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Given a number, find the next higher number which has the exact same set of digits as the original n
...the right of digit-x, and place it immediately left of digit-x. Finally, sort the remaining digits in ascending order - since they were already in descending order, all you need to do is reverse them (save for digit-x, which can be placed in the correct place in O(n)).
An example will make this mo...
How can I determine if a JavaScript variable is defined in a page? [duplicate]
...named "x" is defined in a page, if I do if(x != null) , it gives me an error.
7 Answers
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node.js, Error: Cannot find module 'express'
...uck on my very first sample code and need some help to get it running. Before I post this question, I did search on stack overflow, found some similar questions but still could not fix it.
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How to re-create database for Entity Framework?
...o a bad state with my ASP.Net MVC 5 project, using Code-First Entity Framework. I don't care about losing data, I just want to be able to start fresh, recreate the database and start using Code-First migrations.
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npm WARN package.json: No repository field
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It's just a check as of NPM v1.2.20, they report this as a warning.
However, don't worry, there are sooooooo many packages which still don't have the repository field in their package.json. The field is used for informational purposes.
In the case you're a package au...
Returning null as an int permitted with ternary operator but not if statement
... as a null reference to an Integer, applies the autoboxing/unboxing rules for the conditional operator (as described in the Java Language Specification, 15.25), and moves happily on. This will generate a NullPointerException at run time, which you can confirm by trying it.
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Creating an empty list in Python
...initialization is most likely an extremely small part of your program, so worrying about this is probably wrong-headed.
Readability is very subjective. I prefer [], but some very knowledgable people, like Alex Martelli, prefer list() because it is pronounceable.
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TypeError: p.easing[this.easing] is not a function
When trying to show a div element with jQuery, i got this error:
10 Answers
10
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res.sendFile absolute path
...es.sendFile, so initializing it with an absolute path to your public directory won't do anything to res.sendFile. You need to use an absolute path directly with res.sendFile. There are two simple ways to do it:
res.sendFile(path.join(__dirname, '../public', 'index1.html'));
res.sendFile('index1.h...
Lazy Method for Reading Big File in Python?
...ngs.
So I want to read it piece by piece and after processing each piece store the processed piece into another file and read next piece.
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