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Finding the max value of an attribute in an array of objects
...Note that this returns the object that had the max value not the max value from the object. This may or may not be what you want. In my case it was what I wanted. +1
– John
Nov 24 '17 at 23:46
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What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...ition to objects, there are primitives. All objects in Java are descendant from java.lang.Object, but primitives are set apart and, presently*, not extensible by a programmer. Note also that primitives have "operators", not methods.
In Scala, on the other hand, everything is an object, all objects ...
How to completely remove a dialog on close
...he dialog and then remove the div that was "hosting" the dialog completely from the DOM
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How to parse a string to an int in C++?
...so, because lexical_cast is just a wrapper around stringstream, it suffers from the same problems that stringstream does: poor support for multiple number bases and poor error handling.
The best solution
Fortunately, somebody has already solved all of the above problems. The C standard library con...
What is a Maven artifact?
...and libraries. A repository manager doesn't care where its artifacts come from (maybe they came from a Maven build, or a local file, or an Ant build, or a by-hand compilation...).
A Maven Artifact is a Java class that represents the kind of "name" that gets dereferenced by a repository manager int...
What is Serialization?
...storage.
Deserialization is the exact opposite - Fetch a stream of bytes from network or persistence storage and convert it back to the Object with the same state.
The thing to understand is how those stream of bytes are interpreted or manipulated so that we get the exact same Object/ same state....
Why can't Python parse this JSON data?
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"id": "valore"
}
}
Then you can use your code:
import json
from pprint import pprint
with open('data.json') as f:
data = json.load(f)
pprint(data)
With data, you can now also find values like so:
data["maps"][0]["id"]
data["masks"]["id"]
data["om_points"]
Try those out and...
How to refer to relative paths of resources when working with a code repository
...ou should be able to get to the parent directory using join(foo, '..'). So from /root/python_files/module/myfile, use os.path.join(os.path.dirname(__file__), '..', '..', 'resources')
– c089
Aug 14 '09 at 14:20
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Differences between “BEGIN RSA PRIVATE KEY” and “BEGIN PRIVATE KEY”
Hi I was writing a program that imports private keys from a .pem file and create a private key object to use it later..
the problem I have faced is that some pem files header begin with
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Changing MongoDB data store directory
...ill allow you to control what directory MongoDB reads and writes it's data from.
mongod --dbpath /usr/local/mongodb-data
Would start mongodb and put the files in /usr/local/mongodb-data.
Depending on your distribution and MongoDB installation, you can also configure the mongod.conf file to d...