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iPhone: Setting Navigation Bar Title
...ct. If the UINavigationBar is simply a view, you need to push a navigation item containing the title, or modify the last navigation item:
UINavigationItem* item = [[UINavigationItem alloc] initWithTitle:@"title text"];
...
[bar pushNavigationItem:item animated:YES];
[item release];
or
bar.topIte...
How to index into a dictionary?
... or values by index anyway, you can use d.keys()[i] and d.values()[i] or d.items()[i]. (Note that these methods create a list of all keys, values or items in Python 2.x. So if you need them more then once, store the list in a variable to improve performance.)
If you do care about the order of the...
Converting a generic list to a CSV string
...and would like to generate a string of comma delimited values. That is all items in the list output to a single comma delimted list.
...
When saving, how can you check if a field has changed?
...
Best way is with a pre_save signal. May not have been an option back in '09 when this question was asked and answered, but anyone seeing this today should do it this way:
@receiver(pre_save, sender=MyModel)
def do_something_...
How to get Visual Studio 'Publish' functionality to include files from post build event?
...and we discuss after that.
<Target Name="CustomCollectFiles">
<ItemGroup>
<_CustomFiles Include="..\Extra Files\**\*" />
<FilesForPackagingFromProject Include="%(_CustomFiles.Identity)">
<DestinationRelativePath>Extra Files\%(RecursiveDir)%(Filename)%...
ExpandableListView - hide indicator for groups with no children
...
Try this >>>
for all items
getExpandableListView().setGroupIndicator(null);
In xml
android:groupIndicator="@null"
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improve this ans...
Check for null in foreach loop
... @kjbartel's answer (at " stackoverflow.com/a/32134295/401246 " is the best solution, because it doesn't: a) involve performance degradation of (even when not null) degenerating the whole loop to LCD of IEnumerable<T> (as using ?? would), b) require adding an Extension Method to every Proj...
Using Font Awesome icon for bullet points, with a single list item element
...espond properly to your font you'll notice a discrepancy on multiline list items.
– braks
Oct 28 '15 at 5:58
...
Return all enumerables with yield return at once; without looping through
... that F# supports with yield! for a whole collection vs yield for a single item. (That can be very useful in terms of tail recursion...)
Unfortunately it's not supported in C#.
However, if you have several methods each returning an IEnumerable<ErrorInfo>, you can use Enumerable.Concat to mak...
Javascript Equivalent to C# LINQ Select
...erited properties
collection = $.grep(collection, function (item) {
return item[property] === filter[property];
});
}
return collection.slice(0); // copy the array
// (in case of empty objec...