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Is 'float a = 3.0;' a correct statement?
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It is not an error to declare float a = 3.0 : if you do, the compiler will convert the double literal 3.0 to a float for you.
However, you should use the float literals notation in specific scenarios.
For performance reasons:
Specifically, consider:
float fo...
Purpose of returning by const value? [duplicate]
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136
In the hypothetical situation where you could perform a potentially expensive non-const operati...
Why is lazy evaluation useful?
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Vinko Vrsalovic
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answered Nov 5 '08 at 15:07
mipadimipadi
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What does ~~ (“double tilde”) do in Javascript?
... because the bitwise operators implicitly convert their operands to signed 32-bit integers. This works whether the operands are (floating-point) numbers or strings, and the result is a number.
In other words, it yields:
function(x) {
if(x < 0) return Math.ceil(x);
else return Math.floor(x);...
Accessing items in an collections.OrderedDict by index
...oo', 'python')
>>> d.items()[1]
('bar', 'spam')
Note for Python 3.X
dict.items would return an iterable dict view object rather than a list. We need to wrap the call onto a list in order to make the indexing possible
>>> items = list(d.items())
>>> items
[('foo', 'pyth...
What is the purpose of the vshost.exe file?
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edited Feb 22 at 1:34
Callum Watkins
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answ...
Difference between this and self in JavaScript
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134
Unless set elsewhere, the value of self is window because JavaScript lets you access any proper...
Running multiple AsyncTasks at the same time — not possible?
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438
AsyncTask uses a thread pool pattern for running the stuff from doInBackground(). The issue is ...
How to get a float result by dividing two integer values using T-SQL?
...ers, you can cast them to be floats first:
SELECT CAST(1 AS float) / CAST(3 AS float)
or
SELECT CAST(MyIntField1 AS float) / CAST(MyIntField2 AS float)
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Get Substring between two characters using javascript
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453
You can try this
var mySubString = str.substring(
str.lastIndexOf(":") + 1,
str.lastIn...