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Are HLists nothing more than a convoluted way of writing tuples?
...tions for HLists is abstracting over arity. Arity is typically statically known at any given use site of an abstraction, but varies from site to site. Take this, from shapeless's examples,
def flatten[T <: Product, L <: HList](t : T)
(implicit hl : HListerAux[T, L], flatten : Flatten[L]) : ...
How to debug a Flask app
...rue) for the Werkzeug Debugger edit as mentioned below, and I should have known.
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How to pass command line arguments to a rake task
...3"}
NOTE: variable task is the task object, not very helpful unless you know/care about Rake internals.
RAILS NOTE:
If running the task from Rails, it's best to preload the environment by adding => [:environment] which is a way to setup dependent tasks.
task :work, [:option, :foo, :bar] =&...
Pass complex parameters to [Theory]
... Any ideas what happened with ClassData? I canõt find it in xUnit2.0, for now, I am using MemberData with static method, which creates new instance of class, and returns that.
– Erti-Chris Eelmaa
May 16 '15 at 23:43
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What is the difference between varchar and varchar2 in Oracle?
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As for now, they are synonyms.
VARCHAR is reserved by Oracle to support distinction between NULL and empty string in future, as ANSI standard prescribes.
VARCHAR2 does not distinguish between a NULL and empty string, and never wil...
How do I declare an array of weak references in Swift?
...lt;T>(&object) can change randomly (same with withUnsafePointer). I now use a version backed by a NSHashTable: gist.github.com/simonseyer/cf73e733355501405982042f760d2a7d.
– simonseyer
Feb 27 '18 at 15:42
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PHP/MySQL insert row then get 'id'
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As to PHP's website, mysql_insert_id is now deprecated and we must use PDO. To do this with PDO, proceed as following:
$db = new PDO('mysql:dbname=database;host=localhost', 'user', 'pass');
$statement = $db->prepare('INSERT INTO people(name, city) VALUES(:name,...
“Collection was mutated while being enumerated” on executeFetchRequest
I'm stuck on a problem for hours now and having read everything about this on stackoverflow (and apply every advices found), I'm now officially in need for help. ;o)
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Fastest method to replace all instances of a character in a string [duplicate]
... "b", true);
// bb
"Hello???".replaceAll("?", "!");
// Hello!!!
Let me know if you can break it, or you have something better, but make sure it can pass these 4 tests.
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How to embed a text file in a .NET assembly?
...way I accessed the file names is by calling GetManifestResourceNames()
c. Now use a StreamReader() class to read to the end of file into a variable if that is what you want.
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