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How to create a Custom Dialog box in android?
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@chintankhetiya and if u want to pass data from dialog to activity? how will we do it?
– Alvin
Sep 17 '14 at 11:26
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Convert string to a variable name
...ign(varnames[1], read.csv(file_names[1]) # This will assign the variable
From there, if you try to print the variable varnames[1], it returns 'jan'.
To work around this, you need to do
print(get(varnames[1]))
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How to convert a List into a comma separated string without iterating List explicitly [dupli
Now i want an output from this list as 1,2,3,4 without explicitly iterating over it.
13 Answers
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Infinity symbol with HTML
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From Wikipedia:
∞
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GB English, or US English?
...nd am therefore obviously biased, but it seems like most of the code I see from developers who aren't native English speakers use US spellings for their variable names etc.
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CoffeeScript, When to use fat arrow (=>) over arrow (->) and vice versa
... What do you do when you want to use the this that would be called from the thin arrow, but also the instance variables that you would get with the fat arrow?
– Andrew Mao
Sep 21 '12 at 23:43
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Is there an equivalent of CSS max-width that works in HTML emails?
...tupid outlook? I say, forget about outlook. And every other shitty product from Microsoft.
– refaelio
Nov 11 '15 at 10:47
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How to sort a list of lists by a specific index of the inner list?
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This is a job for itemgetter
>>> from operator import itemgetter
>>> L=[[0, 1, 'f'], [4, 2, 't'], [9, 4, 'afsd']]
>>> sorted(L, key=itemgetter(2))
[[9, 4, 'afsd'], [0, 1, 'f'], [4, 2, 't']]
It is also possible to use a lambda function her...
How to remove leading zeros using C#
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This Regex let you avoid wrong result with digits which consits only from zeroes "0000" and work on digits of any length:
using System.Text.RegularExpressions;
/*
00123 => 123
00000 => 0
00000a => 0a
00001a => 1a
00001a => 1a
0000132423423424565443546546356546454654633333a =&g...
Why are functions in Ocaml/F# not recursive by default?
...s definition inside the body of a new definition. F# inherited this syntax from OCaml.
For example, superceding the function p when computing the Shannon entropy of a sequence in OCaml:
let shannon fold p =
let p x = p x *. log(p x) /. log 2.0 in
let p t x = t +. p x in
-. fold p 0.0
Note ...