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Override Python's 'in' operator?
If I am creating my own class in Python, what function should I define so as to allow the use of the 'in' operator, e.g.
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Eclipse Android Plugin — libncurses.so.5
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I am trying to compile FFMPEG for android. now your command is installing the version 6 of the library though FFMPEG requires it to be version 5 perhaps. How to install version 5 of it?
– Anuran Barman
Feb 25 '18 at 6:49
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Better way to sum a property value in an array
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thanks @sp00m now I have changed my implementation with array.reduce just like gruff-bunny answered.
– nramirez
Apr 23 '14 at 18:49
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Random Gaussian Variables
...ution. A simple implementation:
Random rand = new Random(); //reuse this if you are generating many
double u1 = 1.0-rand.NextDouble(); //uniform(0,1] random doubles
double u2 = 1.0-rand.NextDouble();
double randStdNormal = Math.Sqrt(-2.0 * Math.Log(u1)) *
Math.Sin(2.0 * Math.PI * u2);...
Why does this Java code compile?
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int x = x + 1;
first we need to compute x+1 but the value of x is not known so you get an error (the compiler knows that the value of x is not known)
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Can a C# class inherit attributes from its interface?
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very nice, I personally use a shorter version of this, now: private static IEnumerable<T> GetCustomAttributesIncludingBaseInterfaces<T>(this Type type) { var attributeType = typeof(T); return type.GetCustomAttributes(attributeType, true).Union(type.Ge...
Why does sys.exit() not exit when called inside a thread in Python?
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What if I did want to exit the program
from the thread?
Apart from the method Deestan described you can call os._exit (notice the underscore). Before using it make sure that you understand that it does no cleanups (like callin...
Calculate difference in keys contained in two Python dictionaries
...e I have two Python dictionaries - dictA and dictB . I need to find out if there are any keys which are present in dictB but not in dictA . What is the fastest way to go about it?
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Go Error Handling Techniques [closed]
...red IMHO. However complaining is forbidden, so I'll just drink my kool-aid now ;-)
– Thomas
Jan 1 '14 at 5:28
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JS: Check if date is less than 1 hour ago?
...(date) => {
const HOUR = 1000 * 60 * 60;
const anHourAgo = Date.now() - HOUR;
return date > anHourAgo;
}
Using the Moment library:
const lessThanOneHourAgo = (date) => {
return moment(date).isAfter(moment().subtract(1, 'hours'));
}
Shorthand syntax with Moment:
const ...