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RSpec: how to test if a method was called?
...do
expect(subject).to receive(:bar).with("an argument I want")
subject.foo
end
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PHP check whether property exists in object or class
...$ob->a = null
var_dump(isset($ob->a)); // false
Example 2:
class Foo
{
public $bar = null;
}
$foo = new Foo();
var_dump(property_exists($foo, 'bar')); // true
var_dump(isset($foo->bar)); // false
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How can I suppress all output from a command using Bash?
...he terminal device rather than to standard output/error. To test, put echo foo > $(tty) in a script and run ./test.sh &> /dev/null - The output is still printed to the terminal. Of course this is not a problem if you're writing a script which uses no such commands.
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setMaxResults for Spring-Data-JPA annotation?
...t; {
@Query("from User u where ...")
List<User> findAllUsersWhereFoo(@Param("foo") Foo foo, Pageable pageable);
default List<User> findTop10UsersWhereFoo(Foo foo) {
return findAllUsersWhereFoo(foo, new PageRequest(0,10));
}
}
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What's the false operator in C# good for?
...plicitly.
Comparing to SQL, imagine a table Table with 3 rows with value Foo set to true, 3 rows with value Foo set to false and 3 rows with value Foo set to null.
SELECT COUNT(*) FROM Table WHERE Foo = TRUE OR Foo = FALSE
6
In order to count all rows you'd have to do the following:-
SELECT CO...
typedef struct vs struct definitions [duplicate]
...ed to define, or to refer to, a structure type. For example, this:
struct foo {
int n;
};
creates a new type called struct foo. The name foo is a tag; it's meaningful only when it's immediately preceded by the struct keyword, because tags and other identifiers are in distinct name spaces. (Th...
Why doesn't JUnit provide assertNotEquals methods?
Does anybody know why JUnit 4 provides assertEquals(foo,bar) but not assertNotEqual(foo,bar) methods?
11 Answers
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How to iterate over associative arrays in Bash
...usion in the other answer comes from the fact that your question includes "foo" and "bar" for both the keys and the values.
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Counting the occurrences / frequency of array elements
...
Here you go:
function foo(arr) {
var a = [], b = [], prev;
arr.sort();
for ( var i = 0; i < arr.length; i++ ) {
if ( arr[i] !== prev ) {
a.push(arr[i]);
b.push(1);
} else {
b[b.le...
Replace one substring for another string in shell script
...e first part has to be a variable reference. You can't do echo ${my string foo/foo/bar}. You'd need input="my string foo"; echo ${input/foo/bar}
– Henrik N
Sep 15 '16 at 7:42
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