{"id":2948,"date":"2024-11-19T18:27:18","date_gmt":"2024-11-19T11:27:18","guid":{"rendered":"https:\/\/fstack.io.vn\/?p=2948"},"modified":"2024-11-19T18:40:43","modified_gmt":"2024-11-19T11:40:43","slug":"java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java","status":"publish","type":"post","link":"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/","title":{"rendered":"Java l\u00e0 g\u00ec? M\u1ed9t s\u1ed1 ki\u1ebfn th\u1ee9c v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java."},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2948\" class=\"elementor elementor-2948\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-89a1d72 e-flex e-con-boxed e-con e-parent\" data-id=\"89a1d72\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a3e43d9 elementor-widget elementor-widget-text-editor\" data-id=\"a3e43d9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/fstack.io.vn\/blog\/constructor-ham-tao-trong-java-la-gi-mot-so-cach-khai-bao-constructor-trong-java\/\">Java<\/a> l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef <a href=\"https:\/\/fstack.io.vn\/blog\/lap-trinh-la-gi-mot-so-dac-diem-cua-lap-trinh-ma-ban-nen-biet\/\">l\u1eadp tr\u00ecnh<\/a> b\u1eadc cao, h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, v\u00e0 \u0111\u1ed9c l\u1eadp n\u1ec1n t\u1ea3ng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi <strong>Sun Microsystems<\/strong> (nay thu\u1ed9c Oracle) v\u00e0o n\u0103m 1995. Java n\u1ed5i ti\u1ebfng v\u1edbi kh\u1ea9u hi\u1ec7u <strong>&#8220;Write Once, Run Anywhere&#8221; (WORA)<\/strong>, ngh\u0129a l\u00e0 b\u1ea1n ch\u1ec9 c\u1ea7n vi\u1ebft m\u00e3 m\u1ed9t l\u1ea7n v\u00e0 c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y c\u00f3 \u0111\u01b0\u1ee3c nh\u1edd <strong>Java Virtual Machine (JVM)<\/strong>, gi\u00fap m\u00e3 Java c\u00f3 th\u1ec3 th\u1ef1c thi tr\u00ean m\u1ecdi h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u00f3 c\u00e0i JVM.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-74fdbd9 elementor-widget elementor-widget-heading\" data-id=\"74fdbd9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Danh m\u1ee5c b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#1_Cac_dac_diem_noi_bat_cua_Java\" >1. C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#2_Kien_thuc_co_ban_ve_Java\" >2. Ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 Java<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#a_Cau_truc_chuong_trinh_Java\" >a) C\u1ea5u tr\u00fac ch\u01b0\u01a1ng tr\u00ecnh Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#b_Cac_kieu_du_lieu_trong_Java\" >b) C\u00e1c ki\u1ec3u d\u1eef li\u1ec7u trong Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#c_Cac_khai_niem_OOP_trong_Java\" >c) C\u00e1c kh\u00e1i ni\u1ec7m OOP trong Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#d_Thu_vien_va_Framework_pho_bien\" >d) Th\u01b0 vi\u1ec7n v\u00e0 Framework ph\u1ed5 bi\u1ebfn<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#3_Ung_dung_cua_Java\" >3. \u1ee8ng d\u1ee5ng c\u1ee7a Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#4_Tai_sao_nen_hoc_Java\" >4. T\u1ea1i sao n\u00ean h\u1ecdc Java?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/fstack.io.vn\/blog\/java-la-gi-mot-so-kien-thuc-ve-ngon-ngu-lap-trinh-java\/#Loi_ket\" >L\u1eddi k\u1ebft<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"1_Cac_dac_diem_noi_bat_cua_Java\"><\/span>1. C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a Java<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-932cb82 elementor-widget elementor-widget-text-editor\" data-id=\"932cb82\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>H\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/strong>: Java h\u1ed7 tr\u1ee3 c\u00e1c kh\u00e1i ni\u1ec7m <a href=\"https:\/\/fstack.io.vn\/blog\/lap-trinh-huong-doi-tuong-la-gi-mot-so-dac-trung-cua-oop\/\">OOP<\/a> nh\u01b0 k\u1ebf th\u1eeba, \u0111a h\u00ecnh, \u0111\u00f3ng g\u00f3i, v\u00e0 tr\u1eebu t\u01b0\u1ee3ng, gi\u00fap m\u00e3 d\u1ec5 b\u1ea3o tr\u00ec v\u00e0 t\u00e1i s\u1eed d\u1ee5ng.