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Pythonic way to print list items
...ist = ['foo', 'bar']
print('myList is %s' % str(myList))
Simple, easy to read and can be used together with format string.
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A fast method to round a double to a 32-bit int explained
When reading Lua's source code, I noticed that Lua uses a macro to round a double to a 32-bit int . I extracted the macro , and it looks like this:
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Can I make git recognize a UTF-16 file as text?
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@AgiHammerthief sure after reading again I agree, dunno what I was thinking about. FWIW vimdiff and iconv are both already present on macOS so you don't need to bother wondering where to get them, and they do the job
– itMaxence
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How to sort a dataframe by multiple column(s)
... use the arrange() function from plyr as Hadley pointed out in the above thread:
library(plyr)
arrange(dd,desc(z),b)
Benchmarks: Note that I loaded each package in a new R session since there were a lot of conflicts. In particular loading the doBy package causes sort to return "The following o...
How can I display just a portion of an image in HTML/CSS?
...ys have issues. "Clip" has been depreciated and background-position is not read accurately in all browsers.
– Kareem
Jan 21 '16 at 14:12
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How do I find out which process is locking a file using .NET?
... do so, you will get ERROR_WRITE_FAULT, meaning An operation was unable to read or write to the registry. You could selectively grant permission to your restricted account to the necessary part of the registry. It is more secure though to have your limited access process set a flag (e.g. in the data...
Is the “struct hack” technically undefined behavior?
...mbers just seem like an attempt to appease the kind of folk seen in this thread complaining about that fact.
– underscore_d
Jul 1 '16 at 23:49
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Circle-Rectangle collision detection (intersection)
...iting any geometry you probably have the above functions in your library already. Otherwise, pointInRectangle() can be implemented in several ways; any of the general point in polygon methods will work, but for a rectangle you can just check whether this works:
0 ≤ AP·AB ≤ AB·AB and 0 ≤ AP...
How do I fix blurry text in my HTML5 canvas?
...s to display the element at its proper size.
I would highly recommend you read this article from HTML5Rocks which explains in more detail how to create high definition elements.
tl;dr?
Here is an example (based on the above tut) that I use in my own projects to spit out a canvas with the proper re...
C＋＋模板的特化 - C/C++ - 清泛网 - 专注C/C++及内核技术
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http://www.cnblogs.com/cutepig/archive/2009/02/12/1389479.html
http://read.newbooks.com.cn/info/175115.html
先说类模板的特化吧：
谁都没的说的全特化：
// general version
template<class T>
class Compare
{
public:
static bool IsEqual(const T& lh, const T& rh)
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