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Frequently Asked Questions

Do I need to know C++ before Java?

Java and C++ are meant for two different purposes. Of course they are two widely used OOPLs (Object Oriented Programming Languages). Knowing one is not a prerequisite to another. However, C is the prerequisite to both these language as these two use the same control structures of C.

Q: Do I need to be a programmer, or know C, to write a D-Mod?

D-Mod Author's FAQ Revision 1.3
A: This kind of depends on your personal talent, and how dedicated you want to be in learning how. Dink-C might carry over the same basic style as the C programming language, but it's very different and much easier. It's more of a scripting language than a programming language. Having programming experience is a big plus, especially if it's in C, but I don't think it's absolutely necessary if you read through TUT1.

Do I need to install a Java VM when using CPS standAlone (C++ or in Director)?

CPS
No. The Java Virtual Machine is only used to run the CPS program, but not when CPS is used standAlone. Unless of course if you are using CPS standAlone in Java, but then you can use any Java Virtual Machine you want, not just the Microsoft VM.

How much Java do I need to know before starting a programme?

Computing Science @ The University of Aberdeen, Advanced Mas...
A fair amount of standard Java, as outlined on this page here. You should be familiar, and comfortable, with writing and running your own applictations in Java using a text editor and a command line tool, or an IDE such as Eclipse. Most of the assessments involve writing some sort of application in Java, so you do need to be comfortable with writing lots of code, and developing software applications.

Do I need to know Java or other special programming?

FrontlineChat.com
No, the website integration involves adding what is equivalent to a new image. If you can't add the link to your site, your webmaster will assist you.

Do I need to know Java to use jEdit?

General Questions
No. In fact, you do not need to know any specific programming language other than the ones with which you work. some point in your use of jEdit, you will no doubt want to write your own macros to execute long or complex routines with a single command or keyboard shortcut. Macros in jEdit are written in a simplified dialect of Java called BeanShell.

I don't know much about Java or JSP. Do I need Java training before I can use the IMF?

Moxi Media Inc. - Internet Mapping Framework FAQ
No. An IMF-based web site can be configured and customized without knowing any programming language at all. You will need to understand some Java only if you intend to modify the framework code itself.

What do I need to know when mixing C and C++ code?

How to mix C and C++, C++ FAQ Lite
Here are some high points (though some compiler-vendors might not require all these; check with your compiler-vendor's documentation): Your C and C++ compilers probably need to come from same vendor and have compatible versions (e.g., so they have the same calling conventions) In addition, you'll need to read the rest of this section to find out how to make your C functions callable by C++ and/or your C++ functions callable by C.

How to communicate between Java and C++?

FAQ on C/C++/Unix by Roseanne Zhang, Java Programmer Certifi...
Socket: you can pass any information from C/C++ to Java or Java to C/C++. However, if you want to call each other's method/function. You will find out you need to you need to marshal and unmarshal your methods by yourself. You're creating your own protocols. You'd be better off use CORBA. Corba is just for what you want, you use IDL to write your the function or methods, then compile it to C/C++ and Java to use.

Why is Kannel written in C and not in Java?

Kannel: Open Source WAP and SMS Gateway
The Kannel team does not have a strong expertise in Java, so re-implementing Kannel in Java would require us to spend weeks learning the language well. The re-implementation work itself would also take some months. There is no point in doing this.

Why do you not teach C++ or JAVA?

FAQ
Even though we have on staff several teachers who have computer science/programming backgrounds, we feel that these are not appropriate languages to teach the concepts of programming and have kids create a project on their own that they can be proud of. The software we use have been given numerous awards by educational technology magazines and are chosen as to their merit to teach programming.

How can I interface to C / Java?

scheme-faq-standards
Most Schemes support a so-called "foreign function interface" (FFI) to the native language (i.e. the language in which the Scheme interpreter/compiler was implemented). FFIs provide the following features: Calling native code from Scheme The most basic FFIs allow you to write functions/methods following certain conventions and then call these native functions/methods from Scheme.

What is the difference between Java and C++?

Java Language FAQs
Java is a roubust and platform independent language which is used to develop business and internet applications. Function and class Templates. Java has Generics (which are simlar to Templates though not same) in version 5.0

What Java packages do I need to use to write a client?

Google SOAP Search API
Everything you need to get started is in googleapi.jar. Advanced users may prefer to use their own Java SOAP implementations and use the WSDL file to generate client code.

What’s Java and why do I need it on my machine?

NWACC - Distance Learning - FAQ - Frequently Asked Questions
Java is a programming language that many web applications use to run miniature applications on your PC, or to run scripts that perform certain tasks. WebCT uses Java (and JavaScript, a scripting language that does smaller jobs of this sort), so you need to have Java on your PC. Most browsers come with Java and JavaScript active already, but some do not. The most common problem we’ve seen recently is newer computers with Windows XP that don’t have Java on them.

What is Java? Why do I need it?

MtG Lair - FAQ
The Java Runtime Environment enables you to run programs written in Java. Bluntly spoken, Java is a program to run programs. That may sound a bit pointless, but it has specific andvantages. The most important one being that the program I write is platform-independant. MtG Editor can be run on Windows as well as on Unix or MacOS. I realize that the JRE is a huge download and many users would prefer not having to go through it. I encourage you to do it anyway.

I find design patterns and Java hard to understand. Do I really need to know this stuff?

MasterStudio - FAQ
First of all, you don't need to know Java. This is an Omnis Studio product. To build standard applications and windows, you don't even need to have a deep understanding of design patterns. However, we believe much of the added value of MasterStudio lies in the reusability of its components and its similarity to solutions that already exist in the Java community.

How much do I need to know about COM, Java, RPC, and other distributed technologies?

HP OpenVMS Bridgeworks
Although BridgeWorks generates all of the distributed support code for you, it is highly suggested that you spend the time to learn a little about the underlying technologies being used. It will allow you to more quickly identify client/server-related problems in your code and environment. The BridgeWorks tutorial and extended examples demonstrate typical but simple instances of using these technologies.

Will we ever get Java?

Answers to Some Frequent webtv.users Questions
According to posts in webtv.users from Steve Perlman, ex-president of WebTV, WebTV has been working to provide a form of Personal Java for the WebTV Plus terminal (and possibly the new Classics and Dishplayer, but nothing was said specifically about them as they were not announced products at the time of the posts)?there is no guarantee this will happen. For the full text of Steve's posts, click here.
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