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Undoing a 'git push'

... highly dangerous if you are working in a shared repo. As a best practice, all commits pushed to a remote repo that is shared should be considered 'immutable'. Use 'git revert' instead: kernel.org/pub/software/scm/git/docs/… – Saboosh Jan 13 '12 at 20:47 ...
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How to Create Multiple Where Clause Query Using Laravel Eloquent?

... '<>', 'value_2'], [COLUMN, OPERATOR, VALUE], ... ]) Personally I haven't found use-case for this over just multiple where calls, but fact is you can use it. Since June 2014 you can pass an array to where As long as you want all the wheres use and operator, you can group them this ...
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Visual Studio immediate window command for Clear All

... you can use >cls, which is a predefined command alias to >Edit.ClearAll. The MSDN article lists all predefined aliases and you can define your own, too. (For VS 2010 and earlier, custom aliases are described in a separate article, though.) Scanning through, there's a whole slew of them, some...
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What does static_assert do, and what would you use it for?

...fined (as one would expect in a C++ library). Contrast with having to actually compile SomeLibrary and your code, link everything, and run the executable only then to find out that you spent 30 minutes compiling an incompatible version of SomeLibrary. @Arak, in response to your comment: yes, you ...
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Portable way to get file size (in bytes) in shell?

... One would guess the portable ls -ln FILE | { read _ _ _ _ size _ && echo "$size"; } needs not fork for the second step of the pipeline, as it uses just built-ins, but Bash 4.2.37 on Linux forks twice (still only one execve, though). – Palec ...
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How to download an entire directory and subdirectories using wget?

...nd I am only able to access the files through a browser. The base URLs for all the files is the same like 8 Answers ...
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How do you get a Golang program to print the line number of the error it just called?

...Fatal was ran. Is there no way of getting access to the line number that called log.Fatal? i.e. is there a way to get the line number when throwing an error? ...
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Why are dates calculated from January 1st, 1970?

...1st, 1970) as default standard The Question makes two false assumptions: All time-tracking in computing is done as a count-since-1970. Such tracking is standard. Two Dozen Epochs Time in computing is not always tracked from the beginning of 1970 UTC. While that epoch reference is popular, various...
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Import error: No module name urllib2

...ython 3 named urllib.request and urllib.error. The 2to3 tool will automatically adapt imports when converting your sources to Python 3. So you should instead be saying from urllib.request import urlopen html = urlopen("http://www.google.com/").read() print(html) Your current, now-edited code sa...
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Is there a way that I can check if a data attribute exists?

... You can use jQuery's hasData method. http://api.jquery.com/jQuery.hasData/ The primary advantage of jQuery.hasData(element) is that it does not create and associate a data object with the element if none currently exists. In contrast, jQuery.data(element) always re...