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In Python, what happens when you import inside of a function? [duplicate]
...le-level means each use of goo.this, goo.that, etc, is two dict lookups -- one for goo and one for the attribute name. Having it be "function level" pays one extra local-variable setting per run of the function (even faster than the dictionary lookup part!) but saves one dict lookup (exchanging it ...
Why are primes important in cryptography?
One thing that always strikes me as a non-cryptographer: Why is it so important to use Prime numbers? What makes them so special in cryptography?
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Is there a simple way to remove multiple spaces in a string?
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I prefer this one because it only focuses on the space character and doesn't affect characters like '\n's.
– hhsaffar
Oct 17 '14 at 20:13
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Is it safe to remove selected keys from map within a range loop?
How can one remove selected keys from a map?
Is it safe to combine delete() with range, as in the code below?
4 Answers
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Is a colon `:` safe for friendly-URL use?
... these restrictions, the fragment part has no defined structure beyond the one your application gives it. The scheme, http, only says that you don't send this part to the server.
EDIT:
D'oh!
Despite my assertions about the URI spec, irreputable provides the correct answer when he points out tha...
Android; Check if file exists without creating a new one
...heck if file exists in my package folder, but I don't want to create a new one.
7 Answers
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Java - escape string to prevent SQL injection
...ny way.
There are different set methods for different data types -- which one you use depends on what your database fields are. For example, if you have an INTEGER column in the database, you should use a setInt method. The PreparedStatement documentation lists all the different methods available...
How does `is_base_of` work?
...* than D* to B*.
Now what user defined conversion sequence is better? The one for the second or the first check function? The rule is that user defined conversion sequences can only be compared if they use the same conversion function or constructor according to 13.3.3.2/3b2. This is exactly the ca...
Is there a way to add/remove several classes in one single instruction with classList?
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I am switching to this one as the correct answer, as this is a native API, even if support is not great.
– Enrique Moreno Tent
Sep 4 '14 at 8:29
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Android: how to handle button click
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Question 1:
Unfortunately the one in which you you say is most intuitive is the least used in Android. As I understand, you should separate your UI (XML) and computational functionality (Java Class Files). It also makes for easier debugging. It is actuall...