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Swift: #warning equivalent
...iler isn't smart enough to get rid of it (I think this is very unlikely) - 100 Int vars in memory is 6.4kb of memory - basically nothing. I don't think you've got a valid point sorry.
– Jordan Smith
Mar 22 '16 at 20:56
...
One-line list comprehension: if-else variants
...ssion you're returning for each element. Thus you need:
[ x if x%2 else x*100 for x in range(1, 10) ]
The confusion arises from the fact you're using a filter in the first example, but not in the second. In the second example you're only mapping each value to another, using a ternary-operator exp...
Height equal to dynamic width (CSS fluid layout) [duplicate]
...fore pseudo-element. #container:before{content:"";display:block;margin-top:100%;}
– Connor Peet
Mar 9 '13 at 1:34
2
...
Div width 100% minus fixed amount of pixels
...st stumbled upon: css calc():
.calculated-width {
width: -webkit-calc(100% - 100px);
width: -moz-calc(100% - 100px);
width: calc(100% - 100px);
}
Source: css width 100% minus 100px
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What's the difference between eval, exec, and compile?
...ass a reference to exec:
>>> call_later(exec, 'print(42)', delay=1000)
File "<stdin>", line 1
call_later(exec, 'print(42)', delay=1000)
^
SyntaxError: invalid syntax
Which a pattern that someone might actually have used, though unlikely;
Or use it in a lis...
One SVN repository or many?
...very well with bigger repositories, there is no slowdown even on huge (>100GB) repositories.
So you will have less hassle with a single repository. But you really should think about the repo layout!
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Is there an easy way to pickle a python function (or otherwise serialize its code)?
...= types.FunctionType(code, globals(), "some_func_name")
func(10) # gives 100
A few caveats:
marshal's format (any python bytecode for that matter) may not be compatable between major python versions.
Will only work for cpython implementation.
If the function references globals (including impor...
How do I store an array in localStorage? [duplicate]
...id, this makes only sense for hugh array elements. If you have for example 100KB per element it would be better to use a small entry with keys.
– PiTheNumber
Aug 27 '13 at 7:11
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Declaring variables inside or outside of a loop
...urrentTimeMillis();
double test;
for (double i = 0; i < 1000000000; i++) {
test = i;
}
long finish = System.currentTimeMillis();
System.out.println("Test1 Took: " + (finish - start) + " msecs");
}
}
public class LocalTest2 {
public st...
Difference between __str__ and __repr__?
...
+100
Alex summarized well but, surprisingly, was too succinct.
First, let me reiterate the main points in Alex’s post:
The default i...