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Are GUID collisions possible?

...more. It was true for v1 GUIDs, but not for the current v4 ones. See en.wikipedia.org/wiki/Globally_Unique_Identifier#Algorithm for more info. – Greg Beech Oct 8 '08 at 23:10 100 ...
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How to export a Vagrant virtual machine to transfer it

...168.50.4 test.dev 192.168.50.4 vvv.dev ... Where the 192.168.50.4 is the IP of my Virtual machine and test.dev and vvv.dev are developing hosts. I hope this can help you :) I'll be happy if you feedback your go. Some particularities of my case that you may find: When I ran vagrant up, there was...
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Bitwise operation and usage

... # Convert string to hexadecimal number (base 16) num = (int(value.lstrip("#"), 16)) # Shift 16 bits to the right, and then binary AND to obtain 8 bits representing red r = ((num >> 16) & 0xFF) # Shift 8 bits to the right, and then binary AND to obtain 8 bits representing...
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How to set up Spark on Windows?

...this version: Hadoop 2 (HDP2, CDH5) Since version 1.0.0 there are .cmd scripts to run spark in windows. Unpack it using 7zip or similar. To start you can execute /bin/spark-shell.cmd --master local[2] To configure your instance, you can follow this link: http://spark.apache.org/docs/latest/ ...
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Why is nginx responding to any domain name?

...rrangement gives a lot of flexibility in that it is possible to define multiple defaults. In my specific case, I have Apache listening on Port 8080 on the internal interface only and I proxy PHP and Perl scripts to Apache. However, I run two separate applications that both return links with ":808...
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SHA512 vs. Blowfish and Bcrypt [closed]

... cafcaf 210k3434 gold badges276276 silver badges423423 bronze badges 3 ...
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How to get a time zone from a location using latitude and longitude coordinates?

...ntations that use the Timezone Boundary Builder data node-geo-tz - JavaScript library (Node.js only) timespace - JavaScript library tz-lookup-oss - JavaScript library GeoTimeZone - .NET library Geo-Timezone - PHP library timezonefinder - Python library ZoneDetect - C library Timeshape - Java librar...
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How can I test https connections with Django as easily as I can non-https connections using 'runserv

... directory (the one with manage.py in it): cd .. Here we'll create a script named runserver that will run stunnel and two django development servers (one for normal connections, and one for SSL connections): stunnel4 stunnel/dev_https & python manage.py runserver& HTTPS=1 python manage.p...
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Detect network connection type on Android

... ben75ben75 26.9k77 gold badges7777 silver badges127127 bronze badges ...
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Match whitespace but not newlines

...ke sure you use this with flags=re.UNICODE. – Carson Ip Jun 10 '19 at 4:17  |  show 2 more comments ...