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The name does not exist in the namespace error in XAML
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answered Aug 1 '14 at 11:07
Toan NCToan NC
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How to find list intersection?
...out duplicates then you can use set intersection:
>>> a = [1,2,3,4,5]
>>> b = [1,3,5,6]
>>> list(set(a) & set(b))
[1, 3, 5]
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Xcode + remove all breakpoints
... there's a 3 step way:
Press CMD(⌘)+7 to show all breakpoints.
In Xcode4 press CMD(⌘)+6, in Xcode3 press CMD(⌘)+ALT+B.
Select all breakpoints with CMD(⌘)+A and delete them, like deleting text, with backspace.
There's no step 3 :)
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Which version of CodeIgniter am I currently using?
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edited Jun 12 '14 at 0:45
answered Feb 4 '10 at 1:59
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How can I check if my python object is a number? [duplicate]
... yet it will barf an error message when some operation doesn't make sense (4 - "1"), so manually checking this is rarely really needed. It's just a bonus. You can add it when finishing a module to avoid pestering others with implementation details.
This works starting with Python 2.6. On older vers...
Reimport a module in python while interactive
... new version without leaving the Python interpreter.
If running Python 3.4 and up, do import importlib, then do importlib.reload(nameOfModule).
Don't forget the caveats of using this method:
When a module is reloaded, its dictionary (containing the module’s global variables) is retained. Red...
How to get all possible combinations of a list’s elements?
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482
Have a look at itertools.combinations:
itertools.combinations(iterable, r)
Return r le...
Eclipse Android Plugin — libncurses.so.5
...htily with installing ADT (Android Dev Tools) on Eclipse in Fedora 16 OS, 64-bit.
7 Answers
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MySQL Conditional Insert
..., try:
INSERT INTO x_table(instance, user, item)
SELECT 919191, 123, 456
FROM dual
WHERE NOT EXISTS (SELECT * FROM x_table
WHERE user = 123
AND item = 456)
In this, dual is a table with one row only (found originall...