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How to find all duplicate from a List? [duplicate]
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@Thomas: yes the code is not complete, that one is just the first step. Then he can use a Where if he wants just the duplicates, like list.GroupBy(x => x).Where(group => group.Count() > 1).Select(group => Group.Key).ToList()
– Giuseppe...
Which Eclipse files belong under version control?
...d .classpath according to the Eclipse documentation).
The goal is that anyone can checkout/update his/her SCM workspace and import the Eclipse project into the Eclipse workspace.
For that, you want to use only relative paths in your .classpath, using linked resources.
Note: it is better if projec...
How to paste in a new line with vim?
...ne character). p will then paste the line on a new line after the current one and P (Shift-P) will paste above the current line.
2) Make a mapping: then it's only one or two keys:
:nmap ,p o<ESC>p
:nmap <F4> o<ESC>p
3) The function version of the mapping (unnecessary really, b...
Programmatically scroll a UIScrollView
...on of the finger flick. Basically my code works in a way similar to the iPhone photo app. Now, is there a way that I can programmatically do the same thing so that I end up with a slideshow that runs on its own with a click of a button and a configurable pause between each scroll?
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How to retrieve a user environment variable in CMake (Windows)
... aware that this may only work the first time. If CMake re-configures with one of the consecutive builds (you just call e.g. make, one CMakeLists.txt was changed and CMake runs through the generation process again), the user defined environment variable may not be there anymore (in comparison to sys...
How to reverse a singly linked list using only two pointers?
...ere is no leak, What is the need of declaring next every time, as aks mentioned, "it would be correct if you create the 'next' pointer before the while loop and just make the assignment 'next = root->next' inside the while loop.", Isn't it?
– GeekyJ
Jun 20 '...
Conditionally start at different places in storyboard from AppDelegate
...ewController with the name of your actual first view controller class (the one you don't want to necessarily appear) and YourSegueIdentifier with the actual name of the segue between that starting controller and the one you want to actually start on (the one after the segue).
Wrap that code in an i...
Replace multiple strings with multiple other strings
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Specific Solution
You can use a function to replace each one.
var str = "I have a cat, a dog, and a goat.";
var mapObj = {
cat:"dog",
dog:"goat",
goat:"cat"
};
str = str.replace(/cat|dog|goat/gi, function(matched){
return mapObj[matched];
});
jsfiddle example
General...
How can I convert tabs to spaces in every file of a directory?
...aware of the expand command - very useful!
– Martin Konecny
May 7 '14 at 16:08
29
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Why can I not push_back a unique_ptr into a vector?
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Since there can be only one, one should also be able to pass a temporary directly to the vector: vec.push_back(std::unique_ptr<int>(new int(1)));. unique_ptr can also use a custom deleter (which does nothing), but then one must take into accou...