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Numpy: find first index of value fast
How can I find the index of the first occurrence of a number in a Numpy array?
Speed is important to me. I am not interested in the following answers because they scan the whole array and don't stop when they find the first occurrence:
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Node.js quick file server (static files over HTTP)
...ode.js ready-to-use tool (installed with npm ), that would help me expose folder content as file server over HTTP.
31 Answ...
minimum double value in C/C++
...table way to represent the smallest negative value (e.g. to use negative infinity) in a C(++) program?
10 Answers
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...，相比较之前的DDE更加稳健和快速。在MSDN的Real-Time Data FAQ上有其性能描述（http://msdn.microsoft.com/en-us/library/aa140060(v=office.10).aspx#odc_xlrtdfaq_whatisrtd），据说在一台配置为 Pentium III 500 MHz 的CPU和 128 MB 内存的电脑上，RTD可以在一秒内...
How can I delete a query string parameter in JavaScript?
Is there better way to delete a parameter from a query string in a URL string in standard JavaScript other than by using a regular expression?
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Call apply-like function on each row of dataframe with multiple arguments from each row
I have a dataframe with multiple columns. For each row in the dataframe, I want to call a function on the row, and the input of the function is using multiple columns from that row. For example, let's say I have this data and this testFunc which accepts two args:
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Are std::vector elements guaranteed to be contiguous?
... guaranteed to be contiguous? In order word, can I use the pointer to the first element of a std::vector as a C-array?
7 A...
Fastest way to tell if two files have the same contents in Unix/Linux?
I have a shell script in which I need to check whether two files contain the same data or not. I do this a for a lot of files, and in my script the diff command seems to be the performance bottleneck.
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Is there a bash command which counts files?
Is there a bash command which counts the number of files that match a pattern?
14 Answers
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Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it
I want to send temperature value from a microcontroller using UART to C# interface and Display temperature on Label.Content . Here is my microcontroller code:
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