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@synthesize vs @dynamic, what are the differences?
What are the differences between implementing a @property with @dynamic or @synthesize ?
8 Answers
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Change an HTML5 input's placeholder color with CSS
Chrome supports the placeholder attribute on input[type=text] elements (others probably do too).
37 Answers
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“Add unimplemented methods” feature in the Android Studio
In the Eclipse IDE there is a great feature allows you to add (implement) all of the required methods of the particular class. I'm looking for this feature in the Android Studio IDE, but without success so far. Is there something similar? For me it is one of the key-features and can't live without.
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Programmatically saving image to Django ImageField
Ok, I've tried about near everything and I cannot get this to work.
17 Answers
17
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Visual Studio Wcf Test Client - entering an Int array
... it comes to a quick test of my WCF service.
This is the test client found in this location relative to your Visual Studio install directory:
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Xcode - But… Where are our archives?
I've submitted three versions of my app onto the App Store using the Build and Archive commands. But... Where are those archives?
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Fade/dissolve when changing UIImageView's image
Rather than creating two UIImageViews , it seems logical to simply change the image of one view. If I do that, is there anyway of having a fade/cross dissolve between the two images rather than an instant switch?
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How do I get the size of a java.sql.ResultSet?
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Do a SELECT COUNT(*) FROM ... query instead.
OR
int size =0;
if (rs != null)
{
rs.last(); // moves cursor to the last row
size = rs.getRow(); // get row id
}
In either of the case, you won't have to loop over the entire data.
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Select all child elements recursively in CSS
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div.dropdown * {
color: red;
}
x y matches every element y that is inside x, however deeply nested it may be - children, grandchildren and so on.
The asterisk * matches any element.
Official Specification: CSS 2.1: Chapter 5.5: Descendant Selectors
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Python's json module, converts int dictionary keys to strings
I have found that when the following is run, python's json module (included since 2.6) converts int dictionary keys to strings.
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