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Python (and Python C API): __new__ versus __init__
...xample that would hopefully make the difference clear:
a = Shape(sides=3, base=2, height=12)
b = Shape(sides=4, length=2)
print(a.area())
print(b.area())
# I want `a` and `b` to be an instances of either of 'Square' or 'Triangle'
# depending on number of sides and also the `.area()` method to do t...
Multi-line regex support in Vim
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Specifically, what's dangerous about casting the result of malloc?
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unwindunwind
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AES vs Blowfish for file encryption
... (and most other block ciphers of the same era, like 3DES and IDEA) have a 64 bit block size, which is considered insufficient for the large file sizes which are common these days (the larger the file, and the smaller the block size, the higher the probability of a repeated block in the ciphertext -...
Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
We use Spring Boot/MVC with annotation-based java-config for series of RESTful services and we want to selectively enable HTTP GZIP stream compression on some API responses.
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How to convert Milliseconds to “X mins, x seconds” in Java?
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Based on @siddhadev's answer, I wrote a function which converts milliseconds to a formatted string:
/**
* Convert a millisecond duration to a string format
*
* @param millis A duration to convert to a stri...
AutoMapper: “Ignore the rest”?
...irst and things will work the same, which is good if you have some kind of base class configuration.
– N73k
Jun 2 '17 at 15:07
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Haskell, Lisp, and verbosity [closed]
...asons:
dynamic typing (check out Dynamic vs. Static Typing — A Pattern-Based Analysis by
Pascal Costanza)
optional and keyword arguments
uniform homoiconic list syntax with macros
prefix syntax (no need to remember precedence rules)
impure and thus more suited for quick prototyping
powerful obje...
Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
...tic)
For some data structures it would make sense to make them static and based off the application's context, but generally not for UI related things, like dialogs. So something like this:
Dialog mDialog;
...
mDialog = new Dialog(this);
Is fine and shouldn't leak the activity as mDialog would...
What does O(log n) mean exactly?
... find the right one; instead, you can simply divide-and-conquer by looking based on where their name is alphabetically, and in every section you only need to explore a subset of each section before you eventually find someone's phone number.
Of course, a bigger phone book will still take you a long...