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What is the difference between --save and --save-dev?
...--save-dev is used to save the package for development purpose.
Example: unit tests, minification..
--save is used to save the
package required for the application to run.
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Finding duplicates in O(n) time and O(1) space
...nput: Given an array of n elements which contains elements from 0 to n-1, with any of these numbers appearing any number of times.
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How do I remove an item from a stl vector with a certain value?
... was no method on the vector class that allowed the removal of an element with a certain value. This seems like a common operation, and it seems odd that there's no built in way to do this.
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Stretch and scale CSS background
Is there a way to get a background in CSS to stretch or scale to fill its container?
16 Answers
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Should enums in C# have their own file? [closed]
I have a class which uses an enumeration, the enum is currently in its own file which seems wasteful.
15 Answers
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What's the yield keyword in JavaScript?
...a "yield" keyword in JavaScript, but I found very poor documentation about it. Can someone explain me (or recommend a site that explains) its usage and what it is used for?
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Why is this program valid? I was trying to create a syntax error
I'm running ActiveState's 32 bit ActivePerl 5.14.2 on Windows 7. I wanted to mess around with a Git pre-commit hook to detect programs being checked in with syntax errors. (Somehow I just managed to do such a bad commit.) So as a test program I randomly jotted this:
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What is @ModelAttribute in Spring MVC?
...property of the Model object (the M in MVC ;)
so let's say we have a form with a form backing object that is called "Person"
Then you can have Spring MVC supply this object to a Controller method by using the @ModelAttribute annotation:
public String processForm(@ModelAttribute("person") Person per...
How can I detect the encoding/codepage of a text file
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You can't detect the codepage, you need to be told it. You can analyse the bytes and guess it, but that can give some bizarre (sometimes amusing) results. I can't find it now, but I'm sure Notepad can be tricked into displaying English text in Chinese.
Anyway, this is what ...
Regular Expressions and negating a whole character group [duplicate]
I'm attempting something which I feel should be fairly obvious to me but it's not. I'm trying to match a string which does NOT contain a specific sequence of characters. I've tried using [^ab] , [^(ab)] , etc. to match strings containing no 'a's or 'b's, or only 'a's or only 'b's or 'ba' but not...