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Object of custom type as dictionary key
... self.name.__hash__(), and if you do and you can do hash((x, y)) to avoid XORing yourself.
– Rosh Oxymoron
Feb 4 '11 at 19:02
5
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URL matrix parameters vs. query parameters
I'm wondering whether to use matrix or query parameters in my URLs. I found an older discussion to that topic not satisfying.
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How to know/change current directory in Python shell?
...ws 7. When I open the Python shell, how can I know what the current directory is and how can I change it to another directory where my modules are?
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What is the pythonic way to avoid default parameters that are empty lists?
...fault parameter which is an empty list. Yet Python gives unexpected behavior in these situations .
9 Answers
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Get generic type of java.util.List
...then you can get them with a little help of reflection:
package test;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.util.ArrayList;
import java.util.List;
public class Test {
List<String> stringList = new ArrayList<String>();
List<...
“render :nothing => true” returns empty plaintext file?
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UPDATE: This is an old answer for legacy Rails versions. For Rails 4+, see William Denniss' post below.
Sounds to me like the content type of the response isn't correct, or isn't correctly interpreted in your browser. Double check your http headers to see...
Why is Python 3.x's super() magic?
...()
Spam().baz() # liable to blow up
The same applies to using class decorators where the decorator returns a new object, which rebinds the class name:
@class_decorator_returning_new_class
class Foo(Bar):
def baz(self):
# Now `Foo` is a *different class*
return super(Foo, sel...
OnItemCLickListener not working in listview
...om here, but by deep clicking.
If any row item of list contains focusable or clickable view then OnItemClickListener won't work.
The row item must have a param like
android:descendantFocusability = "blocksDescendants".
Here you can see an example of how your list item should look like.
Your list...
Is LINQ to SQL Dead or Alive?
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1) They can't "kill" Linq-to-SQL as it is already part of the .net framework. What they can do is stop adding features to it. That doesn't prevent the thousands of developers out there that are already using L2S from extending it and improving it. Some core areas are tricky to touch but they're so...
In where shall I use isset() and !empty()
...ewhere that the isset() function treats an empty string as TRUE , therefore isset() is not an effective way to validate text inputs and text boxes from a HTML form.
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