大约有 1,210 项符合查询结果（耗时：0.0185秒） [XML]
How to read multiple text files into a single RDD?
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You can specify whole directories, use wildcards and even CSV of directories and wildcards. E.g.:
sc.textFile("/my/dir1,/my/paths/part-00[0-5]*,/another/dir,/a/specific/file")
As Nick Chammas points out this is an exposure of Hadoop's FileInputFormat and therefore this also work...
How do you copy a record in a SQL table but swap out the unique id of the new row?
... include the names
of columns to skip in where clause.
Convert that in to CSV as column names.
Build Select ... Insert into script based on this.
declare @columnsToCopyValues varchar(max), @query varchar(max)
SET @columnsToCopyValues = ''
--Get all the columns execpt Identity columns and Other...
Rename Pandas DataFrame Index
I've a csv file without header, with a DateTime index. I want to rename the index and column name, but with df.rename() only the column name is renamed. Bug? I'm on version 0.12.0
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How do you search an amazon s3 bucket?
...e, as one has to sequentially go version by version. Sometime I use simple CSV index with records, showing publication time plus version id, having this, I could jump to older version rather quickly.
As you see, AWS S3 is not on it's own designed for full text searches, it is simple storage service...
Get the index of the nth occurrence of a string?
...ed to limit a comma separated value to 1000 values, and this hung when the csv had less. So @Yogesh -- probably not a great accepted answer as is. ;) Using a variant of this answer (there's a string to string version here) and changed the loop to stop at nth count instead.
– ru...
How do I convert a column of text URLs into active hyperlinks in Excel?
... Excellent! The best thing is, this step is so simple that I can pass CSV files to a layperson and he can generate URLS from it easily.
– Cardin
May 25 '15 at 1:29
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How to take column-slices of dataframe in pandas
I load some machine learning data from a CSV file. The first 2 columns are observations and the remaining columns are features.
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Producing a new line in XSLT
...l:stylesheet>
Then, whenever you want to output a newline (perhaps in csv) you can output something like the following:
<xsl:value-of select="concat(elem1,elem2,elem3,$newline)" />
I've used this technique when outputting sql from xml input. In fact, I tend to create variables for comm...
Can you use a trailing comma in a JSON object?
...nguage like Perl or Ruby or C++ or Java. JSON is a data format like XML or CSV or YAML. They are not the same thing. JSON doesn't exist in EXMA262 but the syntax it's derived from does and it's called the Object literal notation (the ON in JSON).
– slebetman
Ma...
How do I create a readable diff of two spreadsheets using git diff?
...nSource and Freeware, you doesn't need to write a VBA nor save an excel to csv or xml). It works just for the celd's contains.
This plugin supports also:
.rtf Rich Text
.docx/.docm Microsoft WORD 2007(OOXML)
.xlsx/.xlsm Microsoft Excel 2007(OOXML)
.pptx/.pptm Microsoft PowerPoint 2007(OOXML)
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