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What's the best strategy for unit-testing database-driven applications?

...auling your production DB into a test system translates to "I have no idea what I'm doing or why and if something breaks, it wasn't me!!" ;) It makes sure the database can be recreated with little effort in a new place (for example when we need to replicate a bug from production) It helps enormously...
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What's a quick way to test to see a file exists?

...rate through the directory's files, or I can try to open a specific file. What's the fastest way? I just need to know if the file is there or if it does not exist. ...
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Is Java “pass-by-reference” or “pass-by-value”?

...ething like Dog myDog; is not a Dog; it's actually a pointer to a Dog. What that means, is when you have Dog myDog = new Dog("Rover"); foo(myDog); you're essentially passing the address of the created Dog object to the foo method. (I say essentially because Java pointers aren't direct addres...
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What's the best way to do a backwards loop in C/C#/C++?

...ldn't even compile, so I assumed you were a crazy person. But it's exactly what I was looking for: a better way of writing a backwards for loop. – MusiGenesis Nov 10 '08 at 3:59 4 ...
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What's the difference between getPath(), getAbsolutePath(), and getCanonicalPath() in Java?

What's the difference between getPath() , getAbsolutePath() , and getCanonicalPath() in Java? 6 Answers ...
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What part of Hindley-Milner do you not understand?

... What are the precedence rules of the operators? – Randomblue Apr 25 '13 at 10:12 ...
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What's quicker and better to determine if an array key exists in PHP?

... @FrancescoPasa Well, "search for the keys" is what PHP documentation says. Other than that, I can't tell if "search" to them means something completely different to what it means to me. – Rain Apr 22 at 6:09 ...
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What's the difference between the various methods to get a Context?

...estart A with CLEAR_TOP flag (and possibly repeat this cycle many times) - what context should I use in this case in order to avoid building up a huge trail of referenced contexts? Diana says using 'this' rather than getBaseContext, but then... most of the times A will be reused but there are situat...
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What's the difference between ng-model and ng-bind

... my-model-formatter /> This is essentially the ng-model equivalent of what the uppercase filter is doing in the ng-bind example above. Parsers Now, what if you plan to allow the user to change the value of mystring? ng-bind only has one way binding, from model-->view. However, ng-model ...
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What's the difference between the WebConfigurationManager and the ConfigurationManager?

What's the difference between the WebConfigurationManager and the ConfigurationManager ? 4 Answers ...