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How to draw a custom UIView that is just a circle - iPhone app

How would I go about drawing a custom UIView that is literally just a ball (a 2D circle)? Would I just override the drawRect method? And can someone show me the code for drawing a blue circle? ...
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Callback when CSS3 transition finishes

...AnimationEnd MSAnimationEnd", function(){ ... }); Note that you can pass all of the browser prefixed event strings into the bind() method simultaneously to support the event firing on all browsers that support it. Update: Per the comment left by Duck: you use jQuery's .one() method to ensure the...
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How to run a Python script in the background even after I logout SSH?

I have Python script bgservice.py and I want it to run all the time, because it is part of the web service I build. How can I make it run continuously even after I logout SSH? ...
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How to sort a Ruby Hash by number value?

...ea.com" => 745, "siteb.com" => 9, "sitec.com" => 10 } metrics.sort_by {|_key, value| value} # ==> [["siteb.com", 9], ["sitec.com", 10], ["sitea.com", 745]] If you need a hash as a result, you can use to_h (in Ruby 2.0+) metrics.sort_by {|_key, value| value}.to_h # ==> {"siteb.c...
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Is an index needed for a primary key in SQLite?

...x be explicitly created for it as well? SQLite does not appear to automatically create an index for a primary key column, but perhaps it indexes it anyway, given its purpose? (I will be searching on that column all the time). ...
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How to escape single quotes in MySQL

... I m not inserting data manually, I extract it from File, and there will be vaklues: Ashok's pen. How to insert it. creaetd a procedure for doing this.. how to make it correct. – Ashok Gupta May 20 '09 at 9:35 ...
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Append column to pandas dataframe

...lid with uniquely valued Index objects , you can use: pd.concat([dat1.reset_index(), dat2], axis=1) – beyondfloatingpoint Aug 27 '19 at 9:21 ...
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Android: create a popup that has multiple selection options

... Toast.makeText(TopicDetails.this, "you nailed it", Toast.LENGTH_SHORT).show(); } else if ("Medium".equals(fonts[which])) { Toast.makeText(TopicDetails.this, "you cracked it", Toast.LENGTH_SHORT).show(); } else if ("Large".equals(fonts[which])) { ...
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Integrate ZXing in Android Studio

I'll start explaining all the steps I have done and in the end what is the problem. 5 Answers ...
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How to create war files

...> </webinf> </war> </target> Deploy Finally, you can set up a task to deploy the WAR directly into your Tomcat deploy location: <target name="deploy"> <copy file="My.war" todir="${tomcat.deploydir}" /> </target> Click and go! Once all thi...