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How do you grep a file and get the next 5 lines
...e was a way to not limit the output to a certain amount of lines but print all lines after the matched one.
– Matthias Braun
May 19 '19 at 17:18
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Link vs compile vs controller
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Compile :
This is the phase where Angular actually compiles your directive. This compile function is called just once for each references to the given directive. For example, say you are using the ng-repeat directive. ng-repeat will have to look up the element it is atta...
How to split a comma-separated value to columns
...IT() (which does not carry the fragment's position, a huge fail!) or the really fast JSON-hack. For older version look for the well-known XML-hack (json and xml details here). Or look for one of the may iTVFs based on recursive CTEs.
– Shnugo
Nov 21 '19 at 10:3...
Count number of objects in list [closed]
...'s put some stuff in it - 3 components/indexes/tags (whatever you want to call it) each with differing amounts of elements:
> mylist <- list(record1=c(1:10),record2=c(1:5),record3=c(1:2))
If you are interested in just the number of components in a list use:
> length(mylist)
[1] 3
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matplotlib colorbar for scatter
...e a clear application when using matplotlib OOP interface: matplotlib.org/gallery/api/agg_oo_sgskip.html
– Ryszard Cetnarski
Sep 28 '18 at 14:45
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Build error: You must add a reference to System.Runtime
...targeting 4.52, no known PCL but many nuGet packages. I believe that uninstalling VS2013 triggered this but I do not know that as fact. Error only surfaced in Views that referenced X-PagedList. Adding reference to project web.config (not views web.config) fixed it.
– Greg Ter...
Converting string into datetime
...time is the main routine for parsing strings into datetimes. It can handle all sorts of formats, with the format determined by a format string you give it:
from datetime import datetime
datetime_object = datetime.strptime('Jun 1 2005 1:33PM', '%b %d %Y %I:%M%p')
The resulting datetime object is...
SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/
I am trying to do the Michael Hartl tutorial. When I attempt to install rails 3.2.14 in my gemset, I get the following issue:
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Best way to extract a subvector from a vector?
Suppose I have a std::vector (let's call it myVec ) of size N . What's the simplest way to construct a new vector consisting of a copy of elements X through Y, where 0
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What is the method for converting radians to degrees?
I run into this occasionally and always forget how to do it.
12 Answers
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