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Guid is all 0's (zeros)?
...
Lessons to learn from this:
1) Guid is a value type, not a reference type.
2) Calling the default constructor new S() on any value type always gives you back the all-zero form of that value type, whatever it is. It is logically the same as...
How to display a specific user's commits in svn log?
...ou can write a script to parse it, for example, in Python 2.6:
import sys
from xml.etree.ElementTree import iterparse, dump
author = sys.argv[1]
iparse = iterparse(sys.stdin, ['start', 'end'])
for event, elem in iparse:
if event == 'start' and elem.tag == 'log':
logNode = elem
...
Adding a new entry to the PATH variable in ZSH
... @DanielSpringer: Yes. When you open a shell it inherits PATH from the parent process that started it, and then when it runs .zshrc (or .bashrc or whatever), that's what lets you add extra things to that path.
– Linuxios
Nov 18 '19 at 0:04
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What are the differences between NP, NP-Complete and NP-Hard?
...3n)
where each x_vij is a boolean variable or the negation of a variable from a finite predefined list (x_1, x_2, ... x_n).
It can be shown that every NP problem can be reduced to 3-SAT. The proof of this is technical and requires use of the technical definition of NP (based on non-deterministic...
How to check if a float value is a whole number
...e if a floating point value is within a configurable margin:
>>> from math import isclose
>>> isclose((4**3) ** (1.0/3), 4)
True
>>> isclose(10648 ** (1.0/3), 22)
True
For older versions, the naive implementation of that function (skipping error checking and ignoring in...
How to concatenate strings in django templates?
...s :
Create a file : <appname>\templatetags\<appname>_extras.py
from django import template
register = template.Library()
@register.filter
def addstr(arg1, arg2):
"""concatenate arg1 & arg2"""
return str(arg1) + str(arg2)
and then use it as @Steven says
{% load <appname&...
Converting a date string to a DateTime object using Joda Time library
...zz" returns "MEZ", when applying the toString function, but I cannot parse from it: Invalid format: "31. Januar 2013 06:38:08 MEZ" is malformed at "MEZ". Is this a known issue? How can I avoid it? Regards.
– Danyel
Jan 31 '13 at 5:40
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Why does 0.ToString(“#.##”) return an empty string instead of 0.00 or at least 0?
...t: .0
If you want all three digits: 0.ToString("0.00"); produces: 0.00
From the comments to this answer, your argument seems to be,
it should show '0', because why would anyone ever want to see an empty string if the numeric value is 0?
The response is simple: You have the choice how you w...
What is the “double tilde” (~~) operator in JavaScript? [duplicate]
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@ghoppe: Worth noting that it differs from .floor() in that it actually just removes anything to the right of the decimal. This makes a difference when used against a negative number. Also, it will always return a number, and will never give you NaN. If it can't ...
download file using an ajax request
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Thanks @João, I was looking for this solution from a very long time.
– Abhishek Gharai
Jan 14 at 10:27
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