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Open the file in universal-newline mode using the CSV Django module
I am trying to access a model.filefield in Django to parse a CSV file in Python using the csv module. It's working on Windows, but on Mac it gave me this:
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Trimming a huge (3.5 GB) csv file to read into R
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My try with readLines. This piece of a code creates csv with selected years.
file_in <- file("in.csv","r")
file_out <- file("out.csv","a")
x <- readLines(file_in, n=1)
writeLines(x, file_out) # copy headers
B <- 300000 # depends how large is one pack
while(length...
linux svn搭建配置及svn命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...12、SVN 帮助
svn help
svn help ci
13、版本库下的文件和目录列表
svn list path
显示path目录下的所有属于版本库的文件和目录
简写：svn ls
linux svn搭建 svnadmin
win7 安装项目管理工具redmine2.5.1 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...执行：
bundle exec rake generate_session_store
2、创建表
set RAILS_ENV=production
bundle exec rake db:migrate
3、导入初始化数据
set RAILS_ENV=production
bundle exec rake redmine:load_default_data
这时会提示输入语言，填写zh即可。
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Specify custom Date format for colClasses argument in read.table/read.csv
...cify the Date format when using the colClasses argument in read.table/read.csv?
4 Answers
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How is Pythons glob.glob ordered?
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My files were returned by glob something like:
myList = ["c:\tmp\x\123.csv", "c:\tmp\x\44.csv", "c:\tmp\x\101.csv", "c:\tmp\x\102.csv", "c:\tmp\x\12.csv"]
I sorted the list in place, to do this I created a function:
def sortKeyFunc(s):
return int(os.path.basename(s)[:-4])
This function ...
【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
...参数组在低功耗蓝牙设备的功率优化中起重要作用。以下列表给出了连接参数设置中权衡的总体概述。减少连接间隔如下：增加两个设备的功耗增加双向吞吐量减少任一方向发送数据的时间
增加连接间隔如下：降低两个设备的...
c# datatable to csv
...tell me why the following code is not working. The data is saved into the csv file, however the data is not separated. It all exists within the first cell of each row.
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LEGO EV3 机器人按键控制 · App Inventor 2 中文网
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打开应用，点击”Connect”按钮
在弹出的设备列表中选择EV3机器人
等待蓝牙连接建立
连接成功后按键变为可用状态
3. 控制操作
前进：点击”Forward”按钮
后退：点击”Backward”按钮
左转：...
Alternative for PHP_excel
...ta by Eli Dickinson (Writes SpreadsheetML - the Excel 2003 XML format, and CSV)
Oliver Schwarz's php-excel (SpreadsheetML)
Oliver Schwarz's original version of php-excel (SpreadsheetML)
excel_xml (SpreadsheetML, despite its name)... link reported as broken
The tiny-but-strong (tbs) project includes ...