If your Java program has been thoroughly tested but still error-prone,
the Wasp analyser can help to detect subtle run-time errors
and weak points in your program statically.
Wasp also produces detailed and precise method call graph.
The Wasp tool is available for Linux and Windows 95/98/NT/2000. More ...
Four years ago
Wasp for Modula-2 and Oberon-2
had been developed. The Wasp analyser was successfully applied to some
embedded systems written in Modula-2.
We all are well aware of the Halloween (Click to know more about Halloween)is more about candies, but you can always celebrate it with a cake. You can celebrate this day of the dead with a little twist by baking the craziest cakes or just enjoy a pumpkin as a cake. Here you can find all the collection of amazing Halloween cake ideas. These attractive and ghoulish twists on cakes are simple to make and fun to eat.
Choose any of these 12 Spookiest cakes, and impress your visitors with a ghoulish delight.
This cake idea is a great option for those who are confused between a chocolate cake and pumpkin spice one; you can try this mouth-watering hybrid cake of your dreams this Halloween.
Why you need to choose between cake or cake pops, this adorable monster cake will give you the best of both worlds of both the worlds. Prepare a cake of your favorite flavor and add cake pops to it.
Vampire Bat Cake
If you don’t like the frosting cakes, then this cake is the option for you. This red “bloody” ganache will keep the Spirit Halloween (Check Design) alive as you can also add Bats-shaped chocolates over the top.
Marshmallow Cobweb Cake
You can heat marshmallows in the microwave, and it will turn into a stringy mess, and you can easily create cobwebs like textures on the top of your cakes.
Salted Caramel Apple Snickers Cake
You can make this delicious cake, by adding caramel dipped apples on the top, with dried chocolate on the top. It’s delicious; it’s chocolaty, with a taste of apples added on the top of it.
Googly Eye Cake
The simplest cake to decorate, simply open up Oreos and add chocolate eyeballs over it. Quick and easy to make, this is perfect for on-the-spot Halloween events.
Graveyard Cake
There are certain cookies that in it gives a haunted feel, in other words, you need not work for any creative skills to make this graveyard cake. Simply use chocolate dust over the top to provide a dusky ground.
Bloody White Cake
Red velvet ganache and the raspberry jam layers can result in a gory look of the cake. Spread the raspberry jam over the top to give a bloody and creepy look inside out.
Scary Cherry Cake
Blood and guts cake together build a delicious treat. This is one of the scariest designs you can ever try. Add cherries in the form of human scratched eyes.
Spooky Spiders
Nobody can resist the chocolaty Halloween treat which takes only a few minutes to prepare, it can be a fun project as you need to add chocolate in the form of Spider legs trapped in candy cobwebs.
Note: Halloween is a best day to do online shopping if you are looking for halloween discount and offers do checkout This Link
Through this article, you all will get to know about whatever you need for creating an iOS app in Java Language. Before getting into this tutorial you need to have some basic knowledge about Objective-C, Xcode, UIKit, and Cocoa. This will definitely help you in bridging the space in between having no information about iOS development and having sufficient information to start on with some interesting projects and development.
With iOS 10 coming in the market and apple expected to come up with new devices including the iPhone 8, creating iOs apps in java has become a difficult task and thus the tools mentioned below will surely help you with the same.
Tools
If you want to create an app for the popular Apple iOS, you need to have certain tools in your bag, to get on with the desired application development. Some of these tools have been listed below:
• Codename One
• Avian
• XMLVM
• RoboVM
• J2ObjC
The required approach for running Java on Apple’s iOS
There are 3 categories of tools that enable the Java developers to develop apps for iOS devices:
1) Firstly, the Server-side technologies like Tabris, run the Java code on a definite server and publish any CSS/HTML5/JavaScript to be delivered on a device simply by using the web browser.
2)Second are the Client-side technologies that run the Java codes straight on a device by means of a compile-time translation to an inhibited binary.
3) Third is the use of Hybrid technologies like Oracle ADF, which os deployed on the server as well as the client-side Java components.
