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How to determine height of UICollectionView with FlowLayout
...this? When I tested with a horizontal scroll direction with a large inter-item spacing (so that the items would lay out horizontally), the collection view returned an invalid intrinsic content size (-1, -1), and collectionViewContentSize returned the what was effectively the bounds of the collectio...
How do I print the elements of a C++ vector in GDB?
...interpretable. But it doesn't help if the vector contains pointers to the items of interest.
– wallyk
Apr 30 '15 at 17:34
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Map vs Object in JavaScript
...mark of this but not an exhaustive one (setting/getting) of which performs best with a small number of keys in the above operations. This test is more about memory and initialization.
Map Create: 69 // new Map
Object Create: 34 // {}
Again these figures vary but basically Object has a good lead....
Is it possible to search for a particular filename on GitHub?
...with intitle:, i.e. I want to find where's located the file simple_spinner_item.xml in Android's source code hosted on github, so I search on Google this string:
site:github.com intitle:simple_spinner_item.xml github.com/android
^ ^ ^
| ...
vbscript output to console
...
Best solution ever, thank you, but only the "ForceConsole" function matters, the "printf" and the rest are totally unnecessary since if you force to close the current script on Wscript.exe instance and then run a new cscript....
Set the selected index of a Dropdown using jQuery
...h the value ""
$("select#elem").val('');
// sets selected index to first item using the DOM
$("select#elem")[0].selectedIndex = 0;
// sets selected index to first item using jQuery (can work on multiple elements)
$("select#elem").prop('selectedIndex', 0);
...
Android: Go back to previous activity
... you wish to use the Up button you can catch that in onOptionsSelected(MenuItem item) method with checking the item ID against android.R.id.home unlike R.id.home as mentioned in the comments.
share
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Can a C# lambda expression have more than one statement?
...
Sure:
List<String> items = new List<string>();
var results = items.Where(i =>
{
bool result;
if (i == "THIS")
result = true;
else if (i == "THAT")
...
MVC4 StyleBundle not resolving images
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This is now supported via ItemTransforms, .Include("~/Content/css/jquery-ui/*.css", new CssRewriteUrlTransform())); in the 1.1Beta1 should fix this issue
– Hao Kung
Mar 13 '13 at 16:58
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Immutable vs Mutable types
...n>", line 1, in <module>
TypeError: 'str' object does not support item assignment
>>> s = "xyz"
>>>id(s)
4800100
>>> s += "uvw"
>>>id(s)
4800500
You can do that with a list and it will not change the objects identity
>>> i = [1,2,3]
>>&g...