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Android - How To Override the “Back” button so it doesn't Finish() my Activity?
...ed
}
Consider the above psuedo-code to point you in the right direction. Reading up on the Activity Lifecycle should help you determine the best way to accomplish what you're looking for.
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How to get a json string from url?
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AFAIK JSON.Net does not provide functionality for reading from a URL. So you need to do this in two steps:
using (var webClient = new System.Net.WebClient()) {
var json = webClient.DownloadString(URL);
// Now parse with JSON.Net
}
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How to detect which one of the defined font was used in a web page?
...ca, san-serif" in Gecko browsers and IE.
"helvetica" in Opera 9, though I read that they are changing this in Opera 10 to match
Gecko.
I took a pass at this problem and created Font Unstack, which tests each font in a stack and returns the first installed one only. It uses the trick that @MojoFil...
Get the length of a String
...e test1.characters.count. But, there are a few things you should know. So, read on.
Counting characters in Swift
Before Swift 2.0, count was a global function. As of Swift 2.0, it can be called as a member function.
test1.characters.count
It will return the actual number of Unicode characters i...
How to disable python warnings
...t of (for me at the moment) useless warnings using the warnings library. Reading (/scanning) the documentation I only found a way to disable warnings for single functions . But I don't want to change so much of the code.
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ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
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This bug has been sitting on bugs.mysql.com since 2007 and this thread is mainly just a parroting of all those wrong answers even up to a year ago.
According to the MySQL documentation, commands like CREATE USER, GRANT, REVOKE, and DROP USER do not require a subsequent FLUSH PRIVILEGES com...
How to apply !important using .css()?
... return style;
}
};
})(jQuery);
See this for examples of how to read and set the CSS values. My issue was that I had already set !important for the width in my CSS to avoid conflicts with other theme CSS, but any changes I made to the width in jQuery would be unaffected since they would b...
A list of indices in MongoDB?
...ere a way to see a list of indices on a collection in mongodb in shell? i read through http://www.mongodb.org/display/DOCS/Indexes but i dont see anything
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Delete directories recursively in Java
...or a delete failure? If the file is truly no longer there, it must have already been deleted, which means that, semantically, the delete did not fail - it had nothing to do. And if it failed for some other reason, it was not because the file was not found.
– Lawrence Dol
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Redirecting to previous page after authentication in node.js using passport.js
... I'm looking for. I call ensureAuthenticated to figure out if a user is already authed or not, if not it is redirected to /login. From this view I need a way to get back to /account. Calling req.path within /login gives me simple /login back. Using referer doesn't work either plus its not quite cer...