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How to implement a tree data-structure in Java? [closed]
...object. It is fairly easy to implement simple trees to do what you need.
All you need to add are methods for add to, removing from, traversing, and constructors. The Node is the basic building block of the Tree.
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Remove refs/original/heads/master from git repo after filter-branch --tree-filter?
... as a backup, in case you mess up your filter-branch. Believe me, it's a really good idea.
Once you've inspected the results, and you're very confident that you have what you want, you can remove the backed up ref:
git update-ref -d refs/original/refs/heads/master
or if you did this to many refs...
test a file upload using rspec - rails
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You can use fixture_file_upload method to test file uploading:
Put your test file in "{Rails.root}/spec/fixtures/files" directory
before :each do
@file = fixture_file_upload('files/test_lic.xml', 'text/xml')
end
it "can upload a license" do...
Android studio, gradle and NDK
...his out for two days until I saw your post and this solved my problem. I really think NDK build is better separately built by Android.mk command line makefile only, not by gradle script since C/C++ has been built by Makefile for more than 40 years!
– tonga
Jan ...
Python regular expressions return true/false
...sing Python regular expressions how can you get a True / False returned? All Python returns is:
6 Answers
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Why should I care about lightweight vs. annotated tags?
...ity for the paranoid. Most of us aren't ever going to use it, but if you really want to verify everything before you put that software on your computer, you might want it.
Edit:
As for what to write in a tag annotation, you're right - there's not always much useful to say. For a version number tag...
Difference between \b and \B in regex
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\b is a zero-width word boundary. Specifically:
Matches at the position between a word character (anything matched by \w) and a non-word character (anything matched by [^\w] or \W) as well as at the start and/or end of the string if the first and/or last characte...
Resource interpreted as Document but transferred with MIME type application/zip
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@all It's 2035 (I've come from future) and there is no computer to support this.
– Ali Farhoudi
Apr 17 '19 at 9:01
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How do I get git to default to ssh and not https for new repositories
...hould add that, this method does not interfere with github's mac client at all. Change it and you can both use command line and gui version(github's client) of git without a problem.
– Kemal Dağ
Oct 11 '13 at 8:39
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Has anyone ever got a remote JMX JConsole to work?
...solution for this:
If your Java process is running on Linux behind a firewall and you want to start JConsole / Java VisualVM / Java Mission Control on Windows on your local machine to connect it to the JMX Port of your Java process.
You need access to your linux machine via SSH login. All Communic...