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CMake使用教程 - C/C++ - 清泛网 - 专注C/C++及内核技术

...可以下载zip压缩的绿色版本,还可以下载源代码。 (2)运行cmake的方法。(GUI、命令行) http://www.cmake.org/cmake/help/runningcmake.html CMake使用步骤: 运行GUI的cmake界面: cmake-2.8.1-win32-x86/bin/cmake-gui.exe 执行Configure: 运行之...
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In Matplotlib, what does the argument mean in fig.add_subplot(111)?

... a single integer. For example, "111" means "1x1 grid, first subplot" and "234" means "2x3 grid, 4th subplot". Alternative form for add_subplot(111) is add_subplot(1, 1, 1). share | improve this an...
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Split delimited strings in a column and insert as new rows [duplicate]

...is another way of doing it.. df <- read.table(textConnection("1|a,b,c\n2|a,c\n3|b,d\n4|e,f"), header = F, sep = "|", stringsAsFactors = F) df ## V1 V2 ## 1 1 a,b,c ## 2 2 a,c ## 3 3 b,d ## 4 4 e,f s <- strsplit(df$V2, split = ",") data.frame(V1 = rep(df$V1, sapply(s, length))...
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How to select rows from a DataFrame based on column values?

... three'.split(), 'C': np.arange(8), 'D': np.arange(8) * 2}) print(df) # A B C D # 0 foo one 0 0 # 1 bar one 1 2 # 2 foo two 2 4 # 3 bar three 3 6 # 4 foo two 4 8 # 5 bar two 5 10 # 6 foo one 6 12 # 7 foo three 7 14 pri...
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Counting inversions in an array

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how to change default python version?

I have installed python 3.2 in my mac. After I run /Applications/Python 3.2/Update Shell Profile.command , it's confusing that when I type python -V in Terminal it says that Python 2.6.1 , how can I change the default python version? ...
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How can I sort a dictionary by key?

What would be a nice way to go from {2:3, 1:89, 4:5, 3:0} to {1:89, 2:3, 3:0, 4:5} ? I checked some posts but they all use the "sorted" operator that returns tuples. ...
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Remove all the elements that occur in one list from another

Let's say I have two lists, l1 and l2 . I want to perform l1 - l2 , which returns all elements of l1 not in l2 . 7 ...
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Center a popup window on screen?

...temZoom = width / window.screen.availWidth; const left = (width - w) / 2 / systemZoom + dualScreenLeft const top = (height - h) / 2 / systemZoom + dualScreenTop const newWindow = window.open(url, title, ` scrollbars=yes, width=${w / systemZoom}, height=${h / sys...
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Algorithm to find Largest prime factor of a number

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