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Create MSI or setup project with Visual Studio 2012

I create a small application and I would like to create one MSI file. 8 Answers 8 ...
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Mongoimport of json file

I have a json file consisting of about 2000 records. Each record which will correspond to a document in the mongo database is formatted as follows: ...
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App Inventor 2 串口调试 App 全方案技术调研 - App应用开发 - 清泛IT社区,为创新赋能!

...常用的工具。很多同学问:App Inventor 2 能不能做一个手机版的串口调试器?答案是:不仅能做,而且有多条技术路线可选。本文从源码层面深度剖析 App Inventor 2 的串口通信能力,给出完整的方案对比和实现建议。 一、先说...
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How to run an EXE file in PowerShell with parameters with spaces and quotes

...mand starting with a string it just evaluates the string, that is, it typically echos it to the screen, for example: PS> "Hello World" Hello World If you want PowerShell to interpret the string as a command name then use the call operator (&) like so: PS> & 'C:\Program Files\IIS\Mi...
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How to use Boost in Visual Studio 2010

...te's answer is pretty good already, I'm going to expand on it more specifically for Visual Studio 2010 as requested, and include information on compiling in the various optional components which requires external libraries. If you are using headers only libraries, then all you need to do is to unar...
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How do you round a floating point number in Perl?

.... For rounding to a certain number of digits, sprintf() or printf() is usually the easiest route. printf("%.3f", 3.1415926535); # prints 3.142 The POSIX module (part of the standard Perl distribution) implements ceil(), floor(), and a number of other mathematical and trigonometric func...
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Computational complexity of Fibonacci Sequence

...ll have depth n and intuitively figure out that this function is asymptotically O(2n). You can then prove your conjecture by induction. Base: n = 1 is obvious Assume T(n-1) = O(2n-1), therefore T(n) = T(n-1) + T(n-2) + O(1) which is equal to T(n) = O(2n-1) + O(2n-2) + O(1) = O(2n) However, as ...
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How to modify a text file?

... This is an operating system thing, not a Python thing. It is the same in all languages. What I usually do is read from the file, make the modifications and write it out to a new file called myfile.txt.tmp or something like that. This is better than reading the whole file into memory because the f...
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How do I rename all files to lowercase?

...EE.wav, ONE.WAV. I want to rename it to tree.wav, one.wav. How do I rename all files to lowercase? 4 Answers ...
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How to fix Error: listen EADDRINUSE while using nodejs?

... should check for the listening event like this, to see if the server is really listening: var http=require('http'); var server=http.createServer(function(req,res){ res.end('test'); }); server.on('listening',function(){ console.log('ok, server is running'); }); server.listen(80); ...