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Can a CSV file have a comment?

Is there any official way to allow a CSV formatted file to allow comments, either on its own line OR at the end of a line? ...
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PHP Array to CSV

I'm trying to convert an array of products into a CSV file, but it doesn't seem to be going to plan. The CSV file is one long line, here is my code: ...
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Specifying colClasses in the read.csv

I am trying to specify the colClasses options in the read.csv function in R. In my data, the first column "time" is basically a character vector while the rest of the columns are numeric. ...
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Quickly reading very large tables as dataframes

...are: Using vroom from the tidyverse package vroom for importing data from csv/tab-delimited files directly into an R tibble. See Hector's answer. Using fread in data.table for importing data from csv/tab-delimited files directly into R. See mnel's answer. Using read_table in readr (on CRAN from A...
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How do I import CSV file into a MySQL table?

I have an unnormalized events-diary CSV from a client that I'm trying to load into a MySQL table so that I can refactor into a sane format. I created a table called 'CSVImport' that has one field for every column of the CSV file. The CSV contains 99 columns , so this was a hard enough task in itself...
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How to export JavaScript array info to csv (on client side)?

... do this in native JavaScript. You'll have to parse your data into correct CSV format as so (assuming you are using an array of arrays for your data as you have described in the question): const rows = [ ["name1", "city1", "some other info"], ["name2", "city2", "more info"] ]; let csvConte...
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How do I spool to a CSV formatted file using SQLPLUS?

I want to extract some queries to a CSV output format. Unfortunately, I can't use any fancy SQL client or any language to do it. I must use SQLPLUS. ...
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Importing CSV with line breaks in Excel 2007

I'm working on a feature to export search results to a CSV file to be opened in Excel. One of the fields is a free-text field, which may contain line breaks, commas, quotations, etc. In order to counteract this, I have wrapped the field in double quotes ("). ...
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CGRidCtrl控件 学习心得 - C/C++ - 清泛网 - 专注C/C++及内核技术

...览)或是基于会话的应用(不支持打印预览) u 可选的"列表模式",包括对行的全选或单选,还有单击列标题提示进行插入的操作。 u 众多的虚函数可以很容易对控件进行功能扩充 u 单元格的标题提示太小不能显示数据 u ...
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Export from sqlite to csv using shell script

I'm making a shell script to export a sqlite query to a csv file, just like this: 5 Answers ...