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How do I do redo (i.e. “undo undo”) in Vim?

...ers multiple paths through the undo history. This is useful if you accidentally type something after undoing too much. share | improve this answer | follow | ...
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Can I access variables from another file?

Is it possible to use a variable in a file called first.js inside another file called second.js ? 9 Answers ...
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What are the differences between Rust's `String` and `str`?

...tr most commonly2 appears as &str: a reference to some UTF-8 data, normally called a "string slice" or just a "slice". A slice is just a view onto some data, and that data can be anywhere, e.g. In static storage: a string literal "foo" is a &'static str. The data is hardcoded into the execu...
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how to remove css property using javascript?

...e provided. I tried using el.style.removeProperty('zoom'); (or 'fill', actually, in my case) that seems to do the same thing in IE, and get ignored by the other browsers. For some reason I was surprised to find that setting it to a blank string has the same effect and seems to work on all (recent ve...
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How to sort a dataframe by multiple column(s)

...as speedy as the base R commands with their convoluted machinations. Typically brilliant Hadley Wickham work. My only gripe with it is that it breaks the standard R nomenclature where sorting objects get called by sort(object), but I understand why Hadley did it that way due to issues discussed in...
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Why use def main()? [duplicate]

...ink I still have something else to add. Reasons to have that if statement calling main() (in no particular order): Other languages (like C and Java) have a main() function that is called when the program is executed. Using this if, we can make Python behave like them, which feels more familiar for ...
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Swift performSelector:withObject:afterDelay: is unavailable [duplicate]

... Swift is statically typed so the performSelector: methods are to fall by the wayside. Instead, use GCD to dispatch a suitable block to the relevant queue — in this case it'll presumably be the main queue since it looks like you're doing ...
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SVN needs-lock 设置强制只读属性(官方资料) - 更多技术 - 清泛网 - 专注...

...when the property is not available sets the svn:needs-lock property on all already existing binary files in repositories configures users to automatically set property svn:needs-lock on newly added binary files 1) - create a pre-commit.cmd script in the repository\hooks directory. This scri...
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Using an ORM or plain SQL? [closed]

...d ORMs in python like SQLAlchemy , I didn't stick with them for long. Usually it was either the documentation or complexity (from my point of view) holding me back. ...
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When to use reinterpret_cast?

...time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also. 11 Answers ...