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How to convert vector to array
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Note: use v.size() to get the number of elements for the new array: double arr[v.size()];
– rbaleksandar
Dec 25 '13 at 21:09
8
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How to install PostgreSQL's pg gem on Ubuntu?
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For those really new to Ubuntu as me, but really new use sudo apt-get install aptitude first :)
– Haris Krajina
Oct 19 '12 at 11:44
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How to get just one file from another branch
...it how to undo changes of one file?
Update August 2019, Git 2.23
With the new git switch and git restore commands, that would be:
git switch master
git restore --source experiment -- app.js
By default, only the working tree is restored.
If you want to update the index as well (meaning restore the ...
What is ViewModel in MVC?
I am new to ASP.NET MVC. I have a problem with understanding the purpose of a ViewModel.
14 Answers
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ASP.NET_SessionId + OWIN Cookies do not send to browser
...b) just wraps System.Web.HttpResponse and it's headers collection. So when new cookie is created through OWIN, response Set-Cookie header is changed directly.
But ASP.NET also uses it's own abstraction to work with response Cookies. This is exposed to us as System.Web.HttpResponse.Cookies property ...
what is the unsigned datatype?
...ssumed. So "unsigned" is a shorthand for "unsigned int". This has been considered bad practice for a long time, but there is still a fair amount of code out there that uses it.
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invalid multibyte char (US-ASCII) with Rails and Ruby 1.9
.... As for as ASCII is concerned, those are gibberish, that happens to be valid in a related encoding.
– Phil Miller
Nov 16 '09 at 3:22
add a comment
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How to avoid scientific notation for large numbers in JavaScript?
...'e-')[1]);
if (e) {
x *= Math.pow(10,e-1);
x = '0.' + (new Array(e)).join('0') + x.toString().substring(2);
}
} else {
var e = parseInt(x.toString().split('+')[1]);
if (e > 20) {
e -= 20;
x /= Math.pow(10,e);
x += (new Array(e+1)).join('0'...
How do I find out what keystore my JVM is using?
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So if I install a new version of Java, and JAVA_HOME is pointing to a new directory, am I going to have certificate issues?
– Kirill Yunussov
Dec 15 '15 at 16:25
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Does the ternary operator exist in R?
...gt; x
[1] 1 2 1
> x <- ifelse(a==2, 1, 2)
> x
[1] 2 1 2
Just kidding, you can define c-style ?::
`?` <- function(x, y)
eval(
sapply(
strsplit(
deparse(substitute(y)),
":"
),
function(e) parse(text = e)
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