sonai kale

Greenhorn
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since Feb 01, 2018
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Recent posts by sonai kale

Atomic is a toolkit of variable java.util.concurrent.atomic package classes, which assist in writing lock and wait-free algorithms with the Java language. An algorithm requiring only partial threads for constant progress is lock-free.
23 hours ago
Smartface is an iPhone app emulator and tester that helps develop cross-platform native iOS apps. It is a full-featured enterprise mobility management platform that reduces cost, increases productivity, removes dependency and provides strategic mobility solutions. Smartface provides full debugging options for iOS apps which help the app developer flexibility to work with it and develop apps
4 days ago
you Application is in this package: package com.spring.app; which means your Application full path should be package com.spring.app.Application and your error code said com.spring.Application not found. Maybe you should check your run configuration.
6 days ago
ArrayList is internally backed by Array in Java, any resize operation in ArrayList will slow down performance as it involves creating new Array and copying content from old array to new array.

1 week ago
First, bear in mind that in the emulator you can't detect 'real' Bluetooth devices without a third-party JSR-82 library such as Bluecove . But when you deploy to a JSR-82 capable phone, it should work.
1 week ago
Programming languages like Python and Ruby run slower than a compiled language like C++, but don't make our list because language performance is irrelevant with the hardware we have today. Nothing has stopped Python and Ruby from being widely used, because in the end it is not the code execution time, but the end-user experience that matters.
1 week ago
J2EE the Complete Reference :

It covers almost every aspect of J2EE and the problems given in every exercise covers the whole topic and you'll find similar problems in real professional life.
1 week ago
You must override hashCode() in every class that overrides equals(). Failure to do so will result in a violation of the general contract for Object.hashCode(), which will prevent your class from functioning properly in conjunction with all hash-based collections, including HashMap, HashSet, and Hashtable.
1 week ago

Singleton pattern is a design solution where an application wants to have one and only one instance of any class, in all possible scenarios without any exceptional condition. It has been debated long enough in java community regarding possible approaches to make any class singleton.
2 weeks ago
The Java virtual machine's heap stores all objects created by a running Java application. Garbage collection relieves you from the burden of freeing allocated memory. Knowing when to explicitly free allocated memory can be very tricky. Giving this job to the Java virtual machine has several advantages.
2 weeks ago