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Java int to String - Integer.toString(i) vs new Integer(i).toString()
Sometimes java puzzles me.
I have a huge amount of int initializations to make.
11 Answers
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Unexpected character encountered while parsing value
...mpfile,... that type of tmpfile is string that contain path to a file. JsonConvert.DeserializeObject takes JSON value, not file path - so it fails trying to convert something like @"c:\temp\fooo" - which is clearly not JSON.
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Dynamically replace the contents of a C# method?
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Disclosure: Harmony is a library that was written and is maintained by me, the author of this post.
Harmony 2 is an open source library (MIT license) designed to replace, decorate or modify existing C# methods of any kind during runtime. It main focus is games and plugins written i...
How do I best silence a warning about unused variables?
...piler sees it is used. This is portable between compilers.
E.g.
void foo(int param1, int param2)
{
(void)param2;
bar(param1);
}
Or,
#define UNUSED(expr) do { (void)(expr); } while (0)
...
void foo(int param1, int param2)
{
UNUSED(param2);
bar(param1);
}
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Variable declared in for-loop is local variable?
...s invalid according to the above.
The reason why you're not allowed to do int A = i; is because int i is only scoped for use within the for loop. Thus it is no longer accessible outside of the for loop.
As you can see both of these issues are a result of scoping; the first issue (int i = 4;) woul...
What is the difference between canonical name, simple name and class name in Java Class?
...eTest {
public static void main(final String... arguments) {
printNamesForClass(
int.class,
"int.class (primitive)");
printNamesForClass(
String.class,
"String.class (ordinary class)");
printNamesForClass(
java.u...
How to initialize a vector in C++ [duplicate]
...l flags to be enabled on your compiler) you can simply do:
std::vector<int> v { 34,23 };
// or
// std::vector<int> v = { 34,23 };
Or even:
std::vector<int> v(2);
v = { 34,23 };
On compilers that don't support this feature (initializer lists) yet you can emulate this with an a...
What is the best Battleship AI?
...
Interesting... It runs fine on the tournament machine. However, a "perfect" engine would adapt to however much time it had already spent.
– John Gietzen
Nov 16 '09 at 14:18
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How do I define a method which takes a lambda as a parameter in Java 8?
...bda does not need to know that a Lambda is involved, instead it accepts an Interface with the appropriate method.
In other words, you define or use a functional interface (i.e. an interface with a single method) that accepts and returns exactly what you want.
For this Java 8 comes with a set of co...
How to create a date object from string in javascript [duplicate]
Having this string 30/11/2011 . I want to convert it to date object.
8 Answers
8
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