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Is there a “goto” statement in bash?
...
@ruakh Actually, many languages allow break LABEL_NAME;, rather than Bash's disgusting break INTEGER;.
– Sapphire_Brick
Jun 29 at 18:37
1
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How does the main() method work in C?
... be handled. */
extern int main(int argc, char **argv, char **envp);
void __start(void)
{
/* This is the real startup function for the executable.
It performs a bunch of library initialization. */
/* ... */
/* And then: */
exit(main(argc_from_somewhere, argv_from_somewhere, envp_from...
How to redirect 404 errors to a page in ExpressJS?
...low,
// this means that Express will attempt
// to match & call routes _before_ continuing
// on, at which point we assume it's a 404 because
// no route has handled the request.
app.use(app.router);
// Since this is the last non-error-handling
// middleware use()d, we assume 404, as nothing e...
What is the purpose of std::make_pair vs the constructor of std::pair?
What is the purpose of std::make_pair ?
7 Answers
7
...
When to use NSInteger vs. int
...amic typedef*s to one of these types, and they are defined like this:
#if __LP64__ || TARGET_OS_EMBEDDED || TARGET_OS_IPHONE || TARGET_OS_WIN32 || NS_BUILD_32_LIKE_64
typedef long NSInteger;
typedef unsigned long NSUInteger;
#else
typedef int NSInteger;
typedef unsigned int NSUInteger;
#endif
Wit...
Synchronous request in Node.js
...and pass to the next
endpoints =
[{ host: 'www.example.com', path: '/api_1.php' },
{ host: 'www.example.com', path: '/api_2.php' },
{ host: 'www.example.com', path: '/api_3.php' }];
async.mapSeries(endpoints, http.get, function(results){
// Array of results
});
...
Sort Go map values by keys
... }
sort.Ints(keys)
// To perform the opertion you want
for _, k := range keys {
fmt.Println("Key:", k, "Value:", m[k])
}
}
Output:
Key: 0 Value: b
Key: 1 Value: a
Key: 2 Value: c
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Is the LIKE operator case-sensitive with MSSQL Server?
...inherits the collation from the database it belongs.
A collation like sql_latin1_general_cp1_ci_as dictates how the content of the column should be treated. CI stands for case insensitive and AS stands for accent sensitive.
A complete list of collations is available at https://msdn.microsoft.com/...
Rails 3 execute custom sql query without a model
...
Maybe try this:
ActiveRecord::Base.establish_connection(...)
ActiveRecord::Base.connection.execute(...)
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...
Is there a function to make a copy of a PHP array to another?
... by reference. This means that:
$a = array();
$b = $a;
$b['foo'] = 42;
var_dump($a);
Will yield:
array(0) {
}
Whereas:
$a = new StdClass();
$b = $a;
$b->foo = 42;
var_dump($a);
Yields:
object(stdClass)#1 (1) {
["foo"]=>
int(42)
}
You could get confused by intricacies such as Ar...