大约有 2,900 项符合查询结果(耗时:0.0280秒) [XML]

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For each row in an R dataframe

...nction is vectorized, then you can skip the loop and just use cat or write.csv: write.csv(data.frame(wellid=getWellID(well$name, well$plate), value1=well$value1, value2=well$value2), file=outputFile) If getWellID() isn't vectorized, then Jonathan's recommendation of using by or knguyen'...
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Importing data from a JSON file into R

...y(httr) library(jsonlite) I have had issues converting json to dataframe/csv. For my case I did: Token <- "245432532532" source <- "http://......." header_type <- "applcation/json" full_token <- paste0("Bearer ", Token) response <- GET(n_source, add_headers(Authorization = full_tok...
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C++常用排序算法汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术

...d HeapAdjustDown(int *arr,int start,int end) { int temp = arr[start]; //保存当前节点 int i = 2*start+1; //该节点的左孩子在数组中的位置序号 while(i<=end) { //找出左右孩子中最大的那个 if(i+1<=end && arr[i+1]>arr[i]) i++; //如果符合堆的...
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UnicodeDecodeError: 'ascii' codec can't decode byte 0xd1 in position 2: ordinal not in range(128)

...tring. So just replace .encode with .decode, and it should work (if your .csv is UTF-8-encoded). Nothing to be ashamed of, though. I bet 3 in 5 programmers had trouble at first understanding this, if not more ;) Update: If your input data is not UTF-8 encoded, then you have to .decode() with the ...
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Getting LaTeX into R Plots

...re(graphics) require(tikzDevice) setwd("~/DataFolder/") Lab5p9 &lt;- read.csv (file="~/DataFolder/Lab5part9.csv", comment.char="#") AR &lt;- subset(Lab5p9,Region == "Forward.Active") # make sure the data names aren't already in latex format, it interferes with the ggplot ~ # tikzDecice combo col...
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Memcached下一站:HandlerSocket! - 更多技术 - 清泛网 - 专注C/C++及内核技术

...表示MySQL源代码目录,with-mysql-bindir表示MySQL二进制可执行文件目录(也就是mysql_config所在目录),with-mysql-plugindir表示MySQL插件目录,如果不清楚这个目录在哪,可以按如下方法查询: mysql> SHOW VARIABLES LIKE 'plugin%'; +---------------...
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10 条真心有趣的 Linux 命令 - 创意 - 清泛网 - 专注C/C++及内核技术

...列举一些有趣得为你带来欢笑的Linux命令。1.rev创建一个文件,在文件里面输入几个单词,rev... 在终端工作是一件很有趣的事情。今天,我们将会列举一些有趣得为你带来欢笑的Linux命令。 1.rev 创建一个文件,在文件里面输入...
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xpath路径表达式笔记 - C/C++ - 清泛网 - 专注C/C++及内核技术

xpath路径表达式笔记简单说,xpath就是选择XML文件中节点的方法。所谓节点(node),就是XML文件的最小构成单位,一共分成7种。- element(元素节点)- attri...简单说,xpath就是选择XML文件中节点的方法。 所谓节点(node),就是XML...
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在vc中使用xtremetoolkit界面库-----安装及环境配置 - C/C++ - 清泛网 - 专...

...tPro15.3.1免费下载地址:(其中还包含了注册机,解压Crack文件下的Keygen.zip就可以得到), http://pan.baidu.com/s/1pJvfy0F 我因为之前安装的是一个绿色版的vc6.0,所以在安装完xtremetoolkitPro15.3.1时会出现许多的问题,所以就卸了又重新...
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rpcndr.h和wtypes.h冲突的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...ndows\v7.0a\include\winnt.h(959) : 参见“BOOLEAN”的声明 在main文件的第一行加入: #ifdef WIN32 #include <WTypes.h> // Include this first on Win (bug #35683) #endif 若是 #include <wtypes.h> 及 #include <rpcndr.h> 都需要的情况下,或网上的这种情况...