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What is the difference between and ?

...ted Kingdom style of English." If you really wanted to specify an invalid combination, you could. It wouldn't mean much, but <html lang="en-ES"> is valid according to the specification, as I understand it. However, that language/country combination won't do much since English isn't commonly...
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Pointers vs. values in parameters and return values

... tl;dr: Methods using receiver pointers are common; the rule of thumb for receivers is, "If in doubt, use a pointer." Slices, maps, channels, strings, function values, and interface values are implemented with pointers internally, and a pointer to them is often redunda...
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Java - sending HTTP parameters via POST method easily

... postDataLength = postData.length; String request = "http://example.com/index.php"; URL url = new URL( request ); HttpURLConnection conn= (HttpURLConnection) url.openConnection(); conn.setDoOutput( true ); conn.setInstanceFollowRedirects( false ); conn.setRequestMetho...
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In Windows cmd, how do I prompt for user input and use the result in another command?

...t and then use the results of that input as part of the call to additional commands. 12 Answers ...
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How do I associate file types with an iPhone application?

...emContentTypes</key> <array> <string>com.sunsetlakesoftware.molecules.pdb</string> <string>org.gnu.gnu-zip-archive</string> </array> </dict> </array> Two images are provided that will be used as icons...
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Setting HttpContext.Current.Session in a unit test

...); request.Setup(req => req.Url).Returns(new Uri("http://www.google.com")); request.Setup(req => req.RequestContext).Returns(requestContext.Object); requestContext.Setup(x => x.RouteData).Returns(new RouteData()); request.SetupGet(req => req.Headers).Returns(new NameValue...
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C# How can I check if a URL exists/is valid?

...no content downloaded string s1 = client.DownloadString("http://google.com"); // throws 404 string s2 = client.DownloadString("http://google.com/silly"); } You would try/catch around the DownloadString to check for errors; no error? It exists... With C# 2.0 (VS2005): private bool h...
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Android Hello-World compile error: Intellij cannot find aapt

...pt ln -s ../build-tools/17.0.0/lib lib ...and IntelliJ should be able to compile as normal. share | improve this answer | follow | ...
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SecurityError: Blocked a frame with origin from accessing a cross-origin frame

...t would happen trying to access the following URLs from http://www.example.com/home/index.html URL RESULT http://www.example.com/home/other.html -> Success http://www.example.com/dir/inner/another.php -> Success http://www.example.com:80 ...
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MySQL: Large VARCHAR vs. TEXT?

...large for that, it overflows to additional pages. See mysqlperformanceblog.com/2010/02/09/blob-storage-in-innodb for a detailed explanation. – Bill Karwin Jan 1 '14 at 21:43 15 ...