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CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网 - 专注C/C++及内核技术
... is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeric class
Download and unzip the ...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网 - 专注C/C++及内核技术
... is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeric class
Download and unzip the ...
How to save a PNG image server-side, from a base64 data string
...plode(';', $data);
list(, $data) = explode(',', $data);
$data = base64_decode($data);
file_put_contents('/tmp/image.png', $data);
And as a one-liner:
$data = base64_decode(preg_replace('#^data:image/\w+;base64,#i', '', $data));
An efficient method for extracting, decoding, and checking for e...
How to iterate over values of an Enum having flags?
...above.
– user502255
Mar 6 '14 at 10:32
10
Nice - watch out for None's though - e.g. Items.None fr...
Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
...
SaemSaem
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Display current date and time without punctuation
...cal format='\D{%Y%m%d%H%M%S}'; echo "${format@P}"; }
$ show_time
20180724003251
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Check if an image is loaded (no errors) with jQuery
...be called.
– callum
Feb 7 '12 at 11:32
19
@Xavi Chrome is not the most annoying browser to develo...
Turning live() into on() in jQuery
...x Kling
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Understanding implicit in Scala
...h the 55 mins)
– papigee
Mar 4 at 1:32
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pandas GroupBy columns with NaN (missing) values
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No, this is not consistent with R. df %>% group_by will give NA summaries too with a warning which can be avoided by passing the grouping column through fct_explicit_na and then a (Missing) level is created.
– Ravaging Care
Aug 16 '1...