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Why does pycharm propose to change method to static
...is because the method does not use self in its body and hence does not actually change the class instance. Hence the method could be static, i.e. callable without passing a class instance or without even having created a class instance.
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Resolve promises one after another (i.e. in sequence)?
...uential manner. readFiles returns a promise, which is resolved only once all files have been read in sequence.
27 Answers...
What is the difference between JOIN and UNION?
...ed when columns from one table match columns from another. This match is called the join condition.
This makes joins really great for looking up values and including them in results. This is usually the result of denormalizing (reversing normalization) and involves using the foreign key in one ta...
How to clear jQuery validation error messages?
...ry validation plugin for client side validation.
Function editUser() is called on click of 'Edit User' button, which displays error messages.
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Which HTML elements can receive focus?
I'm looking for a definitive list of HTML elements which are allowed to take focus, i.e. which elements will be put into focus when focus() is called on them?
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The new syntax “= default” in C++11
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A defaulted default constructor is specifically defined as being the same as a user-defined default constructor with no initialization list and an empty compound statement.
§12.1/6 [class.ctor] A default constructor that is defaulted and not defined as deleted is im...
How to explain dependency injection to a 5-year-old? [closed]
...new Employee( someAddress );
Working this way becomes problematic especially when you want to perform unit testing.
The main problem comes when you need to test one particular object, you need to create an instance of other object, and most likely you need to create an instance of yet other obj...
rvm installation not working: “RVM is not a function”
I just installed RVM, but can't make it work. I have such line at the end of my .profile file:
21 Answers
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NuGet Package Restore Not Working
...ct on one computer, checked out on another, and find that the binaries installed by NuGet are missing. I could check them in to source control as well, but it looks like there's a better solution:
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How would I extract a single file (or changes to a file) from a git stash?
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This is pretty cool... I didn't really understand how stash worked until I read your answer (which lead me to the git-checkout addition). I really didn't get that, when you do a stash, git saves TWO commits -- one for the state of the index and one for the s...