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Why is Double.MIN_VALUE in not negative
...ng used to the meaning Integer.MIN_VALUE, I too was a bit surprised when I read that Double.MIN_VALUE was the smallest absolute value that could be represented. Perhaps they thought it was superfluous to have a constant representing the least possible value as it is simply a - away from MAX_VALUE :-...
prevent property from being serialized in web API
...Something> Somethings { get; set; }
}
For more understanding, you can read the official article.
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When do I use the PHP constant “PHP_EOL”?
... Sep 24 '08 at 17:35
Adam BellaireAdam Bellaire
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Python creating a dictionary of lists
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Your question has already been answered, but IIRC you can replace lines like:
if d.has_key(scope_item):
with:
if scope_item in d:
That is, d references d.keys() in that construction. Sometimes defaultdict isn't the best option (for example...
What does “|=” mean? (pipe equal operator)
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|= reads the same way as +=.
notification.defaults |= Notification.DEFAULT_SOUND;
is the same as
notification.defaults = notification.defaults | Notification.DEFAULT_SOUND;
where | is the bit-wise OR operator.
All operato...
~x + ~y == ~(x + y) is always false?
...
Assuming the goal of the question is testing your math (rather than your read-the-C-specifications skills), this should get you to the answer.
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Using HTML in Express instead of Jade
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In my opinion, using something as big as ejs just to read html files is a bit heavy-handed. I just wrote my own template engine for html files that's remarkably simple. The file looks like this:
var fs = require('fs');
module.exports = function(path, options, fn){
var ca...
How to do the equivalent of pass by reference for primitives in Java
...his choice would require a small change to the callsite in main so that it reads, toyNumber = temp.play(toyNumber);.
Choice 3: make it a class or static variable
If the two functions are methods on the same class or class instance, you could convert toyNumber into a class member variable.
Choice ...
BaseException.message deprecated in Python 2.6
...ring argument be passed to the constructor."""
__str__ and __repr__ are already implemented in a meaningful way,
especially for the case of only one arg (that can be used as message).
You do not need to repeat __str__ or __init__ implementation or create _get_message as suggested by others.
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What does {0} mean when initializing an object?
... both C and C++. It's a common idiom used to initialize an object to zero (read on to see what that means).
For scalar types (arithmetic and pointer types), the braces are unnecessary, but they're explicitly allowed. Quoting the N1570 draft of the ISO C standard, section 6.7.9:
The initializer ...