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Why does changing 0.1f to 0 slow down performance by 10x?
Why does this bit of code,
5 Answers
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Purpose of Python's __repr__
...__repr__ should return a printable representation of the object, most likely one of the ways possible to create this object. See official documentation here. __repr__ is more for developers while __str__ is for end users.
A simple example:
>>> class Point:
... def __init__(self, x, y):
...
Draw multi-line text to Canvas
A hopefully quick question, but I can't seem to find any examples... I'd like to write multi-line text to a custom View via a Canvas , and in onDraw() I have:
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How do you set, clear, and toggle a single bit?
How do you set, clear, and toggle a bit?
30 Answers
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Explain how finding cycle start node in cycle linked list work?
...eginning of linked list while keeping the hare at meeting place, followed by moving both one step at a time make them meet at starting point of cycle?
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PHP编译configure时常见错误 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...决这些错误的经验。
1、configure: error: No curses/termcap library found
网上有的说法是：–with-named-curses-libs=/usr/lib/libncursesw.so.5
其实是不对的，虽然能解决configure的错误，但是make的时候会提示错误，正确的做法应该是
centos: yum -y ...
How to describe “object” arguments in jsdoc?
...rs With Properties
If a parameter is expected to have a particular property, you can document that immediately after the @param tag for that parameter, like so:
/**
* @param userInfo Information about the user.
* @param userInfo.name The name of the user.
* @param userInfo.email The email ...
PHP calculate age
I'm looking for a way to calculate the age of a person, given their DOB in the format dd/mm/yyyy.
37 Answers
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How to know when UITableView did scroll to bottom in iPhone
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The best way is to test a point at the bottom of the screen and use this method call when ever the user scrolls (scrollViewDidScroll):
- (NSIndexPath *)indexPathForRowAtPoint:(CGPoint)point
Test a point near the bottom of the screen,...
Average of 3 long integers
I have 3 very large signed integers.
12 Answers
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