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More elegant way of declaring multiple variables at the same time
... done quite succinctly with a nested list comprehension, but here's a very readable implementation:
>>> def invert_dict(inverted_dict):
... elements = inverted_dict.iteritems()
... for flag_value, flag_names in elements:
... for flag_name in flag_names:
... yiel...
Mockito.any() pass Interface with Generics
...AsyncCallback<AnyOtherType> as well?
– Matthew Read
Oct 3 '16 at 15:32
@MatthewRead Using AsyncCallback<AnyO...
Posting a File and Associated Data to a RESTful WebService preferably as JSON
...used on wanting to use JSON for the request and if that was possible. I already know that I could send it the way you suggest.
– Gregg
Nov 3 '10 at 3:05
16
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Is a view faster than a simple query?
...
totally disagree... reading from a view allows the SQL to be rewritten.. and it's generally FASTER to read from a view (than from a dump of the view).
– Aaron Kempf
Jan 9 '13 at 20:23
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Validating an XML against referenced XSD in C#
...
You need to create an XmlReaderSettings instance and pass that to your XmlReader when you create it. Then you can subscribe to the ValidationEventHandler in the settings to receive validation errors. Your code will end up looking like this:
using Sy...
Syntax behind sorted(key=lambda: …)
... before the evens, the evens themselves are not sorted. Why is this?? Lets read the docs:
Key Functions Starting with Python 2.4, both list.sort() and sorted() added a key parameter to specify a function to be called on
each list element prior to making comparisons.
We have to do a little bi...
PHP - Debugging Curl
...mp', 'w+');
curl_setopt($handle, CURLOPT_STDERR, $verbose);
You can then read it after curl has done the request:
$result = curl_exec($handle);
if ($result === FALSE) {
printf("cUrl error (#%d): %s<br>\n", curl_errno($handle),
htmlspecialchars(curl_error($handle)));
}
rewind...
What is Persistence Context?
...tudying JPA and came across many new terms like Entity, persistence. While reading, I could not understand the exact definition for Persistence Context .
...
Difference between private, public, and protected inheritance
...n, I'd like to describe member's accessors first in my own words. If you already know this, skip to the heading "next:".
There are three accessors that I'm aware of: public, protected and private.
Let:
class Base {
public:
int publicMember;
protected:
int protectedMember;...
Android: upgrading DB version and adding new table
I've already created sqlite tables for my app, but now I want to add a new table to the database.
5 Answers
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