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@all It's 2035 (I've come from future) and there is no computer to support this.
– Ali Farhoudi
Apr 17 '19 at 9:01
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Why must a lambda expression be cast when supplied as a plain Delegate parameter
...void Run()
{
// Declare
var c = Lambda<Func<int, string>>.Cast;
// Use
var f1 = c(x => x.ToString());
var f2 = c(x => "Hello!");
var f3 = c(x => (x + x).ToString());
}
}
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JUnit test with dynamic number of tests
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public File file;
public XTest(File file) {
super(file.toString());
this.file = file;
}
public void testX() {
fail("Failed: " + file);
}
}
public class XTestSuite extends TestSuite {
public static Test suite() {
TestSuite suite = new Test...
How to create a listbox in HTML without allowing multiple selection?
...m looking to create a simple listbox, but one of the requirements is to DISALLOW multiple selection. Most of the code for listboxes goes like this -
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Why should I prefer single 'await Task.WhenAll' over multiple awaits?
...t1; await t2; await t3;
Console.WriteLine("DoWork1 results: {0}", String.Join(", ", t1.Result, t2.Result, t3.Result));
}
catch (Exception x)
{
// ...
}
}
In this case, if all 3 tasks throw exceptions, only the first one will be caught. Any later exception will be ...
How to Correctly Use Lists in R?
...s not a problem :-). Your example is a bit simple, in that when you do the string-split, you have a list with elements that are 1 element long, so you know that x[[1]] is the same as unlist(x)[1]. But what if the result of strsplit returned results of different length in each bin. Simply returning a...
Use JAXB to create Object from XML String
How can I use the below code to unmarshal a XML string an map it to the JAXB object below?
4 Answers
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Are there any downsides to passing structs by value in C, rather than passing a pointer?
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For small structs (eg point, rect) passing by value is perfectly acceptable. But, apart from speed, there is one other reason why you should be careful passing/returning large structs by value: Stack space.
A lot of C programming ...
What is the best way to do a substring in a batch file?
... search, then this modifier expands to the
empty string
The modifiers can be combined to get
compound results:
%~dpI - expands %I to a drive letter and path only
%~nxI - expands %I to a file name and extension only
%~fsI - expands %I to a full pat...
sudo echo “something” >> /etc/privilegedFile doesn't work
... (--append) flag the command would overwrite the whole file with the given string instead of appending it to the end.
– totymedli
Oct 22 '15 at 0:15
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