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Why unsigned integer is not available in PostgreSQL?
... psql gives when I try to abuse the type.
DS1=# select (346346 :: uint2);
ERROR: value for domain uint2 violates check constraint "uint2_check"
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...
What does the “__block” keyword mean?
... blockName = ^()
{
stackVariable++;
}
}
it will give an error like "variable is not assignable" because the stack variable inside the block are by default immutable.
adding __block(storage modifier) ahead of it declaration make it mutable inside the block i.e __block int stackVa...
When to use enumerateObjectsUsingBlock vs. for
... loop body.
– Steve
Jul 4 '11 at 16:05
7
@bbum My own tests show that enumerateObjects... can act...
When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...ructor, or A doesn't have a conversion operator, then you get compile time error.
Cast from A* to B* always succeeds if A and B are in inheritance hierarchy (or void) otherwise you get compile error.
Gotcha: If you cast base pointer to derived pointer but if actual object is not really derived type...
setuptools: package data folder location
...ntually?
– phant0m
Dec 23 '10 at 17:05
I think data_files should only be used for data which is shared between several...
How can I pretty-print JSON using Go?
...if body == nil {
return
}
var prettyJSON bytes.Buffer
error := json.Indent(&prettyJSON, body, "", "\t")
if error != nil {
log.Println("JSON parse error: ", error)
App.BadRequest(w)
return
}
log.Println("CSP Violation:", string(prettyJSON....
Cannot use ref or out parameter in lambda expressions
... a lambda (a, b, c, ref d) => {...} and ref was red-underlined with the error message "Parameter '4' must be declared with the 'ref' keyword". Facepalm! P.S. what is "ref value promotion"?
– Qwertie
May 14 '14 at 19:53
...
Visual Studio window which shows list of methods
...inion).
– dbernard
Nov 14 '13 at 20:05
Note that if you have a partial class then all members are listed under that no...
Django get the static files URL in view
...ort static
# 'css/style.css' file should exist in static path. otherwise, error will occur
url = static('css/style.css')
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ElasticSearch - Return Unique Values
... "size" : 500 }
}
}}
But if you ran into following error:
"error": {
"root_cause": [
{
"type": "illegal_argument_exception",
"reason": "Fielddata is disabled on text fields by default. Set fielddata=true on [fastest_method]...