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Double vs. BigDecimal?

...tudes (say d1=1000.0 and d2=0.001) could result in the 0.001 being dropped alltogether when summing as the difference in magnitude is so large. With BigDecimal this would not happen. The disadvantage of BigDecimal is that it's slower, and it's a bit more difficult to program algorithms that way (du...
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What exactly is nullptr?

...constant can be converted to std::nullptr_t. The opposite direction is not allowed. This allows overloading a function for both pointers and integers, and passing nullptr to select the pointer version. Passing NULL or 0 would confusingly select the int version. A cast of nullptr_t to an integral ty...
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Convert a Git folder to a submodule retrospectively?

...d after a while it becomes clear that some component of the project is actually useful as a standalone component (a library, perhaps). If you've had that idea from early on, then there's a fair chance that most of that code is in its own folder. ...
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How to export all collections in MongoDB?

I want to export all collections in MongoDB by the command: 26 Answers 26 ...
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Refresh a page using JavaScript or HTML [duplicate]

... no, i did not test them all – epoch Jan 10 '14 at 8:06 13 ...
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CSS styling in Django forms

...ling, if you need an unique identifier its better to use id. Second its usually the template side's responsobilty to do exaclty this, Esspecially if you are going to access this class via frontend methods (js, css). I didn't say your answer is wrong. In my opinion its just bad practice (esspecially ...
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What can you do in MSIL that you cannot do in C# or VB.NET? [closed]

All code written in .NET languages compiles to MSIL, but are there specific tasks / operations that you can do only using MSIL directly? ...
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How to get the Power of some Integer in Swift language?

... I really like this solution, but with Swift 3 it does not work. Any idea how to make it work? – Vanya Sep 19 '16 at 18:51 ...
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How to create a new database after initally installing oracle database 11g Express Edition?

I have installed Oracle Database 11g Express Edition on my pc (windows 7) and I have installed Oracle SQL Developer as well. ...
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Python requests - print entire http request (raw)?

...ests.post(...) (or requests.get or requests.put, etc) methods, you can actually get the PreparedResponse through response.request. It can save the work of manually manipulating requests.Request and requests.Session, if you don't need to access the raw http data before you receive a response. ...