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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...
(413) Request Entity Too Large | uploadReadAheadSize
... you'll have to delete it and re-add it. Run netsh http delete sslcert <ipaddress>:<port> where <ipaddress>:<port> is the IP:port shown in the configuration you saved earlier.
Now you can re-add the binding. You can view the valid parameters for netsh http add sslcert here (M...
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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...
MAC addresses in JavaScript
...ecurity vulnerability if you would be able to do this directly from Javascript. There are two things I can think of:
Using Java (with a signed applet)
Using signed Javascript, which in FF (and Mozilla in general) gets higher privileges than normal JS (but it is fairly complicated to set up)
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File input 'accept' attribute - is it useful?
Implementing a file upload under html is fairly simple, but I just noticed that there is an 'accept' attribute that can be added to the <input type="file" ...> tag.
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How to use SCNetworkReachability in Swift
I'm trying to convert this code snippet to Swift. I'm struggling on getting off the ground due to some difficulties.
7 An...
When NOT to use Cassandra?
...t an analytical platform around it to count hits per hour, by browser, by IP, etc in a real time manner. You can refer to this blog post to understand more about the use cases where Cassandra fits in.
When to Use a RDMS instead of Cassandra
Cassandra is based on a NoSQL database and does not pro...
What are the pros and cons of the SVN plugins for Eclipse, Subclipse and Subversive? [closed]
SVN in Eclipse is spread into two camps. The SVN people have developed a plugin called Subclipse . The Eclipse people have a plugin called Subversive . Broadly speaking they both do the same things. What are the advantages and disadvantages of each?
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