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Size-limited queue that holds last N elements in Java

... Apache commons collections 4 has a CircularFifoQueue<> which is what you are looking for. Quoting the javadoc: CircularFifoQueue is a first-in first-out queue with a fixed size that replaces its oldest element if full. import java.util.Queue; import org.apache.commons.collec...
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Ignore with CSS?

... This is very wrong solution, mainly bcause of what @ScottS already wrote. "Content" is supposed to work only with pseudo-elements, and pseudo-element aren't supposed to work with self closing tags. This may work for now, but I wouldn't dare to call this solution future-p...
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PostgreSQL Autoincrement

... What is sequence? Where is AUTO_INCREMENT? – Green May 5 '13 at 19:31 23 ...
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Vertical line using XML drawable

...e dimensions issue I mention then this likely won't work for most people. What we really need is an orientation attribute in <shape/> or <stroke/>. You can also try referencing another drawable in the rotate tag's attributes, such as: <rotate xmlns:android="http://schemas.android.c...
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Does SVG support embedding of bitmap images?

... and says where the definition is. That then allows the SVG reader to know what xlink:href means. The IMAGE_DATA is where you'd add the image data as base64-encoded text. Vector graphics editors that support SVG usually have an option for saving with images embedded. Otherwise there are plenty of to...
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How to recognize swipe in all 4 directions

... self.addGestureRecognizer(gesture) caused an error for me. What fixed it was self.view.addGestureRecognizer(gesture);. – ahitt6345 Jan 5 '16 at 0:52 ...
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How can I disable a button on a jQuery UI dialog?

...-state-disabled").attr("disabled", true); The ui-state-disabled class is what gives a button that nice dimmed style. share | improve this answer | follow | ...
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How to replace a string in multiple files in linux command line

... and grep is bad with recursion and wildcards, you need to add --include=*.whatever with -r – PJ Brunet Feb 23 '17 at 18:41 ...
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Android App Not Install. An existing package by the same name with a conflicting signature is alread

...DK, the keys will definitely be different. Also if you don't know exactly what key was used before to sign the apk and yet you want to install the new version of your app, you can just uninstall the previous application and reinstall the new one. Hope this Helps... Regards! ...
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Android studio using > 100% CPU at all times - no background processes appear to be running

...e problem. My advice is to check the android studio logs for any hints to what is causing it to falter. You could also start it from terminal and check the Stdout/Stderr output. share | improve thi...