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Should I use Java date and time classes or go with a 3rd party library like Joda Time?

I'm creating a web based system which will be used in countries from all over the world. One type of data which must be stored is dates and times. ...
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How can I check if a single character appears in a string?

... But there's always a loop behind that call because you can't find a symbol otherwise. – vava Feb 3 '09 at 6:25 5 ...
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How can I use optional parameters in a T-SQL stored procedure?

...dure to do a search through a table. I have many different search fields, all of which are optional. Is there a way to create a stored procedure that will handle this? Let's say I have a table with four fields: ID, FirstName, LastName and Title. I could do something like this: ...
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Override valueof() and toString() in Java enum

...o have spaces in them, but enums can't have spaces in their values so it's all bunched up. I want to override toString() to add these spaces where I tell it to. ...
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log4net vs. Nlog

...se NLog. Which I'd prefer. That's based on these findings (opinions!): All 3 frameworks are capable and can do some sophisticated things. We want a quality solution, but frankly don't need ultra high performance or 60 types of event sinks. All 3 have very similar basic concepts. Each has its ow...
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When to use next() and return next() in Node.js

... return next() is to ensure that the execution stops after triggering the callback. If you don't do it, you risk triggering the callback a second time later, which usually has devastating results. Your code is fine as it is, but I would rewrite it as: app.get('/users/:id?', function(req, res, next...
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How to process POST data in Node.js?

... The functionality is actually in the BodyParser module in connect, if you want to use a lower level entry point. – Julian Birch Jun 20 '11 at 6:59 ...
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How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?

...sk<Void, Void, String> { // you may separate this or combined to caller class. public interface AsyncResponse { void processFinish(String output); } public AsyncResponse delegate = null; public MyAsyncTask(AsyncResponse delegate){ this.delegate = delegate; } ...
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How should I choose an authentication library for CodeIgniter? [closed]

...e the answer to the OP's question. I'm going to go out on a limb here and call Tank Auth the best authentication library for CodeIgniter available today. It's a rock-solid library that has all the features you need and none of the bloat you don't: Tank Auth Pros Full featured Lean footprint (20 fi...
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Encapsulation vs Abstraction?

...actions. At its most abstract level there is no implementation details at all and perhaps very few commonalities, which are added as the abstraction decreases. As an example, at the top might be an interface with a single method, then the next level, provides several abstract classes, which may or...