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SELECT DISTINCT on one column
...l shown), this is the correct query:
declare @TestData table (ID int, sku char(6), product varchar(15))
insert into @TestData values (1 , 'FOO-23' ,'Orange')
insert into @TestData values (2 , 'BAR-23' ,'Orange')
insert into @TestData values (3 , 'FOO-24' ,'Apple')
insert into @Tes...
Show a number to two decimal places
What's the correct way to round a PHP string to two decimal places?
24 Answers
24
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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
...
How to initialize private static members in C++?
... above if the static member variable is of const int type (e.g. int, bool, char). You can then declare and initialize the member variable directly inside the class declaration in the header file:
class foo
{
private:
static int const i = 42;
};
...
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...
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 == )
...
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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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(...