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what's the meaning of '=?' in angularJS directive isolate scope declaration?
..._EXPRESSION exception. You can avoid this behavior
using =? or =?attr in order to flag the property as optional.
It should trigger the expected error on every digest that affects the scope property:
parentSet = parentGet.assign || function() {
// reset the change, or we will throw this exceptio...
Declaring pointers; asterisk on the left or right of the space between the type and name? [duplicate
...Pointer; (b) typedef Cat* CatPointer; When writing a typedef the other order via "using" though, it becomes clearer which word the asterisk belongs with in a typedef, since the first one works, and the second is uncompilable nonsense. (a) using CatPointer = Cat*; (b) using *CatPointer = ...
Is 1.0 a valid output from std::generate_canonical?
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How to calculate the angle between a line and the horizontal axis?
...e will give 45.0 degrees for the example shown, which is wrong. Change the order of the deltaY calculation and it works properly.
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SQL select only rows with max value on a column [duplicate]
...ELECT id, rev, contents,
ROW_NUMBER() OVER (PARTITION BY id ORDER BY rev DESC) rank
FROM YourTable) a
WHERE a.rank = 1
Added in SQL standard ANSI/ISO Standard SQL:2003 and later extended with ANSI/ISO Standard SQL:2008, window (or windowing) functions are available with...
Define css class in django Forms
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actually it works for Jinja2 also :-) I changed the order of safe fileter and added parenthesis instead of colon {{ myform.email|add_class("css_class_1 css_class_2")|safe }} thanks for writing this. it should be part of Django.
– David Dehghan
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Python List vs. Array - when to use?
...h element of an array in a constant time, whereas in linked list, it takes order 'n' in the worst case. What's the lookup time of i'th element in a python list?
– Nithish Inpursuit Ofhappiness
Jul 19 '17 at 2:16
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Why does dividing two int not yield the right value when assigned to double?
... division version of operator/, which takes 2 ints and returns an int. In order to use the double version, which returns a double, at least one of the ints must be explicitly casted to a double.
c = a/(double)b;
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What is the difference between int, Int16, Int32 and Int64?
...n int16 takes as much space as an int32 (and actually an int64) because in order for most operations to be efficient, we pad around the data to make accesses aligned to 32 or 64 bit boundaries (in 32 or 64 bit modes respectively). This is because unaligned accesses are ridiculously inefficient on so...
Eclipse - no Java (JRE) / (JDK) … no virtual machine
...ession, you can want to register an older SDK (including a non-Sun one) in order to run/debug your programs with a JRE similar to the one which will actually be used in production.
June 2012, jmbertucci comments:
I'm running Windows 7 64-bit and I had the 32-bit JRE installed.
I downlo...