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Skip rows during csv import pandas
...'t want to import the 2nd row of the data file (the row with index = 1 for 0-indexing).
6 Answers
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Compare integer in bash, unary operator expected
... specifying a default value for $i if $i is blank, as follows:
if [ "${i:-0}" -ge 2 ] ; then ...
This will substitute the value 0 instead of $i is $i is undefined. I still maintain the quotes because, again, if $i is a bunch of blanks then it does not count as undefined, it will not be replaced ...
How to get the last N rows of a pandas DataFrame?
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408
Don't forget DataFrame.tail! e.g. df1.tail(10)
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Formatting Phone Numbers in PHP
... and need to be able to convert the sender's phone number from +11234567890 to 123-456-7890 so it can be compared to records in a MySQL database .
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Failed to import new Gradle project: failed to find Build Tools revision *.0.0
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edited May 30 '13 at 14:38
Community♦
111 silver badge
answered May 18 '13 at 3:57
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Regex not operator
Is there an NOT operator in Regexes?
Like in that string : "(2001) (asdf) (dasd1123_asd 21.01.2011 zqge)(dzqge) name (20019)"
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Using Custom Domains With IIS Express
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+500
This is what worked for me (Updated for VS 2013, see revision history for 2010, for VS 2015 see this: https://stackoverflow.com/a/327...
What is the use for Task.FromResult in C#
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answered Oct 31 '13 at 0:40
Stephen ClearyStephen Cleary
349k6363 gold badges575575 silver badges699699 bronze badges
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Could not load file or assembly … The parameter is incorrect
...ctory )
– Liker777
Nov 25 '11 at 13:01
glad to hear it works. remember to accept the answer if it helped :)
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GraphViz - How to connect subgraphs?
...ue statement is required.
digraph G {
compound=true;
subgraph cluster0 {
a -> b;
a -> c;
b -> d;
c -> d;
}
subgraph cluster1 {
e -> g;
e -> f;
}
b -> f [lhead=cluster1];
d -> e;
c -> g [ltail=cluster0,lhead=cluster1];
c -> e [...