Java - Mind Map

Java

DOS prompt gets wrong command or filename where it writes in Java C actually I'll show you what you should get because it's the same interface on a macbook as it is on a Windows platform if I go to this is a window from terminal yours is going to be a das prompt typing Java C should get something like this, back many of you know this is how to use it if you get a wrong command or filename and you have already installed it, go and watch that video from settings, it means that I have to go change your environment variable

CC ++ Java programs require runtime support, so what you end up having is installing the runtime engine, so you get that nasty error message on the website saying there is no support for Java, so you install it like this because a lot of the scheduling functions are interpreted to be kind of mixed up so you no longer have to worry about things like memory allocation and deallocation because the interpreter can take care of those things and now you can focus more on the lines of the object-oriented and application development component because what you're doing when you're programming

since C ++ requires the first character to actually be a non-special character like an underscore or something that cannot have spaces and names

The command line compiler that you are going to write to Java C space and then the file name and then to execute it, just write to Java space the file name and if you get this error message here this is the one I was saying means you have to go back and configure your system to make this a Java C

but the JVM makes it so the JVM can really organize those things for you, libraries can be added freely yes in In fact it's a bit easier to add packages and libraries in Java than it's in C ++ both are pretty easy in library support terms the interfaces promote flexibility, reusability, hmm okay, a bunch of different Java disadvantages, why don't some say it's slower? In fact, whether or not you believe the older versions were a bit slower, slower running because you have that JVM that loads thinking that you are putting an operating system on top of an operating system and you are running a program that has to be interpreted, so if you already compiled it previously, be careful that it has been added in the runtime support since it will run faster less than it does when the program actually starts as in a CSC environment + +

The correct version of Java for the platform and it is very important if you have a 64 bit platform vs a 32 bit if you download the wrong one it will not install, so if you have a 64 and you download the 32 thinking I have 64 the 32 it should work it doesn't work not like other apps or it works this one won't work so make sure you get the correct one here, as you can see we have several options and the ones at the bottom are going to be for Windows folks

Rock has done this he should have already done this and he can't surf the internet without Java these days so he installed it at one point in his browser and what he put there was the runtime environment rental is the interpreter the interpreter is what your program runs so you compiled it correctly Why did you compile it? It is a precompiled bytecode

The Eclipse IDE for Java developers you will also get the Android stuff, you only have to do this once and you have to do this with the Android class as well if you are taking that class you have to install Java you have to install Eclipse saying it could kill too two birds with one stone and just do this and then you have it all and So also this is better support, this one here has manual plugins so if you have to add support for this you have to add support for that so you can customize it It is the classic, it is obvious it does not include anything

Marco Guaraca Cuarto desarrollo A

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