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We usually write code in an idealized environment, But sometimes, the code can experience errors while executing our instructions. To handle failures Java has one of the powerful mechanism to handle runtime errors ie Exception Handling, here we will discuss about Exceptions and Exception Handling.Read More
Kotlin Programming Language
What is Kotlin? 1) Kotlin is open source statically typed(type safety) programming language introduced by jetbrains. 2) Kotlin runs on the Java virtual machine so it works great with all existing Java libraries/frameworks and runs with the same level of performance as Java. 3) It supports all obj...Read More
HashMap Internal Implementation
In this blog we will learn how to create and implement own/custom HashMap in java with full working source code. This is very important and trending topic in java. In this blog i will be explaining HashMap custom implementation.Read More
What is Android?
Hi Guys, In this blog I am going to explain what is android? and how to is going to work and what are the thinking we need to know to work with android. One of the most widely used mobile OS these days is Android. So far most of the web applications are looking forward to android Application.Read More
Predicate Interface (Java 8 )
The Functional Interface, PREDICATE is defined in the java.util.Function package.It improves manageability of code and helps in unit-testing them separately. Syntxa Interface Predicate<T> Interface Methods boolean test(T t) It evaluates this predicate on th...Read More
hibernate-cache bean lifecycle spring springcore designpattern java hibernate classloader core java java classloaders java se principles of classloaders restfull de-serialization serialization arraylist collections exception multi-threading thread log4j restful services spring with restful service linkedlist hashmap
hashtable collection externalization serialization vs externalization corejava exception-handling final finalize finally linkedhashset set functional interface j2se lambda sim interface multithreading synchronization synchronization block synchronization example synchronization method exceptionhandling multicatchblock trywithresources date time changes functional interfaces generic type changes and improvements java8 lamda expressions nashorn stream collection type annotations callable concurrency executor future threadpool maven springmvc springmvcexample springmvcwithmaven hibernate with gradle hibernate4 gradle gradle for java installing gradle backlinks competitor analysis crawl web pages how search engine work indexing webpages keyword analysis keyword optimization page rank search engine optimization search engine ranking seo seo algorithms seo blogs seo forums serp types of search engines what is seo enumeration iterators list listiterators map navigablemap navigableset queue sortedmap sortedset summary of collections java networking socket programming empty filter get ifpresent ispresent of ofnullable optional optionalclass orelse orelseget orelsethrow application server installation oracle web logic 12c web logic 12c web logic 12c server web logic installation web logic server installation and configuration date date and time time anchor tag optimization anchor text opitmizatin domain optimization google analytics image optimization meta description meta keywords meta tags on page factors on page optimization robot txt optimization title optimization types of seo urls optimization webmaster console xml sitemap optimization comparable comparator garbage collector heap area interpreter jit compiler jvm jvm architecture method area stack area hibernate 4 bootstrapping hibernate service and serviceregistries bootstrapping hibernate serviceregistries hibernate services service and serviceregistries 301 404 501 crawled errors indexing on page seo search traffic site map webmaster tools website errors java link linked sort description scalr api java image resizing fileupload servlet servletfileupload java volatile volatile volatile keyword generics genericsinjava javagenerics javase poi api read xlsx in java write data to xlsx in java bubblesort sorting sorting algorithm asynccontext asynchronous servlet callable statement jdbc jdbc storedprocedures prepared statement statement storedprocedures download file filedownloading javaee spring mvc with thymeleaf thymeleaf java reflection api reflection api java 8 stream api stream api delimiter joiner stringjoiner concurrency api thread safety reentrantlock java thread threadlifecycle java web socket java mail api java mailing graphql cloud foundry pivotal pivotal cloud foundry architecture micro services micro services architecture eureka spring cloud spring cloud eureka spring eureka elastic search spring data spring data elastic search spring hateoas microservice-designpattern jms oauth insertion sorting data structure merge sort java nio nio buffer nio channel nio selector nio package annonymous inner class innerclass method local inner class nested inner class static nested class quick sort quick sort algorithm lombok tool selection sort binary search linear search searching algorithm java 8 features predicate interface active jdbc reactiveprogramming android vpn complexity custom implementation mappings relations apache solr lucene nosql storage search engine search platform solr association maping mapping one to one annotation association association mapping hibernate annotation hibernate mapping jpa jpa annotationmapping one to one mapping relationship jpa annotation association relationships hivernate mapping one-to-one mapping many to many many to many mapping relationships xml configuration annotation mappings annotations annotations configuration association mappings hibernate mappings one to many set collections many to one hibernate relationships one to many map one to many mapping one to many relationships one to many list one to many xml configuration list mapping hibernate configuration one to many set annotation configuration many to many association mapping many to many map kotlin kotlin programming language class hierarchy inheritance inheritance mapping tabel hierarchy table_per_class_hierarchy_annotation concrete class table_per_concrete_class_annotation table table per sub class table_per_sub_class_annotation table_per_sub_class_xmlconfiguration xmlconfiguration class table_per_class_hierarchy_xmlconfiguration xml xml mapping dependency injection dependency management primitive injection setter injection spring core property tag ref refrence injection constructor constructor argument constructor injection injection spring framework autowire autowiring bean autowiring property setter spring bean autowiring spring cor auto-wiring bean bytype configuration file spring bean configuration file collection dependency injection collection dependency management sependency management colection prop properties properties collection props core dependency idref reference alias alias tag bean alias spring bean spring bean alias bean scopes configuration scope singleton prototype namespace p p namespace c c namespace bean factory data merging inherit parent spring bean configuiration file collection merging all dependency check framework simple aware interface bean factory aware interface inner inner bean confusion constructor confusion null null in spring null string custom custom property editor property editors depends depends on dependson spring core advance method method replacement lookup method injection lookupmethod method injection internationalization event event processing factory method instantiation static factory method ststic factory method instantiation factory instance instance factory method instantiation instantion