Re: Better RecursiveTask Example

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On Wed, Nov 24, 2021 at 4:14 PM Remi Forax via Concurrency-interest
[email protected]
<http://mailto:[email protected]> wrote:

We can also use =E2=80=98var=E2=80=99, every declarations are aligned but i=
t is perhaps
harder to understand

*   protected BigInteger compute() {
*     if (from =3D=3D to) {               // base case
*       return (from =3D=3D 0) ? BigInteger.ONE : BigInteger.valueOf(from);
*     }
*     var mid =3D (from + to) >>> 1;    // split in half
*     var leftTask =3D new FactorialTask(from, mid).fork();
*     var rightTask =3D new FactorialTask(mid + 1, to);
*     var right =3D rightTask.invoke(); // perform half the work locally
*     var left =3D leftTask.join();
*     return left.multiply(right);
*   }

It is *definitely *harder to understand. My brain is wired to look on the
left for types. Lines that are all lower-case initial before an =3D don=E2=
=80=99t
look like sources of type information to me.

=E2=80=94tim

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<div dir=3D"ltr"><div dir=3D"ltr"></div><div class=3D"markdown-here-wrapper=
" style=3D""><p style=3D"margin:0px 0px 1.2em!important">On Wed, Nov 24, 20=
21 at 4:14 PM Remi Forax via Concurrency-interest <a href=3D"http://mailto:=
[email protected]">[email protected]</a> =
wrote:</p>
<blockquote style=3D"margin:1.2em 0px;border-left:4px solid rgb(221,221,221=
);padding:0px 1em;color:rgb(119,119,119);quotes:none">
<p style=3D"margin:0px 0px 1.2em!important">We can also use =E2=80=98var=E2=
=80=99, every declarations are aligned but it is perhaps harder to understa=
nd</p>
</blockquote>
<pre style=3D"font-size:0.85em;font-family:Consolas,Inconsolata,Courier,mon=
ospace;font-size:1em;line-height:1.2em;margin:1.2em 0px"><code style=3D"fon=
t-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;margin:0px=
 0.15em;padding:0px 0.3em;white-space:pre-wrap;border:1px solid rgb(234,234=
,234);background-color:rgb(248,248,248);border-radius:3px;display:inline;wh=
ite-space:pre;overflow:auto;border-radius:3px;border:1px solid rgb(204,204,=
204);padding:0.5em 0.7em;display:block!important">*   protected BigInteger =
compute() {
*     if (from =3D=3D to) {               // base case
*       return (from =3D=3D 0) ? BigInteger.ONE : BigInteger.valueOf(from);
*     }
*     var mid =3D (from + to) &gt;&gt;&gt; 1;    // split in half
*     var leftTask =3D new FactorialTask(from, mid).fork();
*     var rightTask =3D new FactorialTask(mid + 1, to);
*     var right =3D rightTask.invoke(); // perform half the work locally
*     var left =3D leftTask.join();
*     return left.multiply(right);
*   }
</code></pre><p style=3D"margin:0px 0px 1.2em!important">It is <b>definitel=
y </b>harder to understand. My brain is wired to look on the left for types=
. Lines that are all lower-case initial before an <code style=3D"font-size:=
0.85em;font-family:Consolas,Inconsolata,Courier,monospace;margin:0px 0.15em=
;padding:0px 0.3em;white-space:pre-wrap;border:1px solid rgb(234,234,234);b=
ackground-color:rgb(248,248,248);border-radius:3px;display:inline">=3D</cod=
e> don=E2=80=99t look like sources of type information to me.</p>
<p style=3D"margin:0px 0px 1.2em!important">=E2=80=94tim</p>
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=3D"height:0;width:0;max-height:0;max-width:0;overflow:hidden;font-size:0em=
;padding:0;margin:0"></div></div><div class=3D"gmail_quote"><div><br></div>=
</div></div>

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