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Create a custom event in Java
...else in the package
interface ThrowListener {
public void Catch();
}
/*_____________________________________________________________*/class Thrower {
//list of catchers & corresponding function to add/remove them in the list
List<ThrowListener> listeners = new ArrayList<ThrowLis...
Git commits are duplicated in the same branch after doing a rebase
... of C5' is different from C5, and this information is also included in the root node of a commit tree affecting the hash result.
– Ozgur Murat
May 26 '17 at 20:00
...
How to create a custom string representation for a class object?
...
Implement __str__() or __repr__() in the class's metaclass.
class MC(type):
def __repr__(self):
return 'Wahaha!'
class C(object):
__metaclass__ = MC
print C
Use __str__ if you mean a readable stringification, use __repr__ fo...
How to load all modules in a folder?
...
List all python (.py) files in the current folder and put them as __all__ variable in __init__.py
from os.path import dirname, basename, isfile, join
import glob
modules = glob.glob(join(dirname(__file__), "*.py"))
__all__ = [ basename(f)[:-3] for f in modules if isfile(f) and not f.endswi...
Evaluating a mathematical expression in a string
...I've rewrapped fourFn into a numeric parser class for easier reuse.
from __future__ import division
from pyparsing import (Literal, CaselessLiteral, Word, Combine, Group, Optional,
ZeroOrMore, Forward, nums, alphas, oneOf)
import math
import operator
__author__ = 'Paul McGu...
Class method differences in Python: bound, unbound and static
... and unbound methods.
Basically, a call to a member function (like method_one), a bound function
a_test.method_one()
is translated to
Test.method_one(a_test)
i.e. a call to an unbound method. Because of that, a call to your version of method_two will fail with a TypeError
>>> a_tes...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...映射到Python之中；
（9）Pool，内存池管理；
（10）smart_ptr，智能指针。
【二、Boost库的编译】
【Setp1 准备工作】：
（1）Boost 下载可以到官方网站下载：
http://www.boost.org/
（2）安装VS2008 IDE
【Setp2 编译Boost】
1.打开Vi...
Various ways to remove local Git changes
... a pathspec referring to the current working directory, which might be the root of the repo. From git-scm.com: git checkout [<tree-ish>] [--] <pathspec>… updates the named paths in the working tree from the index file or from a named <tree-ish>.
– Jerry101
...
Django “xxxxxx Object” display customization in admin action sidebar
...
__unicode__ does do that. Your model should look something like this:
class SomeModel(models.Model):
def __unicode__(self):
return 'Policy: ' + self.name
On Python 3 you need to use __str__:
def __str__(self):
...
Store JSON object in data attribute in HTML jQuery
...PHP encoding, you might just want to do this instead: htmlspecialchars(json_encode($e)) (idea from Nicolas answer comments).
– CPHPython
Jul 11 '18 at 17:10
...