tag:blogger.com,1999:blog-8712770457197348465.post8882306208937752201..comments2024-03-17T23:01:26.872-07:00Comments on Javarevisited: 10 Example of Hashtable in Java – Java Hashtable Tutorialjavin paulhttp://www.blogger.com/profile/15028902221295732276noreply@blogger.comBlogger7125tag:blogger.com,1999:blog-8712770457197348465.post-26208358997177932892014-03-23T14:42:02.889-07:002014-03-23T14:42:02.889-07:00instead of companies.containsValue("Japan&quo...instead of companies.containsValue("Japan") ,<br />you can write simpley companies.contains("Japan");Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8712770457197348465.post-67682360092253822722013-10-10T10:53:14.992-07:002013-10-10T10:53:14.992-07:00At least when I try to run in Eclipse, I get the w...At least when I try to run in Eclipse, I get the warning "Hashtable is a raw type. References to generic type Hashtable should be parameterized."<br />You should declare using two reference types like this:<br />Hashtable companies = new Hashtable();<br />This gives you compile time errors when you try to put objects that aren't strings into your hashtable. Quite nice so you don&#Zachhttps://www.blogger.com/profile/14318011531403551812noreply@blogger.comtag:blogger.com,1999:blog-8712770457197348465.post-3271483399895228812013-07-17T00:14:41.091-07:002013-07-17T00:14:41.091-07:00By default Hashtable elements are unordered how ca...By default Hashtable elements are unordered how can we retreive elements same order as we put insideAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-8712770457197348465.post-45151100050639855782013-06-30T06:01:10.729-07:002013-06-30T06:01:10.729-07:00 How to Copy content of Hashtable into HashMap?
How to Copy content of Hashtable into HashMap?<br />Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8712770457197348465.post-87497125286782398332012-10-19T22:31:31.891-07:002012-10-19T22:31:31.891-07:00@Anonymous, There are couple of reason like String...@Anonymous, There are couple of reason like <a href="http://javarevisited.blogspot.sg/2010/10/why-string-is-immutable-in-java.html" rel="nofollow">String is immutable and final</a>, they have proper equals and hashCode method etc. See my post <a href="http://javarevisited.blogspot.com/2011/02/how-hashmap-works-in-java.html" rel="nofollow">How HashMap works in Java</a> for more details.Javin @ tricky java questionhttp://java67.blogspot.sg/2012/09/top-10-tricky-java-interview-questions-answers.htmlnoreply@blogger.comtag:blogger.com,1999:blog-8712770457197348465.post-51643333122077237292012-10-16T14:15:41.476-07:002012-10-16T14:15:41.476-07:00Why we prefer to use String as a key value not onl...Why we prefer to use String as a key value not only in hashtable?Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-8712770457197348465.post-76346123089192138092012-02-27T06:35:43.573-08:002012-02-27T06:35:43.573-08:00Do you know how to create an hash table from scrat...Do you know how to create an hash table from scratch? I am interesting in find examples about his.<br /><br />Thanks for this information.John Ortiz Ordoñezhttps://www.blogger.com/profile/06885697758870446433noreply@blogger.com