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GetHashCode Guidelines in C#
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@JS Bangs - From MSDN: Derived classes that override GetHashCode must also override Equals to guarantee that two objects considered equal have the same hash code; otherwise, the Hashtable type might not work correctly.
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Adding n hours to a date in Java?
...usHours( 8 )
Or…
myJavaUtilDate.toInstant() // Convert from legacy class to modern class, an `Instant`, a point on the timeline in UTC with resolution of nanoseconds.
.plus( // Do the math, adding a span of time to our moment, our `Instant`.
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Android disable screen timeout while app is running
...aseActivity and write this code in onCreate Method and extend all activity from baseActivity.
– maryam
Apr 16 '19 at 16:30
add a comment
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How can I create directories recursively? [duplicate]
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a fresh answer to a very old question:
starting from python 3.2 you can do this:
import os
path = '/home/dail/first/second/third'
os.makedirs(path, exist_ok=True)
thanks to the exist_ok flag this will not even complain if the directory exists (depending on your needs......
Java abstract interface
...itting numerous broken links, I managed to find a copy of the original Oak 0.2 Specification (or "manual"). Quite interesting read I must say, and only 38 pages in total! :-)
Under Section 5, Interfaces, it provides the following example:
public interface Storing {
void freezeDry(Stream s) = 0...
Using logging in multiple modules
...program code
if __name__ == '__main__':
main()
See here for logging from multiple modules, and here for logging configuration for code which will be used as a library module by other code.
Update: When calling fileConfig(), you may want to specify disable_existing_loggers=False if you're usi...
Why hasn't functional programming taken over yet?
... programming (languages), tried out Haskell as well as written one myself. From what I've seen, functional programming has several advantages over the classical imperative style:
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What is Python used for? [closed]
...Every type conversion in python must be done explicitly. This is different from, for example, Perl or Javascript, where you have weak typing, and can write things like "hello" + 5 to get "hello5".
Python is object oriented, with class-based inheritance. Everything is an object (including classes, fu...
Difference between encoding and encryption
... nor an encoding of the document, as the original data cannot be recovered from it.
– Thilo
Mar 12 '19 at 14:11
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What's the fuss about Haskell? [closed]
.... In that sense it's better than a C program. But how is this so different from (say) a Python program with a very similar structure?
The answer is lazy evaluation. In most languages (even some functional ones), a program structured like the one above would result in the entire file being loaded in...