The client side tools and techniques are particularly used for creating native Java applications that can function on iOS devices like the iPad and iPhone. They help the java developers to write a code in Java that will be assembled into an iOS binary. Even though their UI and incorporation plans vary a lot, then also each tool offers a native procedure, which permits you to call C APIs and Objective-C from the Java Code.
Comparing the Java iOD Tools
The Codename One is the one and only tool that at present is much closer to the old ‘Write once, run anywhere’ Java scheme, and also offers the most logical experience for Java development. I would definitely advise checking it out if you are one of those who wants to develop cross-platform apps in Java Language.
In addition, if one prefers to use Apple’s tools for the user interface, for accessing Apple’s all exclusive libraries, then the J2ObjC Java development tool is the perfect choice for distribution of the business logic whereas XMLVM tool is one of the most striking inventions in the field of software development in the last decade. It started as a project for academic research, which served as an evidence of concept. XMLVM has vast potential for filling the gap that is present in between different device platforms.
The RoboVM Java to iOS Tool too has a lot of potentials. But with the latest release, it is not really ready for development as it misses many things like Cocoa bindings, and many other features are yet to be discovered or added. Other than this, the Avian tool provides developments to a little different course of the market as compared to the rest of the Java to iOS tools. The tool is simple to use and the lightweight Java Virtual Machine makes it tremendously portable to several device platforms, but it also lacks Cocoa bindings and the needed compatibility libraries which thereby doesn’t let it be an ideal choice for creating Java applications for iOS.
Java is the most well-liked programming language which is used to develop varied applications and websites. In recent few years web pages made mostly written in php like these are competing with web pages built on java.
Java is language comes with platform-dependent, manually allocated code which is changed by the Java. Now programmers writing code on real production on a cross-platform, garbage collected and OO (object oriented) language. Oracle which simultaneously continue to incorporate technologies such as autoboxing, generics, enumerations, and lambda. Java is also used for scientific applications because of its impeccable features like its portability, fast, safety which comes with better innovative tools.
Java programming language is the most powerful, sturdy, fast and reliable which can run different OS like Windows, Linux, and Android. Nowadays with the growth of the country, newly technologies get introduced, which makes the people dependent on the varied technologies work, play and to complete their assigned task.
Android Apps: Most of the android apps written in Java programming language. Nowadays many java programmers are now Android App developer. With the increase of innovation in applications, Android gains the sales and increases its revenue dominating over iOS.
Web Applications: E-commerce sites like Amazon, Wayfair, and many others are based on Java. Uses of different frameworks like Spring MWC, Struts 2.0. are used for creating RESTfull services which are going beloved on varied government projects, healthcare industries, insurance sector, education sector, and many other departments uses Java programming language.
Financial Services: Financial institutions like banks, stock markets, and insurance sectors rely on the Java language as the back end to run an electronic stock market trading process, settlement and confirmation systems and many more.
Solr: Solr is server clubbed with Lucene provides search capabilities to web and apps. These servers also used Java language as their back end, ensures that for modern applications, good search is basically a checkbox
Java being an open source ecosystem is used for the creation of OSCON Java. Java 8 when released in the market releases lambdas, streams and API changes. Nowadays Java 9 is now dominating over Java 8 which introduced Jigsaw, and other extra utilities. Manu other big technologies like Hadoop, MongoDB, and big data are also used JAVA programming language. Java, nowadays, is getting popular by getting major shares on the thin increasing technology world.
After 20 years since its birth, Java is still the most popular programming language.Neither the boom languages such as JavaScript or C # get unseat development tool created in 1955 by Sun Microsystems. So dictates the renowned ‘TIOBE index’, which based on calculations on the number of qualified programmers, the training offer or the preferences of third-party vendors has determined that during 2015, Java reigned.
A controversial foreign language
Years ago, after the demand for Oracle Java- owners -current to Google, for alleged patent infringement by using the code in Android, many predicted the demise of Java.But reality has shown that far from those forecasts, this language has a long way to go.
Google continued to bet on Java as a programming language default for its successful Android OS. The fear that -Interface programming APIs Java applications-, stop being free, he was slowed in later years. As much as I grow tax collection effort of Oracle, in practice, Java and its APIs continue to shape a system adapted to the philosophy of free software language: compiler, virtual machine and class library are available for free. We can develop our programs in Java, and even have superb professional development environments, without paying a single euro.
