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How do browsers pause/change Javascript when tab or window is not active?
... does not matter whether the window is out of focus or not.
Edge
Starting from Edge 14, setInterval is capped at 1000ms in inactive tabs. requestAnimationFrame is always paused in inactive tabs.
Safari
Just like Chrome, Safari caps setInterval at 1000ms when the tab is inactive. requestAnimationFr...
Java HTTPS client certificate authentication
...ou get the latest OpenSSL, not version 0.9.8h because that seems to suffer from a bug which doesn't allow you to properly generate PKCS#12 files.
This PKCS#12 file will be used by the Java client to present the client certificate to the server when the server has explicitly requested the client to ...
Making WPF applications look Metro-styled, even in Windows 7? (Window Chrome / Theming / Theme)
... everything and I didn't want some external libraries just to use a Window from it. I looked at already mentioned MahApps.Metro on GitHub
and also very nice Modern UI on GitHub. (.NET4.5 only)
There is one more it's Elysium but I really didn't try this one.
The style I did was really easy w...
Android OpenGL ES and 2D
... to build my augmented reality app using the simple techniques i'd learned from Ray's site and Erik's book. Thanks to them both for sharing!!!
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How to cancel a Task in await?
...urce source = new CancellationTokenSource();
source.CancelAfter(TimeSpan.FromSeconds(1));
Task<int> task = Task.Run(() => slowFunc(1, 2, source.Token), source.Token);
// (A canceled task will raise an exception when awaited).
await task;
}
private int slowFunc(int a, int b, Cancel...
'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
...
About list
First a very important point, from which everything will follow (I hope).
In ordinary Python, list is not special in any way (except having cute syntax for constructing, which is mostly a historical accident). Once a list [3,2,6] is made, it is for all i...
Memoization in Haskell?
...ger -> Integer
memoList f = memoList_f
where memoList_f = (memo !!) . fromInteger
memo = map (f memoList_f) [0..]
faster_f :: Integer -> Integer
faster_f = memoList f
-- Memoizing using a tree
data Tree a = Tree (Tree a) a (Tree a)
instance Functor Tree where
fmap f (Tree l m...
Using emit vs calling a signal as if it's a regular function in Qt
...ystem is a different idiom than a simple function call. I believe it stems from the observer pattern. There is also a major difference between a signal and a slot: a signal does not have to be implemented, whereas a slot must be!
You are walking down the street and see a house on fire (a signal). Y...
How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?
...ked for me but, something happened after I removed the Form.Font = new ... from the Form.Design.cs, the form started to re-scale properly, it works if the Font is defined in the constructor or not at all. Why? somebody else may be able to explained, I just can talk about the changed I made and took ...
Set Additional Data to highcharts series
...
I am using AJAX to get my data from SQL Server, then I prepare a js array that is used as the data in my chart.
JavaScript code once the AJAX is successfull:
...,
success: function (data) {
var fseries = [];
var series = [];
...