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Add padding on view programmatically
...id.com/guide/practices/… The 0.5 is used to get the closest integer when casting (instead of using Math.round())
– Jave
Sep 27 '13 at 7:17
...
Would it be beneficial to begin using instancetype instead of id?
...eclare fileHandleWithStandardOutput as returning an instancetype. Then the cast or assignment isn't necessary.
(Note that on iOS, this example won't produce an error as only NSFileHandle provides a writeData: there. Other examples exist, such as length, which returns a CGFloat from UILayoutSupport ...
What is the most effective way for float and double comparison?
...
// The mask for the sign bit.
static const Bits kSignBitMask = static_cast<Bits>(1) << (kBitCount - 1);
// The mask for the fraction bits.
static const Bits kFractionBitMask =
~static_cast<Bits>(0) >> (kExponentBitCount + 1);
// The mask for the exponent bits...
Get path of executable
...char> char_vector;
char_vector buf(1024, 0);
uint32_t size = static_cast<uint32_t>(buf.size());
bool havePath = false;
bool shouldContinue = true;
do
{
int result = _NSGetExecutablePath(&buf[0], &size);
if (result == -1)
{
buf.resize(size + 1);
st...
Jinja2 template variable if None Object set a default value
...According to docs you can just do:
{{ p|default('', true) }}
Cause None casts to False in boolean context.
Update: As lindes mentioned, it works only for simple data types.
share
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improve thi...
List to array conversion to use ravel() function
...your (nested, I s'pose?) list, you can do that directly, numpy will do the casting for you:
L = [[1,None,3],["The", "quick", object]]
np.ravel(L)
# array([1, None, 3, 'The', 'quick', <class 'object'>], dtype=object)
Also worth mentioning that you needn't go through numpy at all.
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How do I load an org.w3c.dom.Document from XML in a string?
...
shouldn't there be casting return (Document) builder.parse(new ByteArrayInputStream(xml.getBytes()));??
– InfantPro'Aravind'
Jan 16 '13 at 14:10
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Print all day-dates between two dates [duplicate]
...print d
# you can't join dates, so if you want to use join, you need to
# cast to a string in the list comprehension:
ddd = [str(d1 + timedelta(days=x)) for x in range((d2-d1).days + 1)]
# now you can join
print "\n".join(ddd)
...
Convert boolean result into number/integer
...
@ESR it casts everything to a number but not always the number you want, if you're dealing with other truthy types. 1 | 0 = 1; 0 | 0 = 0; true | 0 = 1; false | 0 = 0; 'foo' | 0 = 0; undefined | 0 = 0
– Luke Mile...
How to make a query with group_concat in sql server [duplicate]
...
A.maskid
, A.maskname
, A.schoolid
, B.schoolname
, CAST((
SELECT T.maskdetail+','
FROM dbo.maskdetails T
WHERE A.maskid = T.maskid
FOR XML PATH(''))as varchar(max)) as maskdetail
FROM dbo.tblmask A
JOIN dbo.school B ON B.ID = A.school...