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Can a variable number of arguments be passed to a function?
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Yes. You can use *args as a non-keyword argument. You will then be able to pass any number of arguments.
def manyArgs(*arg):
print "I was called with", len(arg), "arguments:", arg
>>> manyArgs(1)
I was called with 1 argum...
How can I control the width of a label tag?
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label { display: block; width: 100px; }
The width attribute is deprecated, and CSS should always be used to control these kinds of presentational styles.
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How to create P12 certificate for iOS distribution
We have an iOS app whose push notification cert has expired and we're trying to create a new one. I've created new certs in the Provisioning portal (ios_developer.cer, ios_distribution.cer) and downloaded them. I was following instructions here on Stack Overflow to convert it to PEM and then to ...
android.content.res.Resources$NotFoundException: String resource ID #0x0
...er it will try to look for the corresponding string resource id - which it can't find, which is your error.
I guess app.getTotalDl() returns an int. You need to specifically tell setText to set it to the String value of this int.
setText (int resid) vs setText (CharSequence text)
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How to get key names from JSON using jq
curl http://testhost.test.com:8080/application/app/version | jq '.version' | jq '.[]'
7 Answers
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Are Java static initializers thread safe?
...nitialize some controllers in a registry I have. My question is therefore, can I guarantee that this static code block will only absolutely be called once when the class is first loaded? I understand I cannot guarantee when this code block will be called, I'm guessing its when the Classloader first ...
How do I pick randomly from an array?
I want to know if there is a much cleaner way of doing this. Basically, I want to pick a random element from an array of variable length. Normally, I would do it like this:
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RVM: Uninstalling all gems of a gemset
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This command removes all the ruby gems installed locally in 1-step
Works well in Ubuntu 10.10
gem list | cut -d" " -f1 | xargs gem uninstall -aIx
PS - removes all local gems. Use sudo accordingly.
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jekyll markdown internal links
Jekyll uses Markdown-formatted links, but how can I link to internal content?
6 Answers
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width:auto for fields
...space'. However for an <input> element this doesn't seem to be the case. For example:
7 Answers
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