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How to determine MIME type of file in android?
...null;
String extension = MimeTypeMap.getFileExtensionFromUrl(url);
if (extension != null) {
type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
}
return type;
}
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keytool error :java.io.IoException:Incorrect AVA format
... ,(comma)) in a field for Name, Organization or somewhere else.
Of course if you really want some charachter can be escaped with \ sign
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Making your .NET language step correctly in the debugger
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I am an engineer on the Visual Studio Debugger team.
Correct me if I am wrong, but it sounds like the only issue left is that when switching from PDBs to the .NET 4 dynamic compile symbol format some breakpoints are being missed.
We would probably need a repro to exactly diagnose the iss...
How to avoid “Permission denied” when using pip with virtualenv
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if I want to create it in /opt which requires sudo, I think virtualenv won't install without sudo.
– Umair A.
Dec 12 '13 at 13:10
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How do I get the information from a meta tag with JavaScript?
...mentsByTagName('meta');
for (let i = 0; i < metas.length; i++) {
if (metas[i].getAttribute('name') === metaName) {
return metas[i].getAttribute('content');
}
}
return '';
}
console.log(getMeta('video'));
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Regex, every non-alphanumeric character except white space or colon
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Aha! I shall modify -- I didn't know that. I expect it works differently for different engines, but might as well give the OP the safe answer.
– Luke Sneeringer
May 19 '11 at 4:51
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is it possible to update UIButton title/text programmatically?
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Do you have the button specified as an IBOutlet in your view controller class, and is it connected properly as an outlet in Interface Builder (ctrl drag from new referencing outlet to file owner and select your UIButton object)? That's usually the pro...
Convert seconds to Hour:Minute:Second
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H represents the amount of hours in a single day. So if you have 90000 seconds and you'll use H on it the result will be 01 (first hour of a next day). NOT 25 - there are only 24 hours in a day.
– MarcinWolny
Jun 20 '13 at 10:35
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Does order of where clauses matter in SQL?
...le index for this!
In the case of SQL Server, it will likely use an index if you have:
an index on (LastName, FirstName)
an index on (FirstName, LastName)
an index on just (LastName), or just (FirstName) (or both)
On the other hand - again for SQL Server - if you use SELECT * to grab all column...
How to drive C#, C++ or Java compiler to compute 1+2+3+…+1000 at compile time?
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Updated Now with improved recursion depth! Works on MSVC10 and GCC without increased depth. :)
Simple compile-time recursion + addition:
template<unsigned Cur, unsigned Goal>
struct adder{
static unsigned const sub_goal =...