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How to make div background color transparent in CSS

...that allows you to do that. Just create a new image, delete the background and put a semi-transparent color in it, then save it in png.) As said by René, the best thing to do would be to mix both, with the rgba first and the 1px by 1px image as a fallback if the browser doesn't support alpha : ba...
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filter items in a python dictionary where keys contain a specific string

...coder developing something in python. I know how to do the following in C (and hence in C-like logic applied to python), but I'm wondering what the 'Python' way of doing it is. ...
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What does Html.HiddenFor do?

...ul for fields in your Model/ViewModel that you need to persist on the page and have passed back when another call is made but shouldn't be seen by the user. Consider the following ViewModel class: public class ViewModel { public string Value { get; set; } public int Id { get; set; } } N...
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HTML5 Email Validation

...your email"> <input type="submit" value="Submit"> </form> And when the user press submit, it automatically shows an error message like: share | improve this answer | ...
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Using PropertyInfo to find out the property type

... validation. The validation is not important as such, but I want to understand the PropertyInfo class better. 2 Answers ...
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How to pass prepareForSegue: an object

... grab a reference to the target view controller in prepareForSegue: method and pass any objects you need to there. Here's an example... - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { // Make sure your segue name in storyboard is the same as this line if ([[segue iden...
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How to implement my very own URI scheme on Android

... This is very possible; you define the URI scheme in your AndroidManifest.xml, using the <data> element. You setup an intent filter with the <data> element filled out, and you'll be able to create your own scheme. (More on intent filters and intent resolution here.) H...
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Default value in Go's method

... Also this discussion with official statement and this related question. – nemo Oct 26 '13 at 23:13 add a comment  |  ...
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R: Comment out block of code [duplicate]

...to comment out blocks of code. The default editors use something like command or control and single quote to comment out selected lines of code. In RStudio it's Command or Control+/. Check in your editor. It's still commenting line by line, but they also uncomment selected lines as well. For th...
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How to set delay in android?

I want to set a delay between the command between changing background. I tried using a thread timer and tried using run and catch. But it isn't working. I tried this ...