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Can I use Class.newInstance() with constructor arguments?
...
MyClass.class.getDeclaredConstructor(String.class).newInstance("HERESMYARG");
or
obj.getClass().getDeclaredConstructor(String.class).newInstance("HERESMYARG");
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WPF OpenFileDialog with the MVVM pattern? [duplicate]
... one method to get around this problem.
public interface IOService
{
string OpenFileDialog(string defaultPath);
//Other similar untestable IO operations
Stream OpenFile(string path);
}
In your application, you would provide a default implementation of this service. Here is how yo...
NSString property: copy or retain?
Let's say I have a class called SomeClass with a string property name:
10 Answers
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Append TimeStamp to a File Name
...ing a time stamp to the file name with something like this DateTime.Now.ToString().Replace('/', '-').Replace(':', '.') .
Is there a better way to do this?
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How to check if an appSettings key exists?
...urationManager.AppSettings[name] != null)
{
// Now do your magic..
}
or
string s = ConfigurationManager.AppSettings["myKey"];
if (!String.IsNullOrEmpty(s))
{
// Key exists
}
else
{
// Key doesn't exist
}
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Get keys from HashMap in Java
... with key "foo" and 2 with key "bar". To iterate over all the keys:
for ( String key : team1.keySet() ) {
System.out.println( key );
}
will print "foo" and "bar".
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.NET: Simplest way to send POST with data and read response
...", "Cosby" },
{ "favorite+flavor", "flies" }
});
string result = System.Text.Encoding.UTF8.GetString(response);
}
You will need these includes:
using System;
using System.Collections.Specialized;
using System.Net;
If you're insistent on using a static method/class:
...
Servlet for serving static content
...tRequest wrapped = new HttpServletRequestWrapper(req) {
public String getServletPath() { return ""; }
};
rd.forward(wrapped, resp);
}
}
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How can I round a number in JavaScript? .toFixed() returns a string?
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It returns a string because 0.1, and powers thereof (which are used to display decimal fractions), are not representable (at least not with full accuracy) in binary floating-point systems.
For example, 0.1 is really 0.1000000000000000055...
How to add two strings as if they were numbers? [duplicate]
I have two strings which contain only numbers:
20 Answers
20
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