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Copy a variable's value into another
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It's important to understand what the = operator in JavaScript does and does not do.
The = operator does not make a copy of the data.
The = operator creates a new reference to the same data.
After you run your original code:
var a = $('#some_hidd...
How to configure MongoDB Java driver MongoOptions for production use?
...or best practices for configuring MongoOptions for the MongoDB Java driver and I haven't come up with much other than the API. This search started after I ran into the "com.mongodb.DBPortPool$SemaphoresOut: Out of semaphores to get db
connection" error and by increasing the connections/multiplier I...
Is there a builtin identity function in python?
...ng some more research, there is none, a feature was asked in issue 1673203 And from Raymond Hettinger said there won't be:
Better to let people write their own trivial pass-throughs
and think about the signature and time costs.
So a better way to do it is actually (a lambda avoids naming the...
vs
What is the difference between stdint.h and cstdint ?
3 Answers
3
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Logging request/response messages when using HttpClient
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An example of how you could do this:
Some notes:
LoggingHandler intercepts the request before it handles it to HttpClientHandler which finally writes to the wire.
PostAsJsonAsync extension internally creates an ObjectContent and when ReadAsStringAsync() is called in the LoggingHand...
IsNothing versus Is Nothing
Does anyone here use VB.NET and have a strong preference for or against using IsNothing as opposed to Is Nothing (for example, If IsNothing(anObject) or If anObject Is Nothing... )? If so, why?
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How to define a function in ghci across multiple lines?
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For guards (like your example), you can just put them all on one line and it works (guards do not care about spacing)
let abs n | n >= 0 = n | otherwise = -n
If you wanted to write your function with multiple definitions that pattern match on the arguments, like this:
fact 0 = 1
fact n =...
How to document thrown exceptions in c#/.net
... ones you might encounter within your method, wrap them in your exception, and throw that.
Another place you might want to do it this way is if your method is on the face of your API. Just like a facade simplifies multiple interfaces into a single interface, your API should simplify multiple excep...
What is the difference between self-types and trait subclasses?
...njection in Scala, including the Cake Pattern. If you Google "Cake Pattern and Scala", you'll get many links, including presentations and videos. For now, here is a link to another question.
Now, as to what is the difference between a self type and extending a trait, that is simple. If you say B ex...
How to convert local time string to UTC?
...igure out what the local timezone is, construct a timezone object from it, and manipulate and attach it to the naive datetime.
Finally, use datetime.astimezone() method to convert the datetime to UTC.
Source code, using local timezone "America/Los_Angeles", for the string "2001-2-3 10:11:12":
imp...