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Best way to merge two maps and sum the values of same key?
...hat Int's semigroup operator does), hence 100 + 9. If the values had been Strings, a collision would have resulted in string concatenation of the two mapped values (again, because that's what the semigroup operator for String does).
(And interestingly, because string concatenation is not commutati...
Remove all but numbers from NSString
I have an NSString (phone number) with some parenthesis and hyphens as some phone numbers are formatted. How would I remove all characters except numbers from the string?
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Replacing .NET WebBrowser control with a better browser, like Chrome?
...11001
}
public static class WBEmulator
{
private const string InternetExplorerRootKey = @"Software\Microsoft\Internet Explorer";
public static int GetInternetExplorerMajorVersion()
{
int result;
result = 0;
try
{
...
Variable's scope in a switch case [duplicate]
... scopes with braces as follows:
int key = 2;
switch (key) {
case 1: {
String str = "1";
return str;
}
case 2: {
String str = "2";
return str;
}
}
The resulting code will now compile successfully since the variable named str in each case clause is in its own scope.
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C# Thread safe fast(est) counter
...read th = new Thread(GenerateNumbers);
th.Name = "Thread" + ctr.ToString();
th.Start();
}
cte.Signal();
cte.Wait();
Console.WriteLine();
Console.WriteLine("Total midpoint values: {0,10:N0} ({1:P3})",
totalMidpoint, totalMidpoin...
How to set a Fragment tag by code?
I haven't found something like setTag(String tagName) method in the Fragment class. The only way to set a Fragment tag that I have found is by doing a FragmentTransaction and passing a tag name as parameter.
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How do I create a class instance from a string name in ruby?
...
Very simple in Rails: use String#constantize
class_name = "MyClass"
instance = class_name.constantize.new
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Is there a function that returns the current class/method name? [duplicate]
...compiler handle it by using nameof(<MethodNameHere>) in place of the string. True, it doesn't save you from copy/paste errors where the method reference ends up being valid but its speed makes it quite useful none-the-less.
– bielawski
Feb 20 at 16:07
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How to use wait and notify in Java without IllegalMonitorStateException?
...d doSomething();.
Further, you have observer or listener named onResponse(String resp) that will be called by BlackBoxClass after unknown time.
The flow is simple:
private String mResponse = null;
...
BlackBoxClass bbc = new BlackBoxClass();
bbc.doSomething();
...
@override
public void onRe...
What's the difference between Unicode and UTF-8? [duplicate]
...uses UTF-16LE encoding internally as the memory storage format for Unicode strings, it considers this to be the natural encoding of Unicode text. In the Windows world, there are ANSI strings (the system codepage on the current machine, subject to total unportability) and there are Unicode strings (s...