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How can I undo a `git commit` locally and on a remote after `git push`

...ommits. copy that number from the commit that you want to return back. 2. Now, type in below command: git reset --hard your_that_copied_string_but_without_quote_mark you should see message like "HEAD is now at ". you are on clear. What it just have done is to reflect that change locally. 3. Now...
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browser sessionStorage. share between tabs?

...sionStorage', JSON.stringify(sessionStorage)); // the other tab should now have it, so we're done with it. localStorage.removeItem('sessionStorage'); // <- could do short timeout as well. } else if (event.key == 'sessionStorage' && !sessionStorage.length) { // another tab se...
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Why doesn't nodelist have forEach?

...nner text, but found that nodelist does not have a forEach method. I know that nodelist doesn't inherit from Array , but doesn't it seem like forEach would be a useful method to have? Is there a particular implementation issue I am not aware of that prevents adding forEach to nodelist ?...
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Determining complexity for recursive functions (Big O notation)

...nd I need help determining the complexity of these recursive functions. I know how to solve simple cases, but I am still trying to learn how to solve these harder cases. These were just a few of the example problems that I could not figure out. Any help would be much appreciated and would greatly he...
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How can I push a local Git branch to a remote with a different name easily?

... I'd be interested to know whether there is a shorthand for the branch name I've checked out. I might just want to git push buildserver .:test_this where the . shall be the local branch name which I don't necessarily know. I could look it up, sure,...
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What is the difference between include and extend in Ruby?

...class (i.e. the singleton class) e.g. if you call Klazz.extend(Mod), now Klazz has Mod's methods (as class methods) if you call obj.extend(Mod), now obj has Mod's methods (as instance methods), but no other instance of of obj.class has those methods added. extend is a public method include -...
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How to get an array of unique values from an array containing duplicates in JavaScript? [duplicate]

... It's 2014 now, so we need semicolons again. – tacone Jan 8 '14 at 17:35 56 ...
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Count number of days between two dates

... Doesn't work for (Time.zone.now.to_date - 23.hours.ago.to_date).to_i, it gives 1 and should be 0 – Yuri Ghensev Feb 4 '17 at 16:21 3 ...
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Convert Django Model object to dict with all of the fields intact

...state': <django.db.models.base.ModelState at 0x7ff0993f6908>, 'auto_now_add': datetime.datetime(2018, 12, 20, 21, 34, 29, 494827, tzinfo=<UTC>), 'foreign_key_id': 2, 'id': 1, 'normal_value': 1, 'readonly_value': 2} This is by far the simplest, but is missing many_to_many, foreign_...
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Get hours difference between two dates in Moment Js

...te the difference in number of days between two dates using MomentJS. var now = moment(new Date()); //todays date var end = moment("2015-12-1"); // another date var duration = moment.duration(now.diff(end)); var days = duration.asDays(); console.log(days) ...