Learn Java, a safe value for administrators
The work team James Gosling was a revolution in programming languages of the time.Creating a cross-platform code can be written once and thereafter run on any device, it got the language to position itself as the benchmark for many companies and programmers.
Today, Java is more than ever implemented. You can find programs PC, Android phones, or even appliances web applications. An upward trend is expected even more pronounced in the coming years, with the arrival of its latest and awaited revision, Java 9.
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Java turns 20 today . On May 23, 1995 he saw the light publicly, during the conference SunWorld What times! The company Sun Microsystems introduced the language in which he had been working for more than five years internally team James Gosling (the father of the child). A true modern language designed to run on any device, that was the idea.
To accompany the announcement of that date, the pitch was to be integrated with the Netscape browser , the birth of Applets Java. The web was beginning to show its potential and did turn the course of language. Giving him some popularity and ubiquity in any browser and operating system.
IT IS THE MAIN LANGUAGE IN WHICH HIS CAREER HAS DEVELOPED MANY PROGRAMMERS.
Java undoubtedly is one of the most popular languages today . Since 2010 it is owned by Oracle, the technology giant that brings all its technology.His influence is tremendous in different areas of programming. Represents a fundamental part of the business of many companies because of its strong presence thanks to its numerous business tools, in front of the face more web applications on the client or server.
It is the main language in which his career has developed many programmers.Surely you are among them. So we have a lot to thank, though ever pissed us.
And as a user , do not think you do not play your part: Java has been that component present in many browsers until recently. Applets we discussed were “fashion” and many web pages you install time required to run certain functionality.Hitherto impossible otherwise. And, of course, countless desktop applications that need the JRE (the Java runtime environment to run), almost all as users have had to install to run any of these programs. It was also essential to enable the first applications in those mobile J2ME admitted. And , of course, it is the fundamental piece is based on Android, although some want to kill him hastily.
A birth full of anecdotes, even in the name
In 1991 , Sun Microsystem decided to invest in creating a new language that drink the best of each existing to date. He came to fill a need: to be executed on any platform, introducing the concept of virtual machine.
The team Jame Gosling , known as Green Team, worked 18 months in the offices of Menlo Park (California) to create what unnamed known as The Green Project.Later it was renamed Oak , although it was ruled to be a trademark. Finally camethe final name: Java .
There are different stories about the choice of this name. The most outrageous is the acronym that emerged from the name of its main creators: J ames Gosling, Arthur V an Hoff, and A ndy Bechtolsheim. Others, even limited to define it as a contrived acronym: Just Another Acronym Vague ( “just another acronym more ambiguous”). But it takes more strength, simply justified by the type of coffee available in the nearest coffee shop where they worked their creators. In fact, it is one of the most recognized Java in many applications and platforms symbols.
Write Once, Run Anywhere ( “Write it once, run it anywhere”)
This was the main leitmotif in his head James Gosling. Any application written in Java could run the same way on any hardware, regardless of platform.
Sometimes a headache due to various reasons: especially for implementations that virtual machine has undergone official JVM and derivatives on different operating systems. Microsoft was sued by Sun Microsystem itself because it did not respect implementations compatibility of certain components in its implementation for Windows, because that was won and the Redmond giant had to pay 20 million.
Sun from the beginning contributed its own JVM, HotSpot , as official reference of the specification but anyone was free to implement his. In theory platforms should be supported and are not 100%. In fact, until the release of Java code, the free software community, headed by Richard Stallman advocated the use of IcedTea as free platform to avoid falling into the trap of a language whose platform and APIswere not entirely free.
Finally, Java was re-licensed in 2006 with a GPL which ensured that no one owned the language . Which Sun Microsystem supported from the beginning, although not to date where it was ratified. Oracle had to assume, very reluctantly , in open proceedings in the trial against Google for the use of certain in- house components of internal libraries of Java .
Where does Java?
JAVA IS PRESENT FROM DESKTOP APPLICATIONS, APPLETS IN THE BROWSER, CODE ON THE SERVER OR YOUR OWN MOBILE ANDROID IN YOUR POCKET.
