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What's the difference between tilde(~) and caret(^) in package.json?

...versions, without incrementing the minor version. ~1.2.3 will use releases from 1.2.3 to <1.3.0. ^version “Compatible with version”, will update you to all future minor/patch versions, without incrementing the major version. ^2.3.4 will use releases from 2.3.4 to <3.0.0. See Comments be...
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What is std::promise?

...td::future is an asynchronous return object ("an object that reads results from a shared state") and a std::promise is an asynchronous provider ("an object that provides a result to a shared state") i.e. a promise is the thing that you set a result on, so that you can get it from the associated futu...
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Removing items from a list [duplicate]

... might throw an UnsupportedOperationException if you have your list formed from Arrays.asList(arr) because Arrays.asList() gives you a fixed list. In that case, do an List<E> myList = new ArrayList<>(Arrays.asList(arr)) and then use the listIterator over the list. Same goes if you want t...
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How to replace master branch in Git, entirely, from another branch? [duplicate]

...r is now essentially seotweaks. (-s ours is short for --strategy=ours) From the docs about the 'ours' strategy: This resolves any number of heads, but the resulting tree of the merge is always that of the current branch head, effectively ignoring all changes from all other branches. It is me...
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Proper way to handle multiple forms on one page in Django

...ctions to deal with the two different forms. Read the submit button values from the POST data. You can tell which submit button was clicked: How can I build multiple submit buttons django form? share | ...
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The type or namespace name does not exist in the namespace 'System.Web.Mvc'

...rojects that spontaneously uninstalled asp.net MVC somehow. I installed it from Nuget and now they both work again. This happened after a recent batch of windows updates that included .net framework updates for the version I was using (4.5.1). Edit: From the .Net Web Development and Tools Blog: Mi...
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What is the difference between concurrent programming and parallel programming?

...llel execution and parallel programming are not the same thing. The answer from Jon Harrop is correct. But it seems that the question itself confuses parallel execution and parallel programming. – Blaisorblade Aug 20 '11 at 21:52 ...
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How can you zip or unzip from the script using ONLY Windows' built-in capabilities?

...S way to do this. https://superuser.com/questions/201371/create-zip-folder-from-the-command-line-windows From Windows 8 on, .NET Framework 4.5 is installed by default, with System.IO.Compression.ZipArchive and PowerShell available, one can write scripts to achieve this, see https://stackoverflow.co...
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How to retrieve GET parameters from javascript? [duplicate]

...ves you GET without the question mark. window.location.search.substr(1) From your example it will return returnurl=%2Fadmin EDIT: I took the liberty of changing Qwerty's answer, which is really good, and as he pointed I followed exactly what the OP asked: function findGetParameter(parameterName...
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How to save all the variables in the current python session?

... Spyder workspace variables using the spyderlib functions #%% Load data from .spydata file from spyderlib.utils.iofuncs import load_dictionary globals().update(load_dictionary(fpath)[0]) data = load_dictionary(fpath) #%% Save data to .spydata file from spyderlib.utils.iofuncs import save_dict...