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What does “abstract over” mean?
... def add(a: Product, b: Product) = Product(a.value * b.value)
}
val sumOf123 = mapReduce(List(1,2,3), Sum)
val productOf456 = mapReduce(List(4,5,6), Product)
We have abstracted over monoids and foldables.
share
...
What do
...use it with a Foo containing something other than a String:
scala> Foo(123).getStringLength
<console>:9: error: could not find implicit value for parameter evidence: =:=[Int,String]
You can read that error as "could not find evidence that Int == String"... that's as it should be! getStri...
Separate REST JSON API server and client? [closed]
...r backend in order to enable a fast path to #2.
– Rhb123
Jun 8 '12 at 18:12
...
How to highlight text using javascript
.../span>
äöüÄÖÜäöüÄÖÜ
<span>Test123&auml;&ouml;&uuml;&Auml;&Ouml;&Uuml;</span>
</div>
</body>
</html>
By the way, if you search in a database with LIKE,
e.g. WHERE textField LIKE CONCAT('%', @que...
Shared-memory objects in multiprocessing
...
123
If you use an operating system that uses copy-on-write fork() semantics (like any common unix)...
Trusting all certificates using HttpClient over HTTPS
...com/OU=Go to
https://www.thawte.com/repository/index.html/OU=Thawte SSL123
certificate/OU=Domain Validated/CN=www.yourserver.com
i:/C=US/O=Thawte, Inc./OU=Domain Validated SSL/CN=Thawte DV SSL CA
1 s:/C=US/O=Thawte, Inc./OU=Domain Validated SSL/CN=Thawte DV SSL CA
i:/C=US/O=thawte, In...
What is the 'dynamic' type in C# 4.0 used for?
...'ve been using C# so long that it just feels "wrong" to me.
dynamic foo = 123;
foo = "bar";
OK, so you most likely will not be writing code like the above very often. There may be times, however, when variable reuse can come in handy or clean up a dirty piece of legacy code. One simple case I run...
What is the difference between compile and link function in angularjs
... message: "Address too long"
} ]
}
};
scope.state = {
address: '123 Fern Dr'
};
and you might want a directive:
<form name="theForm">
<my-field model="state" metadata="metadata" name="address">
</form>
to auto-include the proper directives and divs to show the var...
Why are regular expressions so controversial? [closed]
...
123
Making Regexes Maintainable
A major advance toward demystify the patterns previously referred...
Printing 1 to 1000 without loop or conditionals
...108\n109\n110\n111\n112\n113\n114\n115\n116\n117\n118\n119\n120\n121\n122\n123\n124\n125\n126\n127\n128\n129\n130\n131\n132\n133\n134\n135\n136\n137\n138\n139\n140\n141\n142\n143\n144\n145\n146\n147\n148\n149\n150\n151\n152\n153\n154\n155\n156\n157\n158\n159\n160\n161\n162\n163\n164\n165\n166\n167\n...