<\/li><li><strong>\u0110\u1ed9c l\u1eadp n\u1ec1n t\u1ea3ng<\/strong>: Ch\u01b0\u01a1ng tr\u00ecnh Java \u0111\u01b0\u1ee3c bi\u00ean d\u1ecbch th\u00e0nh m\u00e3 bytecode, c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean b\u1ea5t k\u1ef3 n\u1ec1n t\u1ea3ng n\u00e0o c\u00e0i \u0111\u1eb7t JVM.<\/li><li><strong>B\u1ea3o m\u1eadt cao<\/strong>: Java c\u00f3 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd, \u0111\u1eb7c bi\u1ec7t khi s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng web v\u00e0 m\u1ea1ng.<\/li><li><strong>Hi\u1ec7u su\u1ea5t t\u1ed1t<\/strong>: Nh\u1edd JVM t\u1ed1i \u01b0u h\u00f3a v\u00e0 c\u00e1c <a href=\"https:\/\/fstack.io.vn\/blog\/top-10-cong-cu-digital-marketing-co-ban-cho-nguoi-moi-bat-dau\/\">c\u00f4ng c\u1ee5<\/a> h\u1ed7 tr\u1ee3 nh\u01b0 Just-In-Time (JIT) Compiler.<\/li><li><strong>H\u1ed7 tr\u1ee3 \u0111a lu\u1ed3ng<\/strong>: Java cho ph\u00e9p th\u1ef1c thi nhi\u1ec1u lu\u1ed3ng \u0111\u1ed3ng th\u1eddi, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi hi\u1ec7u n\u0103ng cao.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a9c4c33 elementor-widget elementor-widget-image\" data-id=\"a9c4c33\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/fstack.io.vn\/blog\/wp-content\/uploads\/2024\/11\/Cac-dac-diem-noi-bat-cua-Java.jpg\" class=\"attachment-large size-large wp-image-2951\" alt=\"C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a Java\" srcset=\"https:\/\/fstack.io.vn\/blog\/wp-content\/uploads\/2024\/11\/Cac-dac-diem-noi-bat-cua-Java.jpg 1024w, https:\/\/fstack.io.vn\/blog\/wp-content\/uploads\/2024\/11\/Cac-dac-diem-noi-bat-cua-Java-300x300.jpg 300w, https:\/\/fstack.io.vn\/blog\/wp-content\/uploads\/2024\/11\/Cac-dac-diem-noi-bat-cua-Java-150x150.jpg 150w, https:\/\/fstack.io.vn\/blog\/wp-content\/uploads\/2024\/11\/Cac-dac-diem-noi-bat-cua-Java-768x768.jpg 768w, https:\/\/fstack.io.vn\/blog\/wp-content\/uploads\/2024\/11\/Cac-dac-diem-noi-bat-cua-Java-600x600.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a Java<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c22101 elementor-widget elementor-widget-heading\" data-id=\"8c22101\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"2_Kien_thuc_co_ban_ve_Java\"><\/span>2. Ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 Java<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38af677 elementor-widget elementor-widget-heading\" data-id=\"38af677\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"a_Cau_truc_chuong_trinh_Java\"><\/span>a) C\u1ea5u tr\u00fac ch\u01b0\u01a1ng tr\u00ecnh Java<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0541b4f elementor-widget elementor-widget-text-editor\" data-id=\"0541b4f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>M\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh Java \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m c\u00e1c ph\u1ea7n c\u01a1 b\u1ea3n sau:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b2923c elementor-widget elementor-widget-code-highlight\" data-id=\"3b2923c\" data-element_type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-okaidia copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>public class HelloWorld {\n    public static void main(String[] args) {\n        System.out.println(\"Hello, World!\");\n    }\n}\n<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fb2d25e elementor-widget elementor-widget-text-editor\" data-id=\"fb2d25e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>public class<\/strong>: T\u00ean l\u1edbp, \u0111\u1ed3ng th\u1eddi l\u00e0 t\u00ean t\u1ec7p (.java).<\/li><li><strong>main() method<\/strong>: \u0110i\u1ec3m b\u1eaft \u0111\u1ea7u c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh.<\/li><li><strong>System.out.println()<\/strong>: In th\u00f4ng tin ra m\u00e0n h\u00ecnh.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e2f647c elementor-widget elementor-widget-heading\" data-id=\"e2f647c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"b_Cac_kieu_du_lieu_trong_Java\"><\/span>b) C\u00e1c ki\u1ec3u d\u1eef li\u1ec7u trong Java<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e73fed elementor-widget elementor-widget-text-editor\" data-id=\"8e73fed\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>Ki\u1ec3u nguy\u00ean th\u1ee7y<\/strong>: <code>int<\/code>, <code>float<\/code>, <code>double<\/code>, <code>char<\/code>, <code>boolean<\/code>, v.v.