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Which is faster: while(1) or while(2)?
This was an interview question asked by a senior manager.
23 Answers
23
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Show compose SMS view in Android
...
You can use the following code:
startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("sms:"
+ phoneNumber)));
Make sure you set phoneNumber to the phone number that you want to send the message to
You can add a message to the SMS with (from comme...
What is the use of making constructor private in a class?
... @Will: Not if you use reflection. Declaring constructors private is intended to prevent instantiation (barring reflection), but preventing subclassing is a side effect, not the intent. The appropriate tool for this is declaring the class final. This is what Sun did for the String class, and...
How to pass “Null” (a real surname!) to a SOAP web service in ActionScript 3
...ML
}
When currentChild.appendChild is passed the string "null", it first converts it to a root XML element with text null, and then tests that element against the null literal. This is a weak equality test, so either the XML containing null is coerced to the null type, or the null type is coerced ...
Optional Parameters in Go?
...ctually receives a slice of whatever type you specify.
func foo(params ...int) {
fmt.Println(len(params))
}
func main() {
foo()
foo(1)
foo(1,2,3)
}
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What is the canonical way to check for errors using the CUDA runtime API?
...__, __LINE__); }
inline void gpuAssert(cudaError_t code, const char *file, int line, bool abort=true)
{
if (code != cudaSuccess)
{
fprintf(stderr,"GPUassert: %s %s %d\n", cudaGetErrorString(code), file, line);
if (abort) exit(code);
}
}
You can then wrap each API call with th...
MySQL Creating tables with Foreign Keys giving errno: 150
... tables references each other, you must create one table without FK constraints, then create the second table, then add the FK constraint to the first table with ALTER TABLE.
The two tables must both support foreign key constraints, i.e. ENGINE=InnoDB. Other storage engines silently ignore foreign ...
When to use LinkedList over ArrayList in Java?
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LinkedList and ArrayList are two different implementations of the List interface. LinkedList implements it with a doubly-linked list. ArrayList implements it with a dynamically re-sizing array.
As with standard linked list and array operations, the various methods will have different algorithmi...
How do I use DateTime.TryParse with a Nullable?
... to use the DateTime.TryParse method to get the datetime value of a string into a Nullable. But when I try this:
9 Answers...
How do I obtain the frequencies of each value in an FFT?
...ed to thank you... so thank you! Whenever I have a debate with someone on interpreting what the each point on the horizontal axis of the FFT is, I just point them to this link.
– rayryeng
Jan 30 '15 at 21:21
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