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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
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So what's the right answer here? Calling advance means we have to iterate the whole way through a possibly long string. But forming an NSRange and using NSString explicitly is dangerous? What's left?
– matt
Nov 18 '14 at...
Where and why do I have to put the “template” and “typename” keywords?
...iler doesn't need to know the meaning of a name in order to parse and basically know what action a line of code does. In C++, the above however can yield vastly different interpretations depending on what t means. If it's a type, then it will be a declaration of a pointer f. However if it's not a ty...
SVG gradient using CSS
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@AwQiruiGuo Have a look at MDN (specifically the gradientTransform attribute)
– Thomas W
Nov 20 '16 at 19:33
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How can I center an absolutely positioned element in a div?
...html> element doesn't have a height specified so it takes the height of all the content in the document, which is nothing because the only content is absolutely-positioned (taken out of content flow). Adding height: 100% to the <html> element makes a difference to this.
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Add regression line equation and R^2 on graph
...n my machine, where the label is overwritten as many times as the data is called, resulting in a thick and blurry label text. Passing the labels to a data.frame first works (see my suggestion in a comment below.
– PatrickT
Apr 29 '14 at 10:52
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Programmatically open Maps app in iOS 6
...ordinate2DMake(16.775, -3.009);
MKPlacemark *placemark = [[MKPlacemark alloc] initWithCoordinate:coordinate
addressDictionary:nil];
MKMapItem *mapItem = [[MKMapItem alloc] initWithPlacemark:placemark];
[mapItem setName:@"My Place"];
// Pas...
How to print a list of symbols exported from a dynamic library
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Use nm -a your.dylib
It will print all the symbols including globals
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Checking if a blob exists in Azure Storage
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The new API has the .Exists() function call. Just make sure that you use the GetBlockBlobReference, which doesn't perform the call to the server. It makes the function as easy as:
public static bool BlobExistsOnCloud(CloudBlobClient client,
string container...
@OneToMany List vs Set difference
...of addresses, you won't be able to use a single query to load persons with all their contacts and all their addresses. The solution in this case is to make two queries (which avoids the cartesian product), or to use a Set instead of a List for at least one of the collections.
It's often hard to use...
Edit line thickness of CSS 'underline' attribute
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Very easy ... outside "span" element with small font and underline, and inside "font" element with bigger font size.
<span style="font-size:1em;text-decoration:underline;">
<span style="font-size:1.5em;">
Text with big font size and thin underli...