The part of the application server, perhaps one of the most popular parts. Many developers are dedicated to this aspect. Without going into very technical, its base is supported by the specification of Servlets and JSP .
The technologies on the server have served to popularize different framework like Struts or Spring Framework , in the latter also create a real ecosystem of platforms under the support of Pivotal. But undoubtedly the Apache Foundation has been one of the biggest contributors. And we can not forget application containers such as Tomcat , JBoss and Jetty have given the necessary support to run in web server applications. We can say that Java is present in countless server technologies.
Desktop applications . Today there are many applications created using the JRE(the runtime environment necessary). JAVA provided in addition to the platform itself, libraries like Swing or AWT for interfaces graphic creations
In the web browser , although less and less. Especially since browsers were put serious about allowing the execution of Applets on obsolete plugin with many security flaws. Yet there is still supplements in different browsers to use them.Since its inception, although it achieved great popularity, they did not become something really efficient because of its speed limits and large size at a time in which the bandwidth of the connections was limited.
Mobile applications both the first J2ME applications, as current applications developed for Android. Java is the main language of one of the most numerous operating systems on smartphones. Much of its implementation is based on Java and components of your virtual machine.
How has changed the way Java programming in these 20 years?
JAVA INTRODUCED A NEW WAY TO PROGRAM WITHOUT RESORTING TO COMPILE FOR EACH PLATFORM CREATING A RICH ECOSYSTEM ENVIRONMENT
Remember what the programming world in 1995 is not an easy task. The OOP existed but was rarely used in applications we knew. But most striking was the issue of having to recompile and repackage the application that we almost any architecture, different versions of the operating system, for example the case of UNIX, generate the particular machine code, etc .. Java virtual machine came with his portable virtually any configuration without problems, and above all, without having to make changes to our code.
In these 20 years of history, Java has reached a figure of enormous popularity among the developer community. For some years already part of the Top TIOBE of the most used languages. More than 9 million programmers use it daily, according to various estimates.
His references were Smalltalk which acquired the character object – oriented, a collector of memory inspired by Lisp, multiple interfaces and unique heritage ofObjective-C , the online documentation cweb , primitive types and control structures C, object typing Ada . He acquired all the best and debugged some features.
Java introduced as yet unseen features, such as checking exceptions, the use ofUnicode . But their cornerstones were, above all, the idea that any program consisted of classes and reusable objects and incorporating a Garbage Collectionfacilitating the release of memory hitherto performed at lower levels of programming.
As mentioned at the beginning, Java poked her head unexpectedly and almost giving a twist to what was initially raised in the first browsers: Netscape was his push with the applet and newborn web world. Paradoxically never worked well, they were not even able to interact with the HTML or JavaScript at the time, but were necessary for certain features of the web pages of the time.
But where, no doubt, Java is popular is the server side where it has created a broad ecosystem-based programming Servlet and JSP. Based on Java Enterprise Edition has built a number of tools: framework like Spring or Struts, Tomcat servers as the use of databases Hibernate, JPA, etc .. All interface network connection, because Sun always had the idea that “The Network is The Computer”.
We also need to give thanks that Java were created the first tools to make unit testing JUnit hand as Kent Beck and Eric Gamma. TDD born there.
A generation of new languages have grown under its JVM as Groovy or Scala and many more. Many of them completing what was missing from Java. Being honest, it’s been 20 years, and obviously there are things that are outdated and filled with syntactical bureaucracy.
Sun Microsystems was the creator of language but really was not the most benefit from it economically removed. It should be noted its influence in the world of programming was also seen in the software business. Companies like IBM or Oracle project have grown taking it. The latter ended up buying and taking Sun Java and other open source technologies (as previously bought MySQL).
Criticism of Java
Performance has always been watched very closely. Java Virtual Machine was designed to abstract the hardware, without giving access to resources and generate bytecode platform independent. All this added latency, although the JVM has been tuned and adequate time to “warm up ” of resources can achieve truly effective values, Java siempe has taken with the tag slow language .
