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Create request with POST, which response codes 200 or 201 and content
...ource. Even if it's something trivial like normalizing capitalization of a string. Isn't it a bit dodgy to treat your submitted version as the version the etag was created against?
– Anthony
Aug 30 '16 at 12:57
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Can enums be subclassed to add new elements?
... clean variables declared so you do not have to declare hundreds of static strings variables so a class with 5 enums dont get unreadable and too big in lines. I do not want the other developers to be concerned with copying and pasting that peace of code for the next project either and instead extend...
from jquery $.ajax to angular $http
...ost() method)
AngularJS will take care of converting JS objects into JSON string and setting headers (those are customizable)
Callback functions are named success and error respectively (also please note parameters of each callback) - Deprecated in angular v1.5
use then function instead.
More info...
Parse a .py file, read the AST, modify it, then write back the modified source code
...de="exec"))
Hello Python!!
You can parse the python code (represented in string) by simply calling the API ast.parse(). This returns the handle to Abstract Syntax Tree (AST) structure. Interestingly you can compile back this structure and execute it as shown above.
Another very useful API is ast....
Can someone explain the traverse function in Haskell?
...user IDs to usernames looks like:
mapUserIDsToUsernames :: (Num -> IO String) -> [Num] -> IO [String]
mapUserIDsToUsernames fn ids = traverse fn ids
There's also a function called mapM:
mapM :: (Traversable t, Monad m) => (a -> m b) -> t a -> m (t b)
Any use of mapM can...
Is a Python dictionary an example of a hash table?
...he hash is still a 19-digit number. I assume there is a limit on length of string you can hash in Python, but safe to say many more possible strings than possible values. And hash(False) = 0 by the way.
– Will Croxford
Jun 10 '19 at 21:49
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Can you pass parameters to an AngularJS controller on creation?
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@Neil: you have to stringify your json object and then parse it inside the controller. Not the nicer solution, but it may work. The Michael's solution is fine for string-like parameters...
– M'sieur Toph'
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return query based on date
....3 using Node v0.12.7 and v4.4.4 and used:
{ $gte: new Date(dateVar).toISOString() }
I'm passing in an ISODate (e.g. 2016-04-22T00:00:00Z) and this works for a .find() query with or without the toISOString function. But when using in an .aggregate() $match query it doesn't like the toISOString fu...
How do PHP sessions work? (not “how are they used?”)
...ssions files is the content of $_SESSION, serialized (ie, represented as a string -- with a function such as serialize) ; and is un-serialized when the file is loaded by PHP, to populate the $_SESSION array.
Sometimes, the session id is not stored in a cookie, but sent in URLs, too -- but that's q...
How do I enable C++11 in gcc?
...OSX Mountain Lion. I am trying to compile a C++ program which uses the to_string function in <string> . I need to use the flag -std=c++11 every time:
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