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Python - List of unique dictionaries
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John La RooyJohn La Rooy
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Set default CRAN mirror permanent in R
...e does not seem to be a RProfile.site file in my R 3.3.1 on Arch Linux x86_64. There is a file named RProfile that does not contain the commented out lines mentioned in the answer.
– SACHIN GARG
Jul 16 '16 at 4:07
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What is your favorite C programming trick? [closed]
...t was close to optimal, but not fully optimal. Likewise, it seems that for 64bits the value was discovered, rather than computing.
– Matthieu M.
Oct 14 '11 at 16:28
add a comm...
Best practice for embedding arbitrary JSON in the DOM?
...cludes a safe way to do HTML encoding. An alternative would be to use base64 which is both HTML safe and safe to put inside a JS string. It's easy to encode/decode in JS using btoa()/atob() and it's probably easy for you to do server side.
– sstur
Jan 24 '19 a...
Test if a variable is set in bash when using “set -o nounset”
...sh
$ /bin/bash --version | head -1
GNU bash, version 4.1.2(1)-release (x86_64-redhat-linux-gnu)
$ set -o nounset
If you want a non-interactive script to print an error and exit if a variable is null or not set:
$ [[ "${HOME:?}" ]]
$ [[ "${IAMUNBOUND:?}" ]]
bash: IAMUNBOUND: parameter null or not...
Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
...tCompression("on");
httpProtocol.setCompressionMinSize(64);
}
});
}
};
}
See the Tomcat documentation for more details on the various compression configuration options that are available.
You say that you want to selectively enable compr...
Do Java arrays have a maximum size?
... in an array in JDK 6 and above is Integer.MAX_VALUE - 2 = 2 147 483 645. Java successfully allocates such an array if you run it with -Xmx13G. It fails with OutOfMemoryError: Java heap space if you pass -Xmx12G.
– Alexey Ivanov
Feb 27 '15 at 10:46
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What is the difference between Session.Abandon() and Session.Clear()
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RaYellRaYell
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snprintf and Visual Studio 2010
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Stefan SteigerStefan Steiger
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a...
Pick a random element from an array
...so that we have:
UInt.random
UInt8.random
UInt16.random
UInt32.random
UInt64.random
UIntMax.random
// closed intervals:
(-3...3).random
(Int.min...Int.max).random
// and collections, which return optionals since they can be empty:
(1..<4).sample
[1,2,3].sample
"abc".characters.sample
["a": 1...