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Is it possible to have multiple statements in a python lambda expression?
...
BrianBrian
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3
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javascript find and remove object in array based on key value
... the trick:
var data = [
{"id":"88","name":"Lets go testing"},
{"id":"99","name":"Have fun boys and girls"},
{"id":"108","name":"You are awesome!"}
],
id = 88;
console.table(data);
$.each(data, function(i, el){
if (this.id == id){
data.splice(i, 1);
}
});
console.table(data);
...
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
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How do I create an array of strings in C?
...th this approach is the possibility of internal fragmentation; if you have 99 strings that are 5 characters or less, but 1 string that's 20 characters long, 99 strings are going to have at least 15 unused characters; that's a waste of space.
Instead of using a 2-d array of char, you can store a 1-d...
Pragma in define macro
...
If you're using c99 or c++0x there is the pragma operator, used as
_Pragma("argument")
which is equivalent to
#pragma argument
except it can be used in macros (see section 6.10.9 of the c99 standard, or 16.9 of the c++0x final committee...
What is 'Context' on Android?
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123
A Context is a handle to the system; it provides services like resolving resources, obtaining ...
Effects of the extern keyword on C functions
... also contains the static function definition. It is ugly, and unnecessary 99.99% of the time (I could be off by an order or two or magnitude, overstating how often it is necessary). It usually occurs when people misunderstand that a header is only needed when other source files will use the inform...
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...
Shared-memory objects in multiprocessing
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123
If you use an operating system that uses copy-on-write fork() semantics (like any common unix)...
What does “static” mean in C?
... @Qix -- This was a new overloaded meaning given to static in C99. It is more than a decade and a half old, but not all compiler writers have embraced all of C99 features -- so C99 as a whole largely remains unknown.
– Happy Green Kid Naps
Dec 22 '...