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javascript node.js next()
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This appears to be a variable naming convention in Node.js control-flow code, where a reference to the next function to execute is given to a callback for it to kick-off when it's done.
See, for example, the code samples here...
How can I list all collections in the MongoDB shell?
In the MongoDB shell, how do I list all collections for the current database that I'm using?
22 Answers
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Why is '397' used for ReSharper GetHashCode override?
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Probably because 397 is a prime of sufficient size to cause the result variable to overflow and mix the bits of the hash somewhat, providing a better distribution of hash codes. There's nothing particularly special about 397 that distinguishes it...
No grammar constraints (DTD or XML schema) detected for the document
I have this dtd : http://fast-code.sourceforge.net/template.dtd
But when I include in an xml I get the warning :
No grammar constraints (DTD or XML schema) detected for the document.
The xml is :
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Couldn't register with the bootstrap Server
I just changed some code in my program and got this error:
21 Answers
21
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Mocking python function based on input arguments
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If side_effect is a function then whatever that function returns is
what calls to the mock return. The side_effect function is called with
the same arguments as the mock. This allows you to vary the return
value of the call dynamicall...
Finding what methods a Python object has
Given a Python object of any kind, is there an easy way to get the list of all methods that this object has?
19 Answers
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C++ semantics of `static const` vs `const`
...unctions. An instance const value can be computed in the ctor-initializer-list. A static const is set during startup initialization and remains unchanged for the rest of the program. (Note: the code for static members looks a little different because declaration and initialization are separated.)
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rails + MySQL on OSX: Library not loaded: libmysqlclient.18.dylib
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The solution is pretty easy; Add the library path in your ~/.bash_profile or ~/.profile file:
MYSQL=/usr/local/mysql/bin
export PATH=$PATH:$MYSQL
export DYLD_LIBRARY_PATH=/usr/local/mysql/lib:$DYLD_LIBRARY_PATH
If it is still not worki...
How to check if a file exists in the Documents directory in Swift?
How to check if a file exists in the Documents directory in Swift ?
12 Answers
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