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Get the subdomain from a URL

...etc. Keep in mind that there are top level domains, second level domains, and subdomains. Technically speaking, everything except the TLD is a subdomain. In the domain.com.uk example, "domain" is a subdomain, "com" is a second level domain, and "uk" is the TLD. So the question remains more compl...
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Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?

...a,2) by compiling it into a*a , but the call pow(a,6) is not optimized and will actually call the library function pow , which greatly slows down the performance. (In contrast, Intel C++ Compiler , executable icc , will eliminate the library call for pow(a,6) .) ...
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Initializing a list to a known number of elements in Python [duplicate]

Right now I am using a list, and was expecting something like: 9 Answers 9 ...
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JUnit 4 compare Sets

..., setB ); } } This @Test will pass if the two Sets are the same size and contain the same elements. share | improve this answer | follow | ...
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Deploying just HTML, CSS webpage to Tomcat

...w these steps Create a folder in webapps folder e.g. MyApp Put your html and css in that folder and name the html file, which you want to be the starting page for your application, index.html Start tomcat and point your browser to url "http://localhost:8080/MyApp". Your index.html page will pop up...
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Best design for a changelog / auditing database table? [closed]

... Who the heck created/updated/deleted a record with ID=X in the table Foo and when? So, in order to be able to answer such questions quickly (using SQL), we ended up having two additional columns in the audit table object type (or table name) object ID That's when design of our audit log reall...
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How do you automatically resize columns in a DataGridView control AND allow the user to resize the c

... } What happens here is that you set autosize to whathever mode you need and then column by column you store the width it got from autosize calculation, remove autosizing and set width to value you stored before. share ...
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Using ZXing to create an Android barcode scanning app [duplicate]

... The ZXing project provides a standalone barcode reader application which — via Android's intent mechanism — can be called by other applications who wish to integrate barcode scanning. The easiest way to do this is to call the ZXing SCAN Intent from yo...
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MetadataException: Unable to load the specified metadata resource

...string in App.Config looks correct - hasn't changed since last it worked - and I've tried regenerating a new model (edmx-file) from the underlying database with no change. ...
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Can Objective-C switch on NSString?

... Unfortunately they cannot. This is one of the best and most sought after utilizations of switch statements, so hopefully they hop on the (now) Java (and others) bandwagon! If you are doing card names, perhaps assign each card object an integer value and switch on that. Or pe...