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How to crop circular area from bitmap in Android

I have a bitmap and I want to crop a circular region from this bitmap. All pixels outside the circle should be transparent. How can I do this? ...
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%Like% Query in spring JpaRepository

...s/current/reference/html. You may want to get rid of the @Queryannotation alltogether, as it seems to resemble the standard query (automatically implemented by the spring data proxies); i.e. using the single line List<Registration> findByPlaceContaining(String place); is sufficient. ...
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Simple Digit Recognition OCR in OpenCV-Python

...stand some of the features at end) 2) Since I knew, without understanding all those features, it is difficult to do that method. I tried some other papers, but all were a little difficult for a beginner. So I just decided to take all the pixel values as my features. (I was not worried about accura...
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Select Row number in postgres

How to select row number in postgres. 1 Answer 1 ...
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Remove multiple attributes with jQuery's removeAttr

... Yes : .removeAttr('height align style') From the documentation : as of version 1.7, it can be a space-separated list of attributes. share | improve this answer |...
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Integrating Dropzone.js into existing HTML form with other fields

...in your form with a classname dropzone, and implement dropzone programmatically. HTML : <div id="dZUpload" class="dropzone"> <div class="dz-default dz-message"></div> </div> JQuery: $(document).ready(function () { Dropzone.autoDiscover = false; $("#dZUpl...
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jQuery - If element has class do this

I need an jQuery script that will see if any element has an specific class and do an action like change position. 1 Answer ...
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How to change a PG column to NULLABLE TRUE?

How can I accomplish this using Postgres? I've tried the code below but it doesn't work: 1 Answer ...
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Using Rails serialize to save hash to database

I'm try to save a hash mapping ids to a number of attempts in my rails app. My migration to the database to accommodate this new column: ...
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Navigation drawer - disable swipe

Is there any way to disable swipe gesture to open navigation drawer? Its really annoying when menu appears while swiping between tabs. ...