Javascript is Livescript from netscape days, PR move on their part when
java was big name
--
-chris
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On Thu, Apr 24, 2014 at 10:42 AM, Tom Ehlert <t...@drivesnapshot.de> wrote:
> Hi,
>
> a) please don't mix Java and Javascript. this is not even apples and
> oranges
>
> b) this list is intended to discuss FreeDOS developer related issues. I
> don't
> see how Java, Javascript, Os/2, ... fit into this categorie
>
> c) there are MANY other mailing list to post you general feelings
> about java, programming, and the kitchen sink. not his one please.
>
>
> Tom
>
> am 24. April 2014 um 19:25 schrieben Sie:
>
> > Hi,
>
> > On Wed, Apr 23, 2014 at 6:17 PM, Charles Belhumeur
> > <chbelhumeur2...@gmail.com> wrote:
> >>
> >> Experience has given me a preference for low-level machine compilable
> >> languages Assembler and like the various flavors of C.
>
> > Most other popular language implementations are written in C. (Usually
> > it's loosely C99 + POSIX + extensions, due to heavy *nix bias. Well,
> > you've gotta start somewhere.) From that alone, you could say, "C is
> > good enough for everything". Or you could say, "It's so weak, it has
> > to be extended." The simple truth is that everybody's needs are
> > different.
>
> > But in particular, most people aren't developers, and most OSes don't
> > come with any compilers (installed) by default. Thus, for simple tasks
> > (that aren't speed intensive), you're usually given some kind of
> > interpreter, e.g. sh or awk or bc or rexx or qbasic or cmd or
> > powershell or similar. After all, there's no advantage to writing
> > tedious boilerplate just to calculate a few numbers or manipulate a
> > text file or run several programs in batch style.
>
> >> I don't like languages like JAVA that ride a non-machine specific
> protocol
> >> and ride atop emulators or interpreters on top a browser on top an OS
> on top
> >> sophisticated hardware.
>
> > They say the JVM was inspired by Pascal p-code. It's meant to be
> > portable. You compile once, and then all you need is to port the
> > interpreter in order to run anywhere. If you make the interpreter fast
> > (or have a JIT), then speed won't be an issue. And BTW, I think the
> > Hotspot VM is written in C++. It's really not much different from a
> > compiler that internally translates to intermediate code before making
> > that into machine-specific code to run natively.
>
> > Of course going directly to machine code is maybe faster overall, but
> > machine code is not portable. (Granted, portability is a ruse, almost
> > nobody even pretends to care about lesser OSes and arches, only the
> > billion-dollar platforms, which IMO defeats the point.)
>
> >> They tend to be problematic, flaky, because
> >> you don't know what all the routines you ride are doing or if they're
> >> reliable across all implementations.
>
> > I don't grok Java, but even I know that there are many VMs and many
> > different compilers. No, by default, you don't know how reliable they
> > all are. Everything has bugs (or limitations or design flaws), that's
> > unavoidable. All you can do is try to minimize it. Many language
> > implementations succeed at this, but others fail.
>
> > IMO, I find it's best to have a clear specification for the language
> > and a decent test suite. Java has both, IIRC. So, as long as those
> > stay consistent with your implementation, you have at least some
> > reassurance about how it will function.
>
> >> And the hit in performance you take riding on top all those routines
> >> written by wankers really sucks compared to what you get from machine
> >> specific compiled code. I spend enough time looking the hourglass
> >> waiting for JAVA scripts to run as it is. I don't want to add to this
> >> wank'in time wasting practice.
>
> > I'll admit that a modern web browser is probably 100x too complicated
> > for its own good. What started out simple became a horrible behemoth.
> > I don't think Javascript is necessarily the best choice for heavy-duty
> > apps, but that's just my opinion (and luckily nobody cares what I
> > think). But even Javascript often has a JIT these days. I too would
> > rather just run something offline on my desktop than through a
> > browser. But I guess there are some things you can't do without
> > Javascript (and some environments where that is the most obvious
> > target).
>
> >
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>
>
> Mit freundlichen Grüßen/Kind regards
> Tom Ehlert
> +49-241-79886
>
>
>
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