRING º¸¿Ï/[19:22] java lang/[25:33] Min°ú Max/[28:35] System Ŭ·¡½º/[32:57] GC¼öÇà/[36:13] PrintStream
  • 16.40ºÐ MATH Ŭ·¡½º

    Àý´ë°ª ºÎÈ£, ÃÖ´ë ÃÖ¼Ò°ª, ¿Ã¸² ¹ö¸², Á¦°ö Á¦°ö±Ù, »ï°¢ ÇÔ¼ö, ·Î±×, ³­¼ö, ¼Ò¼ö, Á¦³×¸¯Á¦³×¸¯ ŸÀÔÀÇ À̸§ Á¤Çϱâ, Á¦³×¸¯ ¼±¾ð¿¡ »ç¿ëÇϴ ŸÀÔ ¹üÀ§ ÁöÁ¤, ¸Þ¼Òµå¸¦ Á¦³×¸¯ÇÏ°Ô ¼±¾ð, Ä÷º¼Ç-LIST, ÀÚ¹Ù Ä÷º¼Ç, LIST ÀÎÅÍÆäÀ̽º, ARRAYLISTÀÇ »ý¼ºÀÚ

    Ã¥°¥ÇÇ[00:00] MATH Ŭ·¡½º/[03:37] ¿Ã¸²/¹ö¸²/[08:35] »ï°¢ ÇÔ¼ö/[18:01] Á¦³×¸¯Å¸ÀÔ/[28:14] Ä÷º¼Ç/[33:31] LIST
  • 17.39ºÐ ÀÚ¹Ù Ä÷º¼Ç(1)

    ARRAYLISTÀÇ »ý¼ºÀÚ, ARRAYLIST Ȱ¿ë, STACK Ŭ·¡½º, SET, HASHSET, QUEUE

    Ã¥°¥ÇÇ[00:02] µ¥ÀÌÅÍ´ã±â/[01:32] add ¿¹Á¦/[09:16] indexof ¸Þ¼Òµå/[11:05] to Array ¿¹Á¦/[13:53] Á¦°Å ¸Þ¼Òµå/[19:12] Stack/[22:54] Set ±â´É/[23:40] Hash Set/[33:23] Linked List
  • 18.39ºÐ ÀÚ¹Ù Ä÷º¼Ç(2)

    QUEUE, LINKEDLIST, MAP, HASHMAP, HASHMAP Ȱ¿ë, TREEMAP, PROPERTIES

    Ã¥°¥ÇÇ[00:02] µ¥ÀÌÅÍÃß°¡/[00:28] ¸Þ¼Òµå ŸÀÔ/[02:58] µ¥ÀÌÅͲ¨³»±â/[06:51] µ¥ÀÌÅÍ»èÁ¦/[07:48] QUEUE/[07:59] Map/[14:19] Hash Map/[24:10] Tree Map/[27:43] Properties/[32:39] Properties¿¹Á¦
  • 19.44ºÐ ÀÚ¹Ù À¯Æ¿ ÆÐŰÁö

    JAVA.UTIL, DATE¿Í CALENDAR, COLLECTIONS, ARRAYS, RANDOM, STRINGTOKENIZER, PROPERTIES, BIGDECIMAL

    Ã¥°¥ÇÇ[00:00] ÀÚ¹ÙÀ¯Æ¿ API/[02:15] get/set time¸Þ¼Òµå/[07:52] Calender »ó¼ö/[13:09] Roll¸Þ¼Òµå/[17:33] ArraysŬ·¡½º ¸Þ¼Òµå/[26:37] Stringtokenizer ¿¹Á¦/[29:38] Bigdecimal/[38:52] Runnable
  • 20.37ºÐ THREAD

    THREAD, RUNNABLE ÀÎÅÍÆäÀ̽º, THREAD Ŭ·¡½º, THREAD Ŭ·¡½ºÀÇ »ý¼ºÀÚ, SLEEP(), THREADÀÇ ÁÖ¿ä ¸Þ¼Òµå

    Ã¥°¥ÇÇ[00:00] ½ÃÀÛÈ­¸é/[00:15] Runnable thread/[04:34] Name thread/[13:53] Daemon thread/[15:43] Synchronized/[27:28] RunSync


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