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Title | The Techno |
Description | Blog about Java/ J2ee, core java, multithreading, Spring, Programming and related |
Keywords | N/A |
WebSite | thetechnojournals.com |
Host IP | 216.239.36.21 |
Location | United States |
Site | Rank |
US$1,902,247
Last updated: 2023-04-27 18:28:42
thetechnojournals.com has Semrush global rank of 5,564,106. thetechnojournals.com has an estimated worth of US$ 1,902,247, based on its estimated Ads revenue. thetechnojournals.com receives approximately 219,491 unique visitors each day. Its web server is located in United States, with IP address 216.239.36.21. According to SiteAdvisor, thetechnojournals.com is safe to visit. |
Purchase/Sale Value | US$1,902,247 |
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Monthly Ads Revenue | US$52,678 |
Yearly Ads Revenue | US$632,132 |
Daily Unique Visitors | 14,633 |
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thetechnojournals.com. | A | 3599 | IP: 216.239.36.21 |
thetechnojournals.com. | A | 3599 | IP: 216.239.32.21 |
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thetechnojournals.com. | NS | 3600 | NS Record: ns47.domaincontrol.com. |
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--> The Techno Journals Blogs about Java, J2ee, Multithreading, Data structure, Algorithm, Spring framework, Spring boot, Web services and open source technologies Search Search This Blog Home About me More… Posts Singleton class in java September 13, 2021 What is Singleton class Singleton is a design technique which gaurantees that there will be only instance of a class globally. Such classes are required when we need to create some objects which are memory/ resource extensive and we can’t afford many such objects. Using singleton We can maintain single object per JVM per classloader. Classloader could be different in different hierarchy and in such case we may have more than one instances of singleton but we can avoid it by loading it at appropriate classloader. For example in an ear application there could be multiple web modules and each one of them will have their own singleton instance. Sometimes it may be a need but sometimes it could be a flaw which can be resolved by |
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