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Python function overloading
...','y','z'])
>>> @dispatch(Sprite, Point, Vector, int)
... def add_bullet(sprite, start, direction, speed):
... print("Called Version 1")
...
>>> @dispatch(Sprite, Point, Point, int, float)
... def add_bullet(sprite, start, headto, speed, acceleration):
... print("Called ve...
Shared-memory objects in multiprocessing
...
@max Use a closure. The function given to apply_async should reference the shared object in scope directly instead of through its arguments.
– Francis Avila
Feb 3 '15 at 22:44
...
How to list all functions in a Python module?
...n example with inspect:
from inspect import getmembers, isfunction
from my_project import my_module
functions_list = [o for o in getmembers(my_module) if isfunction(o[1])]
getmembers returns a list of (object_name, object_type) tuples.
You can replace isfunction with any of the other isXXX func...
How to convert JSON data into a Python object
...E
With Python3, you can do it in one line, using SimpleNamespace and object_hook:
import json
from types import SimpleNamespace
data = '{"name": "John Smith", "hometown": {"name": "New York", "id": 123}}'
# Parse JSON into an object with attributes corresponding to dict keys.
x = json.loads(data, ...
Append text to input field
...might want to write a function:
//Append text to input element
function jQ_append(id_of_input, text){
var input_id = '#'+id_of_input;
$(input_id).val($(input_id).val() + text);
}
After you can just call it:
jQ_append('my_input_id', 'add this text');
...
How can I remove an element from a list, with lodash?
...in the comments, more idiomatic and lodashy way to do this would be to use _.remove, like this
_.remove(obj.subTopics, {
subTopicId: stToDelete
});
Apart from that, you can pass a predicate function whose result will be used to determine if the current element has to be removed or not.
_.rem...
Performance difference for control structures 'for' and 'foreach' in C#
...ed
{
// Code size 49 (0x31)
.maxstack 1
.locals init (object V_0,
valuetype [mscorlib]System.Collections.Generic.List`1/Enumerator<object> V_1)
IL_0000: ldarg.0
IL_0001: callvirt instance valuetype [mscorlib]System.Collections.Generic.List`1/Enumerator<!0>...
Making custom right-click context menus for my web-app
...textMenuClassName = "context-menu",contextMenuItemClassName = "context-menu__item",contextMenuLinkClassName = "context-menu__link", contextMenuActive = "context-menu--active";
var taskItemInContext, clickCoords, clickCoordsX, clickCoordsY, menu = document.querySelector("#context-menu"), menuItems...
CoInitialize浅析一 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
... push [ebp+8] ; pvReserved
769B2A2E call _CoInitializeEx@8 ; CoInitializeEx(x,x)
769B2A33 pop ebp
769B2A34 retn 4
可以看到，其中的实现还是比较简单的，它只是简单地调用了CoInitializeEx，将第二个...
【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...ocket在socket()创建的时候，会设置对应协议的操作集。 inet_dgram_ops是系统调用层直接调用的操作。udp_prot是底层协议的处理。可以看到相比TCP，UDP不用accept(),lis 创建udp socket
在socket()创建的时候，会设置对应协议的操作集。 inet_d...