Perhaps most troubling was the famous Day-Zero security that led to a social alarm need to have Java installed on your browser with the large number of malicious software that could attack applets with compromised versions of Java.It has always been advisable to have the latest patched version, preventing experts not give excessive programming user permissions to a software signed by someone suspicious.
The language itself has been becoming obsolete over time. The leap in functionality between versions has not been as generous as we would like.Compatibility issues still make many continue programming in Java 7 , instead of the latest version as Java 8 . Cracked by the time I spend between one version and another, almost 8 years.
A future marked by the performance and true vocation multiplatform
THE FUTURE OF JAVA IS JAVA 9 AND RECOVER THE INITIAL IDEA OF BEING MULTIPLATFORM
The obvious future of Java is its next version ( Java 9) for exact date announced with the September 22, 2016 . With it come features to make it more flexible modularity. Today Java is enormous, if we use one of its APIs need to bring everything.
It will also incorporate new standards by integratingJSON Light Weight that many will appreciate when working with NoSQL databases, also incorporating future standard HTTP2 (especially in the server side language).And finally, optimization of both the cache JVM code as the compiler.
All these improvements are driven by their competitors in the field of performance and modularity. And one that is going strong is Node.js, creating a similar ecosystem JavaScript Java environment.
Java has a strong presence in the mobile world with Android. Google has much to say on that subject. And to was recently rumored Android departure for other languages, although it is too early to kill him: Go or Dart is still green.
His stumbling block is the performance and versatility. The future will be marked by the Internet of things. Several light languages are positioned to be at the paradigmatic goal of being multiplatform, paradoxically, that was the approach that was born Java, perhaps get after these 20 years.
There are already many known bugs and other security vulnerabilities that have the environment Java , with continuous updates that must be made to address major problems. In the last hours Oracle has released an urgent security patch that fixes a major breakthrough in Java and advising that all users of Windows are installed.
Oracle has found a major security hole in its Java environment affecting Windows 10 and in general, the entire Windows environment. The security flaw exploits the vulnerability CVE-2016-0603 causing accessing a malicious site and then settling a particular version of Java, the system is compromised.
In itself, Oracle explains that fall into the vulnerability is not entirely straightforward. For that, previously, the user should have entered a dangerous place and have unknowingly installed malicious code on your system. This code could remain for months or years in the system until the user versions 6.7 or 8 of Java is installed . At that time, the code is activated in the process of installing these versions to compromise the entire system. Thus we should fulfill a number of actions before being infected.
Oracle recommends that all users of Windows 10 , and other versions, this new patch that disables that possibility of being infected in the future with any future update of Java installed.
Java infection is one of the most common on the Internet, and is well exploited by cyber -crooks to install malicious software on computers. It is advisable that always, we unload Java updates from the official website of Oracle itself , and never from third party sites, whether or not trusted, because they can be infected without those pages have evidence.
With a short message posted by a member of the strategy team of Java, Oracle announced the end of the plugin.
“Oracle plans to remove the Java plugin for browsers on your JDK 9. This technology will be removed from JDK (Java Development Kit) and JRE (Java Runtime Environment) in a future version of Java SE (Java Platform Standard Edition)” shared Oracle in your plan.
JDK 9 is in beta and is available for testing. It is planned that the final version is released in September this year.
For years, the Java plugin was the favorite among the attackers because of its widespread use and the fact that it was a hotbed of zero – day vulnerabilities. The e xploits were well executed both groups APT (Advanced Persistent Threat) as cybercriminals sometimes as separate attack code and sometimes as code for sale.
Perhaps Oracle would not have given up the plugin but by the fact that browsers stopped support for plugins or announced that they would soon.
” At the end of 2015, many browser vendors had already been eliminated or announced the date of removal plugin support standards – based, eliminating the possibility of embedding Flash, Silverlight, Java and other technologies based on plugins” remarked Oracle.
“With manufacturers modern browsers working to restrict and reduce support plugins in their products, application developers who base their work on Java plugins need to consider alternative options such as migrating from Java Applets (based on a plugin browser) to the new web technology Java plugins free.
For those who still have to rely on Java (mostly companies), Oracle has developed a very conveniently compiled detailed migration options.
