ThebookIlearnisnamedOreilly.Java.in.a.Nutshell.5th.Edition.Mar.2005
Sun’smotto:Writeonce,runanywhere.
Itincreatesendusers’freedomtochooseanoperatingsystem.
Themostimportantparts:
1.TheJavaProgrammingLanguage
2.TheJavaVirtualMachine
3.TheJavaPlatform
NowIdonottrytomakesurewhatitis,becauseIthinkthatitwouldwastemytime.Notthereasonthatit’snotimportant,butthatIcanunderstandlittleaboutthe3partsfromthebook.However,IhavenoabilitytoexplainthembecauseIjustbegintolearnJava.Andbyenglishbook…
AndIhavetoadmitthatthefirstpurposeIlearnJaveisstudyingenglish…
TherearesomethingothersaboutJave:
TheplaceweruntheJaveprogramsiscalledJDK.Wecandownloadfromhttp://java.sun.com
PS:JRE,JavaRuntimeEnvironmentwhichenablesyoutorunexistingJavaprograms.
IDEs,integrated(lost?~)developmentenvironment.(Ithinktheyarenotimportantformenow.)
天上永远不会掉馅饼，不要因为贪图一时的快乐而付出惨痛的代价，