<\/li><li><strong>Ki\u1ec3u \u0111\u1ed1i t\u01b0\u1ee3ng<\/strong>: <code>String<\/code>, <code><a href=\"https:\/\/fstack.io.vn\/blog\/array-va-cach-lam-viec-voi-no-trong-javascript\/\">Array<\/a><\/code>, c\u00e1c l\u1edbp do ng\u01b0\u1eddi d\u00f9ng t\u1ef1 \u0111\u1ecbnh ngh\u0129a.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc807ec elementor-widget elementor-widget-heading\" data-id=\"dc807ec\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"c_Cac_khai_niem_OOP_trong_Java\"><\/span>c) C\u00e1c kh\u00e1i ni\u1ec7m OOP trong Java<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7412b85 elementor-widget elementor-widget-text-editor\" data-id=\"7412b85\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>L\u1edbp (Class)<\/strong> v\u00e0 <strong>\u0110\u1ed1i t\u01b0\u1ee3ng (Object)<\/strong>: L\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a <a href=\"https:\/\/fstack.io.vn\/blog\/lap-trinh-huong-doi-tuong-la-gi-4-tinh-chat-cua-oop-ma-ban-nen-biet\/\">l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/a>.<\/li><li><strong>K\u1ebf th\u1eeba (Inheritance)<\/strong>: T\u00e1i s\u1eed d\u1ee5ng m\u00e3 t\u1eeb c\u00e1c l\u1edbp cha.<\/li><li><strong>\u0110\u00f3ng g\u00f3i (Encapsulation)<\/strong>: B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng th\u1ee9c getter v\u00e0 setter.<\/li><li><strong>\u0110a h\u00ecnh (Polymorphism)<\/strong>: G\u1ecdi c\u00e1c ph\u01b0\u01a1ng th\u1ee9c v\u1edbi c\u00f9ng t\u00ean nh\u01b0ng th\u1ef1c thi kh\u00e1c nhau.<\/li><li><strong>Tr\u1eebu t\u01b0\u1ee3ng (Abstraction)<\/strong>: \u1ea8n c\u00e1c chi ti\u1ebft tri\u1ec3n khai, ch\u1ec9 hi\u1ec3n th\u1ecb t\u00ednh n\u0103ng c\u1ea7n thi\u1ebft.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c96ba77 elementor-widget elementor-widget-heading\" data-id=\"c96ba77\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"d_Thu_vien_va_Framework_pho_bien\"><\/span>d) Th\u01b0 vi\u1ec7n v\u00e0 Framework ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ffe3c8 elementor-widget elementor-widget-text-editor\" data-id=\"8ffe3c8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>Th\u01b0 vi\u1ec7n chu\u1ea9n<\/strong>: Java c\u00f3 b\u1ed9 th\u01b0 vi\u1ec7n phong ph\u00fa nh\u01b0 <code>java.util<\/code>, <code>java.io<\/code>, <code>java.net<\/code>.<\/li><li><strong>Framework<\/strong>:<ul><li><strong>Spring<\/strong>: D\u00f9ng cho ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p.<\/li><li><strong>Hibernate<\/strong>: ORM (Object-Relational Mapping) gi\u00fap l\u00e0m vi\u1ec7c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li><li><strong>JavaFX<\/strong>: Ph\u00e1t tri\u1ec3n <a href=\"https:\/\/fstack.io.vn\/blog\/du-an\/\">giao di\u1ec7n<\/a> <a href=\"https:\/\/fstack.io.vn\/blog\/2-canvas-va-cach-su-dung-trong-javascript-thiet-ke-do-hoa-cho-trang-web-cho-nguoi-moi-bat-dau\/\">\u0111\u1ed3 h\u1ecda<\/a>.<\/li><li><strong>Maven\/Gradle<\/strong>: Qu\u1ea3n l\u00fd d\u1ef1 \u00e1n v\u00e0 dependencies.<\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e26636f elementor-widget elementor-widget-heading\" data-id=\"e26636f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"3_Ung_dung_cua_Java\"><\/span>3. \u1ee8ng d\u1ee5ng c\u1ee7a Java<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c75485 elementor-widget elementor-widget-text-editor\" data-id=\"3c75485\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Java \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c, bao g\u1ed3m:<\/p><ul><li><strong>Ph\u00e1t tri\u1ec3n web<\/strong>: S\u1eed d\u1ee5ng Spring Framework, JavaServer Pages (JSP).<\/li><li><strong>\u1ee8ng d\u1ee5ng di \u0111\u1ed9ng<\/strong>: Android d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng Java.<\/li><li><strong>\u1ee8ng d\u1ee5ng doanh nghi\u1ec7p<\/strong>: C\u00e1c h\u1ec7 th\u1ed1ng ERP, CRM.