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How do I read CSV data into a record array in NumPy?
I wonder if there is a direct way to import the contents of a CSV file into a record array, much in the way that R's read.table() , read.delim() , and read.csv() family imports data to R's data frame?
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Split a string by a delimiter in python
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You may be interested in the csv module, which is designed for comma-separated files but can be easily modified to use a custom delimiter.
import csv
csv.register_dialect( "myDialect", delimiter = "__", <other-options> )
lines = [ "MATCHES__STRING...
What is the best collation to use for MySQL with PHP? [closed]
I'm wondering if there is a "best" choice for collation in MySQL for a general website where you aren't 100% sure of what will be entered? I understand that all the encodings should be the same, such as MySQL, Apache, the HTML and anything inside PHP.
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Dump a mysql database to a plaintext (CSV) backup from the command line
...p since that outputs in a form that is only convenient for mysql to read. CSV seems more universal (one file per table is fine). But if there are advantages to mysqldump, I'm all ears. Also, I'd like something I can run from the command line (linux). If that's a mysql script, pointers to how to ...
Unicode equivalents for \w and \b in Java regular expressions?
... underscore). That way, a regex like \w+ matches words like hello , élève , GOÄ_432 or gefräßig .
3 Answers
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Drop unused factor levels in a subsetted data frame
...rwards. Try the following before loading your data with read.table or read.csv:
options(stringsAsFactors = FALSE)
The disadvantage is that you're restricted to alphabetical ordering. (reorder is your friend for plots)
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How can I update NodeJS and NPM to the next versions?
...) Many of the others did not work for me as well.
– læran91
Sep 27 '18 at 11:51
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show 2 more comments
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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：...
汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
...，如不改就ENTER
Source listing [NUL.LST]: ← 是否需要列表文件（LST），不需要就ENTER
Cross-reference [NUL.CRF]: ←是否需要对照文件（CRF），不需要则ENTER
50162 + 403867 Bytes symbol space free
0 Warning Errors ←警告错...
How can I output a UTF-8 CSV in PHP that Excel will read properly?
I've got this very simple thing that just outputs some stuff in CSV format, but it's got to be UTF-8. I open this file in TextEdit or TextMate or Dreamweaver and it displays UTF-8 characters properly, but if I open it in Excel it's doing this silly íÄ kind of thing instead. Here's what I've got at...