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What causes java.lang.IncompatibleClassChangeError?
...rary as a JAR, and it's throwing many java.lang.IncompatibleClassChangeError s when I try to invoke methods from it. These errors seem to appear at random. What kinds of problems could be causing this error?
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?
What is the most efficient way to organise the following pandas Dataframe:
4 Answers
4...
Javascript equivalent of Python's zip function
... so the following function definition will act like python, but see below for disclaimer... this will not be its own inverse so zip(zip(x)) will not equal x; though as Matt Kramer points out zip(...zip(...x))==x (like in regular python zip(*zip(*x))==x))
Alternative definition equiv. to Python{zip}...
When to use Windows Workflow Foundation? [closed]
...through WF. It looks like WF can be used to create (almost) any kind of algorithm. So (theoretically) I can do all my logic in WF, but it's probably a bad idea to do it for all projects.
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Change the name of the :id parameter in Routing resources for Rails
...he :param option was added, which seems to do exactly what you're looking for. You can take a look at the Rails 3 code compared to the Rails 4 code.
Details
You can easily implement this in your routes.rb file:
# config/routes.rb
resources :posts, param: :slug
# app/controllers/posts_controller...
is there an virtual environment for node.js?
...iki modules page, but I can't find anything similar to virtualenv (python) or rvm.
7 Answers
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Deleting Files using Git/GitHub
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@KimPrince - According to kernel.org, "-A --all Like -u, but match <filepattern> against files in the working tree in addition to the index. That means that it will find new files as well as staging modified content and removing files ...
JPanel Padding in Java
I have a formatting question for my Java swing application. It should be fairly straightforward, but I am having difficulty finding any aid (Every topic seems to be regarding removing any default padding in JPanel). The text in my various JPanels hug the sides and top, touching the colored borders...
AttributeError: 'datetime' module has no attribute 'strptime'
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If I had to guess, you did this:
import datetime
at the top of your code. This means that you have to do this:
datetime.datetime.strptime(date, "%Y-%m-%d")
to access the strptime method. Or, you could change the import statement to this:
from datetime i...
Floating elements within a div, floats outside of div. Why?
... edited Apr 26 '13 at 8:30
Mormegil
7,38633 gold badges3636 silver badges7272 bronze badges
answered Jan 14 '10 at 5:00
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