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Replacing some characters in a string with another character
... the option. Of course, this is equivalent to tr -s xyz _ so no real need for sed here.
– tripleee
Jul 26 '16 at 3:57
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Detect blocked popup in Chrome
...g similar), you could use the ready() event (or something similar) to wait for the DOM to load before checking the window offset. The danger in this is that Safari detection works in a conflicting way: the popup's DOM will never be ready() in Safari because it'll give you a valid handle for the wind...
OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...sy_list_t *request_list_node，用于将easy_request_t串起来
easy_list_for_each_entry_safe(r, rn, request_list, request_list_node)
{
//r指向链表中第一个easy_request_t元素
//rn指向链表中第二个easy_request_t元素
}
这里用到easy_list_for_each_entry_safe和easy_list_e...
python: Change the scripts working directory to the script's own directory
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I think you're right about separating code and data for large software packages, but it seems quite far-fetched for a small maintenance script. I totally agree about the version control.
– Adam Matan
Sep 16 '09 at 14:04
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Installing Python packages from local file system folder to virtualenv with pip
...
I am pretty sure that what you are looking for is called --find-links option.
Though you might need to generate a dummy index.html for your local package index which lists the links to all packages. This tool helps:
https://github.com/wolever/pip2pi
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GCC dump preprocessor defines
Is there a way for gcc/g++ to dump its preprocessor defines from the command line?
I mean things like __GNUC__ , __STDC__ , and so on.
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How does functools partial do what it does?
... is always substituted by 4, so that partial(sum2, 4)(2) == sum2(4, 2)
As for why it's needed, there's a variety of cases. Just for one, suppose you have to pass a function somewhere where it's expected to have 2 arguments:
class EventNotifier(object):
def __init__(self):
self._listene...
理解Python的 with 语句 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...e to do a setup and teardown to make something happen. A very good example for this is the situation where you want to gain a handler to a file, read data from the file and the close the file handler.
有一些任务，可能事先需要设置，事后做清理工作。对于这种场景，Python...
Remove all occurrences of a value from a list?
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Use the list comprehension over the filter+lambda; the former is more readable in addition to generally more efficient.
– habnabit
Jul 21 '09 at 4:28
17
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How to avoid having class data shared among instances?
...ide every new instance of the object, which is the behavior you're looking for.
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