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Fast Bitmap Blur For Android SDK

...x Blur, but is * 7x faster than my Gaussian Blur implementation. * * I called it Stack Blur because this describes best how this * filter works internally: it creates a kind of moving stack * of colors whilst scanning through the image. Thereby it * just has to add one new block of color to th...
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Why do some C# lambda expressions compile to static methods?

...l implementation most likely varies slightly): private class <Main>b__0 { public int age; public void withClosure(string s) { Console.WriteLine("My name is {0} and I am {1} years old", s, age) } } private static class <Main>b__1 { public static void withoutC...
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Rename specific column(s) in pandas

I've got a dataframe called data . How would I rename the only one column header? For example gdp to log(gdp) ? 5 Answe...
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How can I check if a string represents an int, without using try/except?

... If you're really just annoyed at using try/excepts all over the place, please just write a helper function: def RepresentsInt(s): try: int(s) return True except ValueError: return False >>> pri...
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How to check BLAS/LAPACK linkage in NumPy and SciPy?

... Given its widespread usefulness, numpy.__config__ should really be a public API. Nonetheless, you win this round, davost. – Cecil Curry Feb 5 '16 at 5:51 2 ...
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Object of custom type as dictionary key

... You need to add 2 methods, note __hash__ and __eq__: class MyThing: def __init__(self,name,location,length): self.name = name self.location = location self.length = length def __hash__(self): return hash((self.name...
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浅析为什么char类型的范围是 -128~+127 - C/C++ - 清泛网 - 专注C/C++及内核技术

...减法,它会转化为1+(-1) ,因此 0000 0001 + 1000 0001 ____________________ 1000 0010 …………… -2 ,1-1= -2? 这显然是不对了,所以为了避免减法运算错误,计算机大神们发明出了反码,直接用最高位表示符号位的叫做...
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What are the differences between .so and .dylib on osx?

...xecutables and libraries distinguishes between shared libraries and dynamically loaded modules. Use otool -hv some_file to see the filetype of some_file. Mach-O shared libraries have the file type MH_DYLIB and carry the extension .dylib. They can be linked against with the usual static linker flags...
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throw Error('msg') vs throw new Error('msg')

...this is explicitly stated in the specification: ... Thus the function call Error(…) is equivalent to the object creation expression new Error(…) with the same arguments. share | improve thi...
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top -c command in linux to filter processes listed based on processname

Top lists all the processes, there are good options to filter the processes by username by using the option -u but I am wondering if there is any easy way to filter the processes based on processname listed under COMMAND column of the top output. ...