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Listen for key press in .NET console app
... }
break;
}
}
}
}
internal class ConsoleBusyIndicator
{
int _currentBusySymbol;
public char[] BusySymbols { get; set; }
public ConsoleBusyIndicator()
{
BusySymbols = new[] { '|', '/', '-', '\\' };
}
public voi...
SQL Joins Vs SQL Subqueries (Performance)?
...frastructure. We have a kind of query optimization engine underneath which converts the IN (...) clauses to join (if it was possible). But when you have a Group by on a well indexed column (based on its cardinality) then it will be much faster. So it really depends on the situation.
...
How do I get time of a Python program's execution?
...
Yes, it gives a number of seconds. You can convert to min:seconds if you want. Look at Paul McGuire's answer and its secondsToStr() function.
– steveha
Dec 19 '13 at 6:48
...
Using a ListAdapter to fill a LinearLayout inside a ScrollView layout
.... // Your linear layout.
ListAdapter adapter = ... // Your adapter.
final int adapterCount = adapter.getCount();
for (int i = 0; i < adapterCount; i++) {
View item = adapter.getView(i, null, null);
layout.addView(item);
}
EDIT: I rejected this approach when I needed to display about 200 n...
What's the need of array with zero elements?
... However, when a . (or ->) operator has a left operand that is
(a pointer to) a structure with a flexible array member and the right operand names that
member, it behaves as if that member were replaced with the longest array (with the same
element type) that would not make the struc...
How do I programmatically determine operating system in Java?
...ase(), which is locale sensitive. Where this matters is particularly when converting i's to lower/upper case, since in Turkey, I becomes lower case undotted i (ı), and i becomes upper case dotted i (İ). So "WINDOWS".toLowerCase().indexOf("win") will return -1 in Turkey. Always pass a locale when...
How can I get a web site's favicon?
...
You can use Google S2 Converter.
http://www.google.com/s2/favicons?domain=google.com
Source: http://www.labnol.org/internet/get-favicon-image-of-websites-with-google/4404/
...
How do I delete NuGet packages that are not referenced by any project in my solution?
...lace. That's one of the main benefits of using package restore. As part of converting to package restore, an 'ignore' rule should be placed on the packages folder.
– Carl Bussema
May 13 '14 at 15:23
...
Is it possible to “await yield return DoSomethingAsync()”
...an be accomplished with the Task.WhenAll method. Notice how the code turns into a simple one-liner. What happens is that each individual url begins downloading and then WhenAll is used combine those operations into a single Task which can be awaited.
Task<IEnumerable<string>> DownLoadAl...
dyld: Library not loaded: @rpath/libswift_stdlib_core.dylib
...t without the .. in the middle. Changing this value is important if you've converted a target from one OS to the other.
– Matt Gallagher
Apr 29 '18 at 10:50
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