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How to avoid overflow in expr. A * B - C * D
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Both long long and double are 64 bits. Since double has to allocate some bits for the exponent, it has a smaller range of possible values without loss of precision.
– Jim Garrison
Nov 5 '12 at 19:03
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When do you use the Bridge Pattern? How is it different from Adapter pattern?
...ttern Wikipedia entry). The Bridge pattern is a composite of the Template and Strategy patterns.
It is a common view some aspects of the Adapter pattern in the Bridge pattern. However, to quote from this article:
At first sight, the Bridge pattern looks a lot like the Adapter pattern in that ...
Is it possible to use jQuery .on and hover?
...after the initial page load. I'm currently using .bind with mouseover and mouseout .
10 Answers
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Difference between VARCHAR and TEXT in MySQL [duplicate]
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VARCHAR(M)
variable max size of M characters
M needs to be between 1 and 65535
takes 1 + c bytes (for M ≤ 255) or 2 + c (for 256 ≤ M ≤ 65535) bytes of disk space where c is the length of the stored string
can be part of an index
More Details
TEXT has a fixed max size of 2¹⁶-1 = 655...
How to sort a list/tuple of lists/tuples by the element at a given index?
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@Stephen using itemgetter is faster and simpler: key=itemgetter(1) and at the beginning of the file: from operator import itemgetter
– Joschua
Mar 13 '13 at 20:08
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Limit file format when using ?
...I'd like to know if there is a solution. I'd like to keep solely to HTML and JavaScript; no Flash please.
11 Answers
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Disable browser's back button
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Do not disable expected browser behaviour.
Make your pages handle the possibility of users going back a page or two; don't try to cripple their software.
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JavaScript: filter() for Objects
...filter() prototype for Array types, but not Object types, if I understand correctly.
15 Answers
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Spring DAO vs Spring ORM vs Spring JDBC
I was going through data access technologies supported by Spring, and I noticed that it mentions multiple options and I am not sure about the difference among them:
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Why is Visual Studio 2013 very slow?
...Visual Studio according to these steps:
In Visual Studio, click "Tools", and then click "Options".
In the Options dialog box, navigate to the "Environment > General" section and clear the "Automatically adjust visual experience based on client performance" check box. (Refer to the following scr...