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What is the difference between save and insert in Mongo DB?
...e save will do -> It will do normal insertion
upsert to insert.Now in this case as insert() do.
what that means, it means
take the document and replace
the complete document having same
_id.
Let us consider the two cases here for insert:-
1) Having _id of...
Copy Notepad++ text with formatting?
... "Export to HTML" works but not "Copy HTML to clipboard". Do you know why?
– Pacerier
Jul 3 '15 at 9:53
7
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How to hide the keyboard when I press return key in a UITextField?
...
class MyViewController: UIViewController, UITextFieldDelegate {
....
}
Now add a delegate to a TextField in which you want to dismiss the keyboard when return is tapped either in viewDidLoad method like below or where you are initializing it.
For eg.
override func viewDidLoad() {
super.vie...
source of historical stock data [closed]
...
CSI is great but, just FYI, delisted stocks are now a premium service, no longer included in the basic packages. Just FYI.
– Olie
Nov 1 '14 at 23:29
1
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What does an exclamation mark mean in the Swift language?
...
OK. So the docs talk about using ! when you know for sure it can be unwrapped. But you can run the code fine without it (a forth option for your list - implicit unwrapping) AND without checking first. You get back the value or nil if nil. But if you know for sure that ...
Django Server Error: port is already in use
... 0 0 :::3306 :::* LISTEN
So now just close the port in which Django/python running already by killing the process associated with it.
kill -9 PID
in my case
kill -9 6599
Now run your Django app.
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How to import classes defined in __init__.py
...d something like this to lib/__init__.py
from .helperclass import Helper
now you can import it directly:
from lib import Helper
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Programmatically relaunch/recreate an activity?
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I used to utilze recreate() but now I see an odd problem where radio buttons do not get reset when recreating, but they do when finish(); startActivity(getIntent()); so I'm using this for now and see how it works over the next days or weeks.
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ImportError: No module named Crypto.Cipher
...install pycrypto
and reinstalling pycrypto:
sudo pip install pycrypto
Now it works as expected when I do something like:
from Crypto.Cipher import AES
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Testing service in Angular returns module is not defined
...xpected? It could or couldn't happen, but that is a liability in your code now that could be avoided, don't you think?
– foomip
May 19 '14 at 8:52
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