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Regex group capture in R with multiple capture-groups
...It returns a character matrix with one column for each group in the match (and one for the whole match):
> s = c("(sometext :: 0.1231313213)", "(moretext :: 0.111222)")
> str_match(s, "\\((.*?) :: (0\\.[0-9]+)\\)")
[,1] [,2] [,3]
[1,] "(sometext ::...
Unicode, UTF, ASCII, ANSI format differences
...fference between the Unicode , UTF8 , UTF7 , UTF16 , UTF32 , ASCII , and ANSI encodings?
2 Answers
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Using the “start” command with parameters passed to the started program
...he argument is null or empty. Supply an argument that is not null or empty and then try the command again
– geotheory
Oct 20 '14 at 12:04
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Assigning default values to shell variables with a single command in bash
... answered Jan 6 '10 at 14:36
Andrew McGregorAndrew McGregor
21.9k22 gold badges2525 silver badges2828 bronze badges
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jquery UI Sortable with table and tr width
...I have made a jsFiddle to show the differences between original, modified, and no fix applied: jsfiddle.net/bgrins/tzYbU. I will also update the original post with your solution.
– Brian Grinstead
May 30 '12 at 20:01
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What is the smallest possible valid PDF?
...oy. Acrobat opens it, but it complains somewhat. There is one page in it and it is 3/72" square, the minimum allowed by the spec.
However, Acrobat X doesn't even bother with the cross reference table anymore, so we can take that out:
%PDF-1.0
1 0 obj<</Type/Catalog/Pages 2 0 R>>endo...
Random row from Linq to Sql
What is the best (and fastest) way to retrieve a random row using Linq to SQL when I have a condition, e.g. some field must be true?
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Search for a string in Enum and return the Enum
...
Given the latest and greatest changes to .NET (+ Core) and C# 7, here is the best solution:
var ignoreCase = true;
Enum.TryParse("red", ignoreCase , out MyColours colour);
colour variable can be used within the scope of Enum.TryParse
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PreparedStatement with list of parameters in a IN clause [duplicate]
...( builder.length() -1 ).toString() + ")";
PreparedStatement pstmt = ...
And then happily set the params
int index = 1;
for( Object o : possibleValue ) {
pstmt.setObject( index++, o ); // or whatever it applies
}
sh...
Get and set position with jQuery .offset()
How to get and set the position of an element with the jQuery .offset method?
5 Answers
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