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Java - get pixel array from image
...ght][width];
if (hasAlphaChannel) {
final int pixelLength = 4;
for (int pixel = 0, row = 0, col = 0; pixel + 3 < pixels.length; pixel += pixelLength) {
int argb = 0;
argb += (((int) pixels[pixel] & 0xff) << 24); // alpha
argb +...
Convert a list of data frames into one data frame
...
148
Use bind_rows() from the dplyr package:
bind_rows(list_of_dataframes, .id = "column_label")
...
How to use enums as flags in C++?
...num AnimalFlags
{
HasClaws = 1,
CanFly = 2,
EatsFish = 4,
Endangered = 8
};
inline AnimalFlags operator|(AnimalFlags a, AnimalFlags b)
{
return static_cast<AnimalFlags>(static_cast<int>(a) | static_cast<int>(b));
}
Etc. rest of the bit operators. Modi...
Is there a way of setting culture for a whole application? All current threads and new threads?
...
In .NET 4.5, you can use the CultureInfo.DefaultThreadCurrentCulture property to change the culture of an AppDomain.
For versions prior to 4.5 you have to use reflection to manipulate the culture of an AppDomain. There is a private...
How do detect Android Tablets in general. Useragent?
...
Ouadie
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answered Mar 17 '11 at 19:48
CommonsWareCommonsWar...
Rails 3.1: Engine vs. Mountable App
...
143
I have noticed the following:
Full Engine
With a full engine, the parent application inherit...
How to uncheck checkbox using jQuery Uniform library
...ture to refresh a "uniformed" element.
Example: http://jsfiddle.net/r87NH/4/
$("input:checkbox").uniform();
$("body").on("click", "#check1", function () {
var two = $("#check2").attr("checked", this.checked);
$.uniform.update(two);
});
...
How to get the value from the GET parameters?
...
var url_string = "http://www.example.com/t.html?a=1&b=3&c=m2-m3-m4-m5"; //window.location.href
var url = new URL(url_string);
var c = url.searchParams.get("c");
console.log(c);
For older browsers (including Internet Explorer), you can use this polyfill or the code from the orig...
Calculating Pearson correlation and significance in Python
... |
edited Apr 5 '17 at 18:44
Martin Thoma
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...
Efficient string concatenation in C++
...|
edited Mar 16 '12 at 13:41
codeling
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answered M...