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Passing a method as a parameter in Ruby
...eightedknn(data, vec1, k = 5, weightf = gaussian)
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weight = weightf.call(dist)
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end
Just note that you can't set a default argument in a block declaration like that. So you need to use a splat and setup the default in the proc code itself.
Or, depending on your scope of all this, i...
Javascript How to define multiple variables on a single line?
... So if you change just one of those variables, and wanted them to act individually you will not get what you want because they are not individual objects.
There is also a downside in multiple assignment, in that the secondary variables become globals, and you don't want to leak into the global name...
Why can I access private variables in the copy constructor?
...low a simpler, faster or generally better function implementation.
Specifically, these operations may want to take advantage of priviledged access to do things like:
(copy constructors) use a private member of the "rhs" (right hand side) object in an initialiser list, so that a member variable is...
onActivityResult() & onResume() [duplicate]
Could someone tell me which gets called first, is it onActivityResult() or is it onResume() ?
Example:
3 Answers
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Mysql: Select rows from a table that are not in another
...o the subselect based on a column name, not *.
For example, if you had an id field common to both tables, you could do:
SELECT * FROM Table1 WHERE id NOT IN (SELECT id FROM Table2)
Refer to the MySQL subquery syntax for more examples.
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how to disable DIV element and everything inside [duplicate]
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disabled isn't a valid property for div.
– James Donnelly
Mar 21 '13 at 18:34
17
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Why does Windows64 use a different calling convention from all other OSes on x86-64?
AMD has an ABI specification that describes the calling convention to use on x86-64. All OSes follow it, except for Windows which has it's own x86-64 calling convention. Why?
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std::function vs template
... buggy program to your customer.
Moreover, as you correctly pointed out, calls to template functions are resolved statically (i.e. at compile time), so the compiler has all the necessary information to optimize and possibly inline the code (which would not be possible if the call were performed th...
How to bind function arguments without binding this?
...);
Hope I got the syntax right there. What it does is create a function called withWrappedArguments() (to be pedantic it is an anonymous function assigned to the variable) that you can call any time any where and will always act with actualArg1Value and actualArg2Value, and anything else you want...
How do I set a cookie on HttpClient's HttpRequestMessage
... @SergeyT so what does one do when he needs to make separate-session calls to the same resource? :)
– AgentFire
Jul 12 '18 at 19:01
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