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What is the difference between a 'closure' and a 'lambda'?
... the symbolic name (e.g. x), then a dot . before the expression. This then converts the expression into a function expecting one parameter.For example: λx.x+2 takes the expression x+2 and tells that the symbol x in this expression is a bound variable – it can be substituted with a value you suppl...
Is it possible to deserialize XML into List?
...; Items {get;set;}
}
public class User
{
[XmlElement("id")]
public Int32 Id { get; set; }
[XmlElement("name")]
public String Name { get; set; }
}
static class Program
{
static void Main()
{
XmlSerializer ser= new XmlSerializer(typeof(UserList));
UserList lis...
Run Command Prompt Commands
...as"; makes this process run with elevated privileges... This is not always intended.
– Dinei
Jan 10 '18 at 16:41
1
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How to wait for async method to complete?
...til the condition is no longer met
Task t = SendOutputReportViaInterruptTransfer();
await t;
}
// read some data from device; we need to wait for this to return
await RequestToGetInputReport();
}
}
private async Task RequestToGetInputReport()
{
...
What is the difference between iterator and iterable and how to use them?
...
will that matter if Iterable has interal or external iterator or it is possible to have any of them ?
– sakhunzai
Jul 2 '15 at 7:20
a...
Numpy argsort - what is it doing?
...
a = x.argsort(), print x[a], we will get array([ 0. , 0.1 , 1.41, 1.48])
– Belter
Mar 12 '17 at 8:19
...
How do you count the number of occurrences of a certain substring in a SQL varchar?
...
Someone pointed out to me that this doesn't always work as expected. Consider the following: SELECT LEN('a,b,c,d ,') - LEN(REPLACE('a,b,c,d ,', ',', '')) For reasons I don't yet understand, the space between the d and the final colu...
How do I run a simple bit of code in a new thread?
... your task is suitable for termination at any time, the flag is fine. My point was just that one needs to be careful about using the flag, since you did not describe its purpose, and its naming could easily lead one to believe that it does something else than what it actually does.
...
What is the purpose of flush() in Java streams?
...on of the output stream, such bytes should immediately be written to their intended destination.
The buffering is mainly done to improve the I/O performance. More on this can be read from this article: Tuning Java I/O Performance.
...
How to prevent going back to the previous activity?
...eed through of the previous activity. e.g., if you have HomeActivity -> IntermediateActivity -> FinalActivity, and you call finish() in the IntermediateActivity immediately after starting the FinalActivity you'll see the HomeActivity for a brief moment.
– David Murdoch
...