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Postgres manually alter sequence
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edited Oct 23 '18 at 20:43
Is Ma
57666 silver badges1010 bronze badges
answered Jan 5 '12 at 15:31
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Nested attributes unpermitted parameters
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answered Apr 10 '13 at 8:20
thorsten müllerthorsten müller
5,45611 gold badge1919 silver badges3030 bronze badges
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Conveniently Declaring Compile-Time Strings in C++
...ng to match the elegance of Scott Schurr's str_const presented at C++ Now 2012. It does require constexpr though.
Here's how you can use it, and what it can do:
int
main()
{
constexpr str_const my_string = "Hello, world!";
static_assert(my_string.size() == 13, "");
static_assert(my_st...
How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
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edited Oct 7 '16 at 20:07
CrownedClown
333 bronze badges
answered Feb 18 '09 at 13:34
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If I have ACCESS_FINE_LOCATION already, can I omit ACCESS_COARSE_LOCATION?
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edited Mar 30 '17 at 16:30
answered Mar 9 '13 at 12:43
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What's the difference of $host and $http_host in Nginx
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220
$host is a variable of the Core module.
$host
This variable is equal to line Host in the head...
Random Gaussian Variables
...rand = new Random(); //reuse this if you are generating many
double u1 = 1.0-rand.NextDouble(); //uniform(0,1] random doubles
double u2 = 1.0-rand.NextDouble();
double randStdNormal = Math.Sqrt(-2.0 * Math.Log(u1)) *
Math.Sin(2.0 * Math.PI * u2); //random normal(0,1)
double randNormal =...
How to use Elasticsearch with MongoDB?
...to index MongoDB for use in a NodeJS, Express app on a fresh EC2 Ubuntu 14.04 instance.
Make sure everything is up to date.
sudo apt-get update
Install NodeJS.
sudo apt-get install nodejs
sudo apt-get install npm
Install MongoDB - These steps are straight from MongoDB docs.
Choose whatever ve...
Is PHP's count() function O(1) or O(n) for arrays?
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edited Apr 20 '13 at 22:03
John Carter
49k2424 gold badges100100 silver badges136136 bronze badges
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jQuery add image inside of div tag
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302
Have you tried the following:
$('#theDiv').prepend('<img id="theImg" src="theImg.png" />...