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How to check if a folder exists
I am playing a bit with the new Java 7 IO features, actually I trying to receive all the xml files of a folder. But this throws an exception when the folder does not exist, how can I check if the folder exists with the new IO?
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A simple explanation of Naive Bayes Classification
I am finding it hard to understand the process of Naive Bayes, and I was wondering if someone could explain it with a simple step by step process in English. I understand it takes comparisons by times occurred as a probability, but I have no idea how the training data is related to the actual datase...
Check whether a path is valid in Python without creating a file at the path's target
I have a path (including directory and file name).
I need to test if the file-name is a valid, e.g. if the file-system will allow me to create a file with such a name.
The file-name has some unicode characters in it.
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What is the copy-and-swap idiom?
...-swap idiom?
Any class that manages a resource (a wrapper, like a smart pointer) needs to implement The Big Three. While the goals and implementation of the copy-constructor and destructor are straightforward, the copy-assignment operator is arguably the most nuanced and difficult. How should it be...
What is TypeScript and why would I use it in place of JavaScript? [closed]
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I originally wrote this answer when TypeScript was still
hot-off-the-presses. Five years later, this is an OK overview, but look
at Lodewijk's answer below for more depth
1000ft view...
TypeScript is a superset of JavaScrip...
What is the simplest way to get indented XML with line breaks from XmlDocument?
...rom scratch with XmlDocument , the OuterXml property already has everything nicely indented with line breaks. However, if I call LoadXml on some very "compressed" XML (no line breaks or indention) then the output of OuterXml stays that way. So ...
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Compare two objects' properties to find differences?
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Yes, with reflection - assuming each property type implements Equals appropriately. An alternative would be to use ReflectiveEquals recursively for all but some known types, but that gets tricky.
public bool ReflectiveEquals(object first, object second...
Best/Most Comprehensive API for Stocks/Financial Data [closed]
What is the most recommended free/public API for accessing financial market stats and stock quotes (preferrably real-time quotes)? I'm not too picky about how it's exposed (SOAP, REST, some proprietary XML setup, etc.), as long as it's got some decent documentation.
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CMake not able to find OpenSSL library
I am trying to install a software, which uses cmake to install itself, when i give at commandlin cmake ..
it gives me following error in this file, CMakeLists.txt --------
line ---> find_package(OpenSSL REQUIRED) :--
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Understanding __get__ and __set__ and Python descriptors
I am trying to understand what Python's descriptors are and what they are useful for. I understand how they work, but here are my doubts. Consider the following code:
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