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C# How can I check if a URL exists/is valid?
...exception will returns false.
return false;
}
}
From: http://www.dotnetthoughts.net/2009/10/14/how-to-check-remote-file-exists-using-c/
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Oracle: how to UPSERT (update or insert into a table?)
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How to set HttpResponse timeout for Android in Java
...EOUT, new Integer(5000));
GetMethod method = new GetMethod("http://www.yoururl.com");
method.getParams().setParameter(HttpMethodParams.SO_TIMEOUT, new Integer(5000));
method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER,
int statuscode = client.executeMethod...
How do I get the current version of my iOS project in code?
...v\(version)" : "v\(version)(\(build))"
}
}
Gist: https://gist.github.com/ashleymills/6ec9fce6d7ec2a11af9b
Here's the equivalent in Objective-C:
+ (NSString *) appVersion
{
return [[NSBundle mainBundle] objectForInfoDictionaryKey: @"CFBundleShortVersionString"];
}
+ (NSString *) bu...
COUNT(*) vs. COUNT(1) vs. COUNT(pk): which is better? [duplicate]
...ike (just don't make a column with a name same as its table name) : http://www.sqlfiddle.com/#!1/98515/7
select boss.boss_name, count(subordinate)
from boss
left join subordinate on subordinate.boss_code = boss.boss_code
group by boss.boss_name
You cannot do this: http://www.sqlfiddle.com/#!1/985...
What is the fastest substring search algorithm?
...
The http://www-igm.univ-mlv.fr/~lecroq/string/index.html
link you point to is
an excellent source and summary of some of the best known and researched
string matching algorithms.
Solutions to most search problems involve
trade offs wit...
Get the index of the nth occurrence of a string?
...t does seem like there should be a built in method though, i'm sure it's a commmon occurrence.
– PeteT
Oct 9 '08 at 10:48
4
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Android - Dynamically Add Views into View
...e Views generation and rendering.
Take a look at these tutorials
http://www.softwarepassion.com/android-series-custom-listview-items-and-adapters/
http://developerlife.com/tutorials/?p=327
http://www.androidguys.com/2008/07/14/fancy-listviews-part-one/
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What is the (function() { } )() construct in JavaScript?
...also be written with ES6's arrow function (like Gajus has pointed out in a comment) :
((foo) => {
// do something with foo here foo
})('foo value')
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How to construct a std::string from a std::vector?
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