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Simon


Last seen: Today Active since 2022

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How to modify the built-in 'fetch' function so that it can select columns flexibly?
I was trying to write a function which fetch only the columns I like from a MySQL table. easy_fetch(conn, 'mytable', 'A', 'B') ...

30 days ago | 1 answer | 0

1

answer

Question


How should XPath be set in TableSelector for htmlImportOptions so readtable( ) can output the first three tables in an html file?
I like to read first three tables in an html file with calling readtable( ) once in order to reduce the html file reading ti...

2 months ago | 2 answers | 0

2

answers

Question


How can my code, which collects bad data with 'cellfun' and 'try, catch', be improved?
My real situatoin is that I have a large number of files. Some I suspect are bad. I want to know the file names of all the bad f...

3 months ago | 1 answer | 0

1

answer

Question


JDBC warning message: "..... The new driver class is `com.mysql.cj.jdbc.Driver'...."
I have configured a JDBC data source successfully. There is no problem of reading in a database from the data source. However, ...

4 months ago | 0 answers | 0

0

answers

Question


Why does not string(f.name) work, f = dir(folder)?
I want to do something to, like split, the filenames in a folder. I first use dir( ) to get the contents of the folder. folde...

4 months ago | 3 answers | 0

3

answers

Question


How to convert negative numbers in parentheses (bank-formatted text) to numbers with minus sign?
I like to find a function or a better way to convert (9,999) to -9999. This problem occurs when I use readtable(...) to read an ...

4 months ago | 3 answers | 0

3

answers

Answered
'CEF Helper' ate all my RAM and abused my GPU - what is it doing?
I have a 'cefhelper (Renderer)' problem in a different situation. In 'Help Center' window, when I click 'Examples' button, an ic...

5 months ago | 1

Question


cefhelper (Renderer) icon bouncing in Mac OS Dock, whenever accessing Matalb 'help'
Let me describe what happens. I type in the command line 'help dir' (or help other topics). I click Documentation for strsplit, ...

5 months ago | 0 answers | 0

0

answers

Answered
How do I resolve 'Bundle' error messages?
Similar problem with me. When I was configuring MySQL native connection in script, I received the error message: "Failed to load...

5 months ago | 0

Question


Database Explorer App in Mac has no option for MySQL/ODBC connection
Is that normal? I hope the app has configuration option for ODBC because the native connection (MySQL/C++) doesn't work. And I ...

5 months ago | 0 answers | 0

0

answers

Question


Unable to connect to MySQL (native data source configuration) on iMac
[My Computer Setup] iMac Pro OSX 12.4 Montery MySQL/C++ connector has been installed by brew as well as by .dmg package. The p...

5 months ago | 0 answers | 0

0

answers