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Reversing a linked list in Java, recursively

I have been working on a Java project for a class for a while now. It is an implementation of a linked list (here called AddressList , containing simple nodes called ListNode ). The catch is that everything would have to be done with recursive algorithms. I was able to do everything fine sans one ...
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Checkout old commit and make it a new commit [duplicate]

On Git, say I mess up my commits, and I want to make the version 3 commits ago as the new version. If I do git checkout xxxx , it creates a new branch and it seems like I can only merge it? Could I make this the new "master version"? ...
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How to open a Bootstrap modal window using jQuery?

I'm using Twitter Bootstrap modal window functionality. When someone clicks submit on my form, I want to show the modal window upon clicking the "submit button" in the form. ...
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Convert UTC Epoch to local date

I have been fighting with this for a bit now. I’m trying to convert epoch to a date object. The epoch is sent to me in UTC. Whenever you pass new Date() an epoch, it assumes it’s local epoch. I tried creating a UTC object, then using setTime() to adjust it to the proper epoch, but the only m...
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How can I remove the decimal part from JavaScript number?

I have the results of a division and I wish to discard the decimal portion of the resultant number. 14 Answers ...
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How can I temporarily disable a foreign key constraint in MySQL?

Is it possible to temporarily disable constraints in MySQL? 10 Answers 10 ...
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Using print statements only to debug

I have been coding a lot in Python of late. And I have been working with data that I haven't worked with before, using formulae never seen before and dealing with huge files. All this made me write a lot of print statements to verify if it's all going right and identify the points of failure. But, ...
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Django - how to create a file and save it to a model's FileField?

Here's my model. What I want to do is generate a new file and overwrite the existing one whenever a model instance is saved: ...
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Creating a range of dates in Python

I want to create a list of dates, starting with today, and going back an arbitrary number of days, say, in my example 100 days. Is there a better way to do it than this? ...
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Emulating a do-while loop in Bash

What is the best way to emulate a do-while loop in Bash? 4 Answers 4 ...