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Intercept page exit event
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Similar to Ghommey's answer, but this also supports old versions of IE and Firefox.
window.onbeforeunload = function (e) {
var message = "Your confirmation message goes here.",
e = e || window.event;
// For IE and Firefox
if (e) {
e.returnValue = message;
}...
What's the difference between findAndModify and update in MongoDB?
... method in MongoDB. What's the advantage of it over the update method? For me, it seems that it just returns the item first and then updates it. But why do I need to return the item first? I read the MongoDB: the definitive guide and it says that it is handy for manipulating queues and performi...
How to programmatically set drawableLeft on Android button?
...his. See the example here. I used this without using the setBounds and it worked. You can try either way.
UPDATE: Copying the code here incase the link goes down
Drawable img = getContext().getResources().getDrawable(R.drawable.smiley);
img.setBounds(0, 0, 60, 60);
txtVw.setCompoundDrawables(img, ...
Make Heroku run non-master Git branch
...point where I want to make an alternate test server (so I can test Heroku workers without messing up production).
4 Answers...
How do I get the time difference between two DateTime objects using C#?
...le.WriteLine((a - b).ToString(@"hh\:mm\:ss")). See: MSDN Custom TimeSpan Format
– ishmael
Nov 5 '12 at 20:07
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How to check if a String contains any of some strings
I want to check if a String s, contains "a" or "b" or "c", in C#.
I am looking for a nicer solution than using
14 Answers
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Scala vs. Groovy vs. Clojure [closed]
Can someone please explain the major differences between Scala, Groovy and Clojure. I know each of these compiles to run on the JVM but I'd like a simple comparison between them.
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Does async(launch::async) in C++11 make thread pools obsolete for avoiding expensive thread creation
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Question 1:
I changed this from the original because the original was wrong. I was under the impression that Linux thread creation was very cheap and after testing I determined that the overhead of function call in a new thread vs. a normal one is enormous. The...
How can I set the text of a WPF Hyperlink via data binding?
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It looks strange, but it works. We do it in about 20 different places in our app. Hyperlink implicitly constructs a <Run/> if you put text in its "content", but in .NET 3.5 <Run/> won't let you bind to it, so you've got to explicitly use a...
How can I include a YAML file inside another?
... inside B, either spliced into the existing data structure, like an array, or as a child of an element, like the value for a certain hash key.
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