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How to convert variable (object) name into String [duplicate]
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You can use deparse and substitute to get the name of a function argument:
myfunc <- function(v1) {
deparse(substitute(v1))
}
myfunc(foo)
[1] "foo"
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Fastest check if row exists in PostgreSQL
... sometimes None (depending on your programing language) which might not expand the way you expect.
– isaaclw
Jun 10 '14 at 23:18
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Do something if screen width is less than 960 px
...han 768. This works like a charm. Thanks
– Danny Englander
Mar 13 '13 at 19:35
1
It makes sense t...
Best way to create a simple python web service [closed]
... started as a simple collection of various utilities for WSGI applications and has become one of the most advanced WSGI utility modules. It includes a powerful debugger, full featured request and response objects, HTTP utilities to handle entity tags, cache control headers, HTTP dates, cookie handli...
How to use Servlets and Ajax?
I'm very new to web apps and Servlets and I have the following question:
7 Answers
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Bootstrap 3 offset on right not left
...t a narrow column of content on the right I might use an offset class of 9 and a column of 3.
9 Answers
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jQuery check if an input is type checkbox?
I'd like to find out if an input is a checkbox or not, and the following doesn't work:
6 Answers
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How to rename items in values() in Django?
...May 15 '12 at 10:45
Daniel RosemanDaniel Roseman
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What does it mean to start a PHP function with an ampersand?
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An ampersand before a function name means the function will return a reference to a variable instead of the value.
Returning by reference is useful when
you want to use a function to find to
which variable a reference should b...
Why does HTML5 form-validation allow emails without a dot?
... The client side validation should be only for giving feedback to the user and not be relied on, since it can be easily bypassed.
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