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In C++, is it still bad practice to return a vector from a function?
...ere are times it makes sense to pass around collection-like objects (e.g., strings) but for the example cited, I'd consider passing or returning the vector a poor idea.
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How to show a dialog to confirm that the user wishes to exit an Android Activity?
...)
.setIcon(android.R.drawable.ic_dialog_alert)
.setTitle(R.string.quit)
.setMessage(R.string.really_quit)
.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which)...
How to iterate through all git branches using bash script
...e valid in Git branch names, this returns the list of branches without the extra characters.
Edit: If you're in 'detached head' state, you'll need to filter out the current entry:
git branch --list | grep -v "HEAD detached" | grep "[^* ]+" -oE
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Convert Python program to C/C++ code? [closed]
...ou’re
using a map), and turn this into parallel code without requiring extra
effort from you. You can also specify parallel sections using pragma omp > directives; in this respect, it feels very similar to Cython’s
OpenMP support.
Behind the scenes, Pythran will take bot...
How to serialize SqlAlchemy result to JSON?
...(db.Integer, primary_key=True, auto_increment=True)
email = db.Column(db.String(200), unique=True)
@app.route('/users/')
def users():
users = User.query.all()
return jsonify(users)
if __name__ == "__main__":
users = User(email="user1@gmail.com"), User(email="user2@gmail.com")
db.crea...
完美解决phpcms批量移动内容后，新闻心情、评论排行等不更新的问题 - 更多...
... $tree->init($categorys);
$string .= $tree->get_tree(0, $str);
$str = "<option value='\$catid'>\$spacer \$catname</option>";
$source_string = '';
$tree->init($categorys);
...
Easy way to turn JavaScript array into comma-separated list?
I have a one-dimensional array of strings in JavaScript that I'd like to turn into a comma-separated list. Is there a simple way in garden-variety JavaScript (or jQuery) to turn that into a comma-separated list? (I know how to iterate through the array and build the string myself by concatenation if...
How do I detect whether a Python variable is a function?
...into this by removing the __call__ from the
class. And just to keep things extra exciting, add a fake __call__ to the instance!
>>> del Spam.__call__
>>> can_o_spam.__call__ = lambda *args: 'OK?'
Notice this really isn't callable:
>>> can_o_spam()
Traceback (most recen...
Setting PayPal return URL and making it auto return?
...--------------------------------------------------------------
$product_id_string = $_POST['custom'];
$product_id_string = rtrim($product_id_string, ","); // remove last comma
// Explode the string, make it an array, then query all the prices out, add them up, and make sure they match the payment_gr...
Should a return statement be inside or outside a lock?
...e of the try/finally - however, the return outside the lock still requires extra locals which can't be optimised away - and takes more code...
– Marc Gravell♦
Nov 5 '08 at 21:18
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