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Using .NET, how can you find the mime type of a file based on the file signature not the extension
...},
{"xhtml", "application/xhtml+xml"},
{"xls", "application/vnd.ms-excel"},
{"xml", "application/xml"},
{"xpm", "image/x-xpixmap"},
{"xsl", "application/xml"},
{"xlsx","application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"},
{"xltx","a...
How to show multiline text in a table cell
...rap our content works fine, but due to the use of this table (exporting to excel), large #s of columns and rows balloon the size of the exported file and cause excel to crash upon reading the file. (odd, I know). Has anyone else seen this or have an idea for a solution?
– JoeBr...
Ruby off the rails
... exist for this purpose.
I highly recommend Googling "ruby dsl" for some excellent reading, but I would like to leave you with one post in particular. Russ Olsen wrote a two part blog post on DSLs. I saw him give a presentation on DSLs and it was very good. I highly recommend reading these posts.
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Standard deviation of a list
...of numpy.std is not correct. Given these values: 20,31,50,69,80 and put in Excel using STDEV.S(A1:A5) the result is 25,109 NOT 22,45.
– Jim Clermonts
Oct 1 '15 at 9:28
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Combine Date and Time columns using python pandas
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When I 'pd.read_excel' an Excel column that Excel identifies as "Time," pandas also reads it as "Time" automatically without any parsing argument required. Thanks for this solution. +1
– Saeed
Oct 14 '1...
What's so wrong about using GC.Collect()?
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So how about when you are using COM objects like MS Word or MS Excel from .NET? Without calling GC.Collect after releasing the COM objects we have found that the Word or Excel application instances still exist.
In fact the code we use is:
Utils.ReleaseCOMObject(objExcel)
' Call the...
Generate random numbers uniformly over an entire range
...values tend to correlate, and the sequence is deterministic). Knuth has an excellent (if hard-to-read) treatise on random number generators, and I recently found LFSR to be excellent and darn simple to implement, given its properties are OK for you.
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The Use of Multiple JFrames: Good or Bad Practice? [closed]
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@ryvantage "Should (Excel) be MDI?" Good question. I feel it should be offered to the user both ways (certainly not only in MDI form). For example: 1) I currently use TextPad, and by configuration at my choice, it opens separate instances, t...
Creating dataframe from a dictionary where entries have different lengths
...ile this does not directly answer the OP's question. I found this to be an excellent solution for my case when I had unequal arrays and I'd like to share:
from pandas documentation
In [31]: d = {'one' : Series([1., 2., 3.], index=['a', 'b', 'c']),
....: 'two' : Series([1., 2., 3., 4.], ind...