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What does a b prefix before a python string mean?
In a python source code I stumbled upon I've seen a small b before a string like in:
2 Answers
...
Python __str__ versus __unicode__
...ck with them for compatibility reasons. Generally, you should put all your string formatting in __unicode__(), and create a stub __str__() method:
def __str__(self):
return unicode(self).encode('utf-8')
In 3.0, str contains characters, so the same methods are named __bytes__() and __str__(). ...
Installing Ruby Gem in Windows
...uby 2.0.0p353 (2013-11-22) [i386-mingw32]
For Ruby 2.4 or later, run the extra installation at the end to install the DevelopmentKit. If you forgot to do that, run ridk install in your windows console to install it.
For earlier versions:
Download and install DevelopmentKit from the same downloa...
Can someone explain Microsoft Unity?
...f Dependency Injection in ASP.NET Web API 2
public interface IShape
{
string Name { get; set; }
}
public class NoShape : IShape
{
public string Name { get; set; } = "I have No Shape";
}
public class Circle : IShape
{
public string Name { get; set; } = "Circle";
}
public class Rectang...
How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
...
tl;dr / quick fix
Don't decode/encode willy nilly
Don't assume your strings are UTF-8 encoded
Try to convert strings to Unicode strings as soon as possible in your code
Fix your locale: How to solve UnicodeDecodeError in Python 3.6?
Don't be tempted to use quick reload hacks
Unicode Zen in ...
My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...st one argument. One of built-in classes which takes two arguments is std::string
std::string hundred_dots(100, '.');
This is all well and fine (technically, it would have most vexing parse if it would be written as std::string wat(int(), char()), but let's be honest - who would write that? But l...
Cleaner way to update nested structures
...nt = 3, superMode: Boolean = false)
scala> @zip case class Game(state: String = "pause", pacman: Pacman = Pacman())
scala> val g = Game()
g: Game = Game("pause",Pacman(3,false))
// Changing the game state to "run" is simple using the copy method:
scala> val g1 = g.copy(state = "run")
g...
PyLint, PyChecker or PyFlakes? [closed]
...ry talkative. Be ready to use your eyes.
Corrected script (with lazy doc strings and variable names) :
#!/usr/local/bin/python
# by Daniel Rosengren, modified by e-satis
"""
Module doctring
"""
import time
from sys import stdout
BAILOUT = 16
MAX_ITERATIONS = 1000
def mandelbrot(dim_1, dim_2):...
Converting strings to floats in a DataFrame
How to covert a DataFrame column containing strings and NaN values to floats. And there is another column whose values are strings and floats; how to convert this entire column to floats.
...
uint8_t vs unsigned char
...
@endolith, using uint8_t for a string isn't necessarily wrong, but it's definitely weird.
– Mark Ransom
Nov 14 '11 at 13:58
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