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std::enable_if to conditionally compile a member function
...; T, int >::value >::type >
T foo() {
return 10;
}
*/
template < typename = typename std::enable_if< true >::type >
int foo();
/* instantiated from
template < typename = typename std::enable_if<
...
Ruby on Rails generates model field:type - what are the options for field:type?
...
answered Dec 8 '10 at 5:02
Paul SchreiberPaul Schreiber
11.9k33 gold badges3535 silver badges6161 bronze badges
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Responsive css background images
... fixed?
– jochemke
Sep 27 '12 at 19:06
3
Yes, you can set the height of the image in pixels and t...
Converting bool to text in C++
...way to convert a boolean value to a string such that 1 turns to "true" and 0 turns to "false"? I could just use an if statement, but it would be nice to know if there is a way to do that with the language or standard libraries. Plus, I'm a pedant. :)
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How to define a circle shape in an Android XML drawable file?
...
This is a simple circle as a drawable in Android.
<?xml version="1.0" encoding="utf-8"?>
<shape
xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="oval">
<solid
android:color="#666666"/>
<size
android:width="120dp"
...
GDB missing in OS X v10.9 (Mavericks)
I went to use GDB in OS X v10.9 (Mavericks), and it's not there. Where has it gone?
12 Answers
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Presenting a UIAlertController properly on an iPad using iOS 8
With iOS 8.0, Apple introduced UIAlertController to replace UIActionSheet . Unfortunately, Apple didn't add any information on how to present it. I found an entry about it on hayaGeek's blog, however, it doesn't seem to work on iPad. The view is totally misplaced:
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Fastest way to find second (third…) highest/lowest value in vector or column
...mallest element of x
Benchmarks below against most popular answers.
For 10 thousand numbers:
N = 10000
x = rnorm(N)
maxN <- function(x, N=2){
len <- length(x)
if(N>len){
warning('N greater than length(x). Setting N=length(x)')
N <- length(x)
}
sort(x,...
SSL Error: CERT_UNTRUSTED while using npm command
... |
edited Dec 12 '14 at 0:40
a paid nerd
27.6k2929 gold badges116116 silver badges166166 bronze badges
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