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How many random elements before MD5 produces collisions?

...mestamp) is the same as md5(filename), assuming that filename is random to start with (because adding more randomness to something random only changes the individual md5 result and the birthday problem still exists across all the md5 hashes). – robocat Mar 15 '...
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How to get all of the immediate subdirectories in Python

...to @ari comment for python newbies such as I : strip('/') will remove both starting and trailing '/', rstrip('/') will remove only the trailing one – Titou Sep 16 '16 at 10:57 ...
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Android: How to create a Dialog without a title?

...nts best, the solution in the accepted answer is the best in my opinion. I started out doing it like this, with a clean Dialog, but creating an AlertDialog was a lot easier. As it is stated in the docs: The Dialog class is the base class for dialogs, but you should avoid instantiating Dialog directl...
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How to search a string in multiple files and return the names of files in Powershell?

I have started learning powershell a couple of days ago, and I couldn't find anything on google that does what I need so please bear with my question. ...
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Webdriver Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms

..., and incompatibility always seems to generate the same error. My problem started when I moved from FF 15 to FF 16. Running on Ubuntu, this happens auto magically along with other upgrades but I believe this was the critical change. The problem was resolved by moving from Selenium 2.24.1 to Seleni...
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Sockets: Discover port availability using Java

...gt; MAX_PORT_NUMBER) { throw new IllegalArgumentException("Invalid start port: " + port); } ServerSocket ss = null; DatagramSocket ds = null; try { ss = new ServerSocket(port); ss.setReuseAddress(true); ds = new DatagramSocket(port); ds.setReu...
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Given the lat/long coordinates, how can we find out the city/country?

...or cities. Source code is available at github.com/turgos/Location. You can start your own with more detailed data from "download.geonames.org/export/dump". – turgos Dec 1 '15 at 19:28 ...
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UIPanGestureRecognizer - Only vertical or horizontal

...; _moveY = 0; } @end This will only trigger the gesture if the user starts dragging in the selected behavior. Set the direction property to a correct value and you are all set. share | improv...
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How do you change the width and height of Twitter Bootstrap's tooltips?

...{ min-width: 100px; max-width: 100%; } The min-width declares a starting size. As opposed to the max-width, as some other would suggest, which it declares a stopping width. According to your question, you shouldn't declare a final width or your tooltip content will eventually wrap at that...
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Working copy XXX locked and cleanup failed in SVN

... here's a quick one-liner that should recursively delete all locks starting in the current directory: find . | grep ".svn/lock" | xargs rm – Jesse Dec 8 '11 at 23:40 ...