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Who sets response content-type in Spring MVC (@ResponseBody)
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That code wouldn't compile; you're returning something from a void method.
– Andrew Swan
Feb 27 '13 at 5:09
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Finding the source code for built-in Python functions?
...you have imported
for eg:
>>> import randint
>>> from inspect import getsource
>>> getsource(randint) # here i am going to explore code for package called `randint`
2) help():
you can simply use help() command to get help about builtin functions as well its co...
Difference between socket and websocket?
...) similar things, yes, they are really different. WebSockets typically run from browsers connecting to Application Server over a protocol similar to HTTP that runs over TCP/IP. So they are primarily for Web Applications that require a permanent connection to its server. On the other hand, plain sock...
C# vs Java Enum (for those new to C#)
...is far superior.
This page should help you a lot while learning c# coming from a java camp. (The link points to the differences about enums (scroll up / down for other things)
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pandas three-way joining multiple dataframes on columns
...ctools. So to use this function, you'll first need to import that module:
from functools import reduce
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check if variable is dataframe
...you if a variable is a string (either str or unicode), because they derive from basestring)
if isinstance(obj, basestring):
i_am_string(obj)
Specifically for pandas DataFrame objects:
import pandas as pd
isinstance(var, pd.DataFrame)
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Best way to combine two or more byte arrays in C#
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@andleer: Aside from anything else, Buffer.BlockCopy only works with primitive types.
– Jon Skeet
Mar 24 '14 at 15:58
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How do I make the return type of a method generic?
..., note the where constraint here(type of U must be IConvertible to save us from the errors)
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Java JUnit: The method X is ambiguous for type Y
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The solution is not really to switch from one version to the other. Instead, help the compiler and remove the ambiguity as I suggested.
– Pascal Thivent
Nov 28 '09 at 2:55
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What is the meaning of id?
...NSObject protocol as well as the NSProxy class which does not even inherit from NSObject. The compiler will allow you to assign an object referenced by type id to any object type, assign any object type to id, as well as send it any message (that the compiler has seen) without warning.
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