<\/li><li><strong>Khoa h\u1ecdc d\u1eef li\u1ec7u<\/strong>: Java h\u1ed7 tr\u1ee3 ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1edbn v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Apache Hadoop.<\/li><li><strong>IoT v\u00e0 nh\u00fang<\/strong>: C\u00e1c \u1ee9ng d\u1ee5ng trong thi\u1ebft b\u1ecb nh\u00fang v\u00e0 c\u1ea3m bi\u1ebfn.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3cc4b18 elementor-widget elementor-widget-heading\" data-id=\"3cc4b18\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"4_Tai_sao_nen_hoc_Java\"><\/span>4. T\u1ea1i sao n\u00ean h\u1ecdc Java?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fcff88a elementor-widget elementor-widget-text-editor\" data-id=\"fcff88a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>Nhu c\u1ea7u cao<\/strong>: Java lu\u00f4n n\u1eb1m trong top c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u1ed5 bi\u1ebfn nh\u1ea5t.<\/li><li><strong>C\u1ed9ng \u0111\u1ed3ng l\u1edbn<\/strong>: D\u1ec5 d\u00e0ng t\u00ecm ki\u1ebfm t\u00e0i li\u1ec7u, h\u01b0\u1edbng d\u1eabn, v\u00e0 gi\u1ea3i ph\u00e1p.<\/li><li><strong>T\u00ednh linh ho\u1ea1t<\/strong>: Ph\u00f9 h\u1ee3p v\u1edbi c\u1ea3 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u00e0 l\u1eadp tr\u00ecnh vi\u00ean chuy\u00ean nghi\u1ec7p.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e413221 elementor-widget elementor-widget-heading\" data-id=\"e413221\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Loi_ket\"><\/span>L\u1eddi k\u1ebft <span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76adff8 elementor-widget elementor-widget-text-editor\" data-id=\"76adff8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Java l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh m\u1ea1nh m\u1ebd v\u00e0 \u0111a d\u1ee5ng, ph\u00f9 h\u1ee3p cho c\u1ea3 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng nh\u1ecf l\u1eabn h\u1ec7 th\u1ed1ng l\u1edbn. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m, <a href=\"https:\/\/fstack.io.vn\/blog\/4-cau-truc-du-lieu-va-giai-thuat-la-gi\/\">c\u1ea5u tr\u00fac<\/a> v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a Java s\u1ebd gi\u00fap b\u1ea1n t\u1eadn d\u1ee5ng t\u1ed1i \u0111a ti\u1ec1m n\u0103ng c\u1ee7a ng\u00f4n ng\u1eef n\u00e0y trong c\u00f4ng vi\u1ec7c l\u1eadp tr\u00ecnh.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Java l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh b\u1eadc cao, h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, v\u00e0 \u0111\u1ed9c l\u1eadp n\u1ec1n t\u1ea3ng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Sun Microsystems (nay thu\u1ed9c Oracle) v\u00e0o n\u0103m 1995. Java n\u1ed5i ti\u1ebfng v\u1edbi kh\u1ea9u hi\u1ec7u &#8220;Write Once, Run Anywhere&#8221; (WORA), ngh\u0129a l\u00e0 b\u1ea1n ch\u1ec9 c\u1ea7n vi\u1ebft m\u00e3 m\u1ed9t l\u1ea7n v\u00e0 c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean nhi\u1ec1u [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2949,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1,48],"tags":[],"class_list":["post-2948","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghe","category-lap-trinh"],"acf":[],"jetpack_featured_media_url":"https:\/\/fstack.io.vn\/blog\/wp-content\/uploads\/2024\/11\/1616062649097.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/posts\/2948","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/comments?post=2948"}],"version-history":[{"count":10,"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/posts\/2948\/revisions"}],"predecessor-version":[{"id":2960,"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/posts\/2948\/revisions\/2960"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/media\/2949"}],"wp:attachment":[{"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/media?parent=2948"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/categories?post=2948"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fstack.io.vn\/blog\/wp-json\/wp\/v2\/tags?post=2948"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}