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List all environment variables from the command line
Is it possible to list all environment variables from a Windows' command prompt?
8 Answers
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append multiple values for one key in a dictionary [duplicate]
...python and I have a list of years and values for each year. What I want to do is check if the year already exists in a dictionary and if it does, append the value to that list of values for the specific key.
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Vim: Replacing a line with another one yanked before
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What I would do :
aG
Y
xG
Vp
You don't have to leave normal mode, but it does yank the line. You can however use V"0p which will always put the line yanked in step 2.
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Unstaged changes left after git reset --hard
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This works, but I do not exactly understand why. Anyone care to explain each command?
– Edwin Stoteler
Mar 20 '15 at 14:04
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How can I get a resource “Folder” from inside my jar File?
I have a resources folder/package in the root of my project, I "don't" want to load a certain File. If I wanted to load a certain File, I would use class.getResourceAsStream and I would be fine!! What I actually want to do is to load a "Folder" within the resources folder, loop on the Files inside t...
Do fragments really need an empty constructor?
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Yes they do.
You shouldn't really be overriding the constructor anyway. You should have a newInstance() static method defined and pass any parameters via arguments (bundle)
For example:
public static final MyFragment newInstance(in...
How to reset / remove chrome's input highlighting / focus border? [duplicate]
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Yep. Globally setting outline: none like some resets do is a mistake as it degrades keyboard accessibility, but it's fine to remove outline if you've got another cleart way of reflecting focusedness.
– bobince
May 31 '10 at 13:23
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How to use > in an xargs command?
...e the output of that grep to a separate file. My guess would have been to do something like this
3 Answers
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How to set target hosts in Fabric file
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I do this by declaring an actual function for each environment. For example:
def test():
env.user = 'testuser'
env.hosts = ['test.server.com']
def prod():
env.user = 'produser'
env.hosts = ['prod.server.com']
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Git: How to return from 'detached HEAD' state
...peaking: git checkout <branchname> will get you out of that.
If you don't remember the last branch name, try
git checkout -
This also tries to check out your last checked out branch.
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