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Difference between solr and lucene

... capability to our application. It exposes an easy-to-use API while hiding all the search-related complex operations. Any application can use this library, not just Solr. 3) Solr is built around Lucene. It is not just an http-wrapper around Lucene but has been known to add more arsenal to Lucene. S...
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Mail multipart/alternative vs multipart/mixed

... I hit this challenge today and I found these answers useful but not quite explicit enough for me. Edit: Just found the Apache Commons Email that wraps this up nicely, meaning you don't need to know below. If your requirement is an emai...
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Convert HTML + CSS to PDF [closed]

...ce. Significantly cheaper upfront costs, and usable without needing to install anything: docraptor.com – Joel Meador Jan 11 '11 at 8:31 6 ...
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Detecting Windows or Linux? [duplicate]

...ry: System.getProperty("os.name"); http://docs.oracle.com/javase/7/docs/api/java/lang/System.html#getProperties%28%29 share | improve this answer | follow |...
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The import javax.servlet can't be resolved [duplicate]

...to add the Servlet API to your classpath. In Tomcat 6.0, this is in a JAR called servlet-api.jar in Tomcat's lib folder. You can either add a reference to that JAR to the project's classpath, or put a copy of the JAR in your Eclipse project and add it to the classpath from there. If you want to lea...
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Can the jQuery UI Datepicker be made to disable Saturdays and Sundays (and holidays)?

... There is the beforeShowDay option, which takes a function to be called for each date, returning true if the date is allowed or false if it is not. From the docs: beforeShowDay The function takes a date as a parameter and must return an array with [0] equal to true/false indicating wh...
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Remove all occurrences of char from string

...argument is regular expression, sometimes it won't work as expected, especially if this string comes from user input. – vbezhenar Jul 4 '12 at 8:50 9 ...
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iOS 7 style Blur view

...bove, I recently reworked the blurs in GPUImage to support variable radii, allowing for the complete replication of the blur size in iOS 7's control center view. From that, I created the GPUImageiOS7BlurFilter class that encapsulates the proper blur size and color correction that Apple appears to be...
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AngularJS : Where to use promises?

...Let's set aside AngularJS for a moment and just consider the Facebook API calls. Both the API calls use a callback mechanism to notify the caller when the response from Facebook is available: facebook.FB.api('/' + item, function (result) { if (result.error) { // handle error } else...
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RecyclerView onClick

... As the API's have radically changed, It wouldn't surprise me if you were to create an OnClickListener for each item. It isn't that much of a hassle though. In your implementation of RecyclerView.Adapter<MyViewHolder>, you should have: priva...