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How to get a path to a resource in a Java JAR file
...the difference between:
getClass().getClassLoader().getResource("com/myorg/foo.jpg") //relative path
and
getClass().getResource("/com/myorg/foo.jpg")); //note the slash at the beginning
I guess, this confusion is causing most of problems when loading a resource.
Also, when you're loading an image...
Start thread with member function
...clude <thread>
#include <iostream>
class bar {
public:
void foo() {
std::cout << "hello from member function" << std::endl;
}
};
int main()
{
std::thread t(&bar::foo, bar());
t.join();
}
EDIT:
Accounting your edit, you have to do it like this:
std::thre...
Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
...est for properties generally, e.g.
var o = document.getElementsByTagName('foo');
// false in most browsers, throws an error in IE 6, and probably 7 and 8
o.hasOwnProperty('bar');
// false in all browsers
('bar' in o);
// false (in all browsers? Do some throw errors?)
Object.prototype.hasOwnPrope...
What is the difference between an expression and a statement in Python?
...ression is something that can be reduced to a value, for example "1+3" or "foo = 1+3".
It's easy to check:
print foo = 1+3
If it doesn't work, it's a statement, if it does, it's an expression.
Another statement could be:
class Foo(Bar): pass
as it cannot be reduced to a value.
...
Running Bash commands in Python
...le as your standard input, and write your standard output to a file. grep 'foo' <inputfile >outputfile opens outputfile for writing and inputfile for reading, and passes its contents as standard input to grep, whose standard output then lands in outputfile. This is not generally hard to replac...
Why #egg=foo when pip-installing from git repo
...-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f11835396%2fwhy-egg-foo-when-pip-installing-from-git-repo%23new-answer', 'question_page');
}
);
Post as a guest
...
Creating an iframe with given HTML dynamically
...2/
var iframe = document.createElement('iframe');
var html = '<body>Foo</body>';
iframe.src = 'data:text/html;charset=utf-8,' + encodeURI(html);
document.body.appendChild(iframe);
console.log('iframe.contentWindow =', iframe.contentWindow);
Also this answer your question it's importan...
Why does calling a function in the Node.js REPL with )( work?
....} as Object literals/initialisers rather than as a block.
var stmt = '{ "foo": "bar" }';
var expr = '(' + stmt + ')';
console.log(eval(expr)); // Object {foo: "bar"}
console.log(eval(stmt)); // SyntaxError: Unexpected token :
And, as leesei mentioned, this has been changed for 0.11.x, which wil...
How to make a valid Windows filename from an arbitrary string?
I've got a string like "Foo: Bar" that I want to use as a filename, but on Windows the ":" char isn't allowed in a filename.
...
Python function global variables?
...nc_B calls func_A. In this example, order does matter:
def a():
global foo
foo = 'A'
def b():
global foo
foo = 'B'
b()
a()
print foo
# prints 'A' because a() was the last function to modify 'foo'.
Note that global is only required to modify global objects. You can still access them fr...