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Difference between final and effectively final
...statement in the PhoneNumber constructor:
public class OutterClass {
int numberLength; // <== not *final*
class PhoneNumber {
PhoneNumber(String phoneNumber) {
numberLength = 7; // <== assignment to numberLength
String currentNumber = phoneNumber.replaceAll(
...
C++ Erase vector element by value rather than by position? [duplicate]
... to get an iterator to a value:
#include <algorithm>
std::vector<int>::iterator position = std::find(myVector.begin(), myVector.end(), 8);
if (position != myVector.end()) // == myVector.end() means the element was not found
myVector.erase(position);
...
SQL Server 2012 column identity increment jumping from 6 to 1000+ on 7th entry [duplicate]
I have a strange scenario in which the auto identity int column in my SQL Server 2012 database is not incrementing properly.
...
Does the default constructor initialize built-in types?
...mple, if your class has no user-declared constructor
class C {
public:
int x;
};
then the compiler will implicitly provide one. The compiler-provided constructor will do nothing, meaning that it will not initialize C::x
C c; // Compiler-provided default constructor is used
// Here `c.x` conta...
Kotlin secondary constructor
...ctory method next to your class
fun C(s: String) = C(s.length)
class C(a: Int) { ... }
usage:
val c1 = C(1) // constructor
val c2 = C("str") // factory method
Technique 2. (may also be useful) Define default values for parameters
class C(name: String? = null) {...}
usage:
val c1 = C("foo")...
passing argument to DialogFragment
...
Using newInstance
public static MyDialogFragment newInstance(int num) {
MyDialogFragment f = new MyDialogFragment();
// Supply num input as an argument.
Bundle args = new Bundle();
args.putInt("num", num);
f.setArguments(args);
return f;
}
And get the Args l...
How do you allow spaces to be entered using scanf?
...put.
Use fgets() (which has buffer overflow protection) to get your input into a string and sscanf() to evaluate it. Since you just want what the user entered without parsing, you don't really need sscanf() in this case anyway:
#include <stdio.h>
#include <stdlib.h>
#include <string...
What is the maximum depth of the java call stack?
How deep do I need to go into the call stack before I get a StackOverflowError? Is the answer platform dependent?
4 Answers...
How do you display code snippets in MS Word preserving format and syntax highlighting?
...vailable in Office Addins with Office 365 !
Just select the code and click convert it and it converts the code text to formatted color code with line numbers !!!
Bit Rejoice!
Code Format is available here: https://appsource.microsoft.com/en-us/product/office/WA104379501?tab=Overview
...
What is the difference between print and puts?
...ust be opened for writing. Each given object that isn't a
string will be converted by calling its to_s method. When
called without arguments, prints the contents of $_.
If the output field separator ($,) is not nil, it
is inserted between objects. If the output record separator
($\) is ...