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iPad keyboard will not dismiss if modal ViewController presentation style is UIModalPresentationForm
...gle:(BOOL)animated {
[self retain];
_TempUIVC *tuivc = [[_TempUIVC alloc] init];
tuivc.modalPresentationStyle = UIModalPresentationCurrentContext;
[self presentModalViewController:tuivc animated:animated];
if (animated) {
[[NSNotificationCenter defaultCenter] addObserver:...
Convert Data URI to File then append to FormData
... array.length=binary.length; ... array[i]=bina... etc. So the array is pre-allocated. It saves a push() having to extend the array each iteration, and we're processing possibly millions of items (=bytes) here, so it matters.
– DDS
Mar 14 '13 at 20:28
...
Useful GCC flags for C
...=[0x7fff96eb3d00,0x7fff96eb3d27] size=40 area=stack check=0r/3w liveness=3
alloc time=1280862302.170749 pc=0x7f3a57550cb1
number of nearby objects: 1
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What are the implications of using “!important” in CSS? [duplicate]
...ause thats a not operator in javascript but in css it's called a delimiter token that just says to take priority. Heres an example.
Without !important:
.set-color{
color: blue;
}
.set-color{
color: red;
}
outputs RED
!important on bottom attribute (of same)
.set-color{
color: blu...
Need a simple explanation of the inject method
...okie me, I just combined that all into one line," but you also temporarily allocated memory for x as a scratch variable that wasn't necessary since you already had result to work with.
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Remove characters from C# string
...iency? Won't regular expressions be more efficient in sense of new strings allocations?
– Marek
Nov 19 '18 at 9:38
2
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Use 'class' or 'typename' for template parameters? [duplicate]
...ainer, typename Type>
class MyContainer: public Container<Type, std::allocator<Type>>
{ /*...*/ };
In this example, typename Container would have generated a compiler error, something like this:
error: expected 'class' before 'Container'
...
Return multiple values in JavaScript?
...recent versions of Chrome and Firefox.
But as making a new object, memory allocation (and eventual gc load) are involved here, don't expect much performance from it. JavaScript is not best language for developing highly optimal things anyways but if that is needed, you can consider putting your res...
How can I print the contents of a hash in Perl?
I keep printing my hash as # of buckets / # allocated.
How do I print the contents of my hash?
11 Answers
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Convert a bitmap into a byte array
...an code. The simplest way is to pin the array: GCHandle handle = GCHandle.Alloc(bufferarray, GCHandleType.Pinned); get the pointer to the array IntPtr iptr = Marshal.UnsafeAddrOfPinnedArrayElement(bufferarray, 0); then create a new bitmap using the IntPtr: bitmap = new Bitmap(width, height, (width ...