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Show a number to two decimal places
What's the correct way to round a PHP string to two decimal places?
24 Answers
24
...
What is a Windows Handle?
...ust made up, and assume that Widget is a struct.
Widget * GetWidget (std::string name)
{
Widget *w;
w = findWidget(name);
return w;
}
void * GetWidget (std::string name)
{
Widget *w;
w = findWidget(name);
return reinterpret_cast<void *>(w);
}
typedef void * HAN...
How to change app name per Gradle build type
...l on <application>, the simplest solution is to have that point at a string resource (e.g., android:label="@string/app_name"), then have a different version of that string resource in a src/debug/ sourceset.
You can see that in this sample project, where I have a replacement for app_name in s...
How to get the connection String from a database
...io, I would like to now use it in my C# application. I need the connection string?
11 Answers
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How to play with Control.Monad.Writer in haskell?
...sk for its type:
ghci> :t logNumber
logNumber :: (Show a, MonadWriter [String] m) => a -> m a
Which tells me that the inferred type is not a function that returns a particular writer, but rather anything that implements the MonadWriter type class. I can now use it:
ghci> let multWith...
How to use querySelectorAll only for elements that have a specific attribute set?
... @blackHawk The syntax uses CSS Selectors. As specified by MDN it "is a string containing one or more CSS selectors separated by commas". You can read about CSS Selectors here.
– martieva
Oct 21 '16 at 14:52
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What's the fastest way to convert String to Number in JavaScript?
Any number, it's number. String looks like a number, it's number. Everything else, it goes NaN.
9 Answers
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Is it good practice to use java.lang.String.intern()?
The Javadoc about String.intern() doesn't give much detail. (In a nutshell: It returns a canonical representation of the string, allowing interned strings to be compared using == )
...
How to get the CPU Usage in C#?
...nceCounter("Memory", "Available MBytes");
Consume like this:
public string getCurrentCpuUsage(){
return cpuCounter.NextValue()+"%";
}
public string getAvailableRAM(){
return ramCounter.NextValue()+"MB";
}
...
Making a mocked method return an argument that was passed to it
...ication with a method myFunction.
public interface Application {
public String myFunction(String abc);
}
Here is the test method with a Mockito answer:
public void testMyFunction() throws Exception {
Application mock = mock(Application.class);
when(mock.myFunction(anyString())).thenAnswer(...