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How to deal with a slow SecureRandom generator?
..., but you can enumerate them using Security.getProviders() and Provider.getService().
Sun is fond of SHA1PRNG, so it's widely available. It isn't especially fast as PRNGs go, but PRNGs will just be crunching numbers, not blocking for physical measurement of entropy.
The exception is that if you do...
Understanding checked vs unchecked exceptions in Java
...en. If it is in the UI layer - catch it and show a warning; if it's in the service layer - don't catch it at all - let it bubble. Just don't swallow the exception. If an exception occurs in most of the cases you should choose one of these:
log it and return
rethrow it (declare it to be thrown by t...
.gitignore for Visual Studio Projects and Solutions
...esktop.ini
# Recycle Bin used on file shares
$RECYCLE.BIN/
# Mac desktop service store files
.DS_Store
See: Add a default .gitignore file on MSDN
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Difference between System.DateTime.Now and System.DateTime.Today
...s store it in a database, display it on screen, or transmit it using a web service.
If your local time zone follows any daylight savings rules, you do not get that information back from DateTime.Now. In ambiguous times, such as during a "fall-back" transition, you won't know which of the two possi...
Relational Database Design Patterns? [closed]
...tables hold more "cohesive" data? My thinking is that if a large table was servicing writes to 2 kinds of data sets but both are in the same row, this would result in unnecessary lock contention.
– CMCDragonkai
Jul 2 '15 at 17:39
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How to host google web fonts on my own server?
...t you restrict yourself to the true type format, whilst the google webfont service determines by the accessing device which formats will be transmitted.
Furthermore, I had to add a .htaccess file to my the directory holding the fonts containing mime types to avoid errors from popping up in Chrome De...
How to sort my paws?
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Intel HAXM installation error - This computer does not support Intel Virtualization Technology (VT-x
...gram for the whole installation process. Remember to restore all antivirus services after installing HAXM.
Some people recommend cold boot which is:
Disabling Virtualization in your BIOS
Restart computer and turn it off
Enable VT in your BIOS
Restart computer, turn it off
It's likely that now mig...
How do BitTorrent magnet links work?
...a relay - I won't go into details here) and start fetching it.
Resources/Services in P2P networks are not directly attached to network addresses: they are distributed and that is the beauty of these highly scalable networks.
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Algorithm to compare two images
.../04/97.jpg) has gone bad. Note that stackoverflow now has an image hosting service.
– ThomasW
Nov 17 '11 at 0:49
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