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How to set the prototype of a JavaScript object that has already been instantiated?
...through the [[prototype]] chain until it finds a match, or fail, after the root Object prototype. This is how Javascript allows for runtime building and modification of objects; it has a plan for searching for what it needs.
The __proto__ property exists in some implementations (a lot now): any Moz...
MFC CString::Format()函数详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...%字符开始的格式指令，我们通过这些格式指令来编译器如何对Args里面的值进行格式！以下是不同类型数据的格式方式%号后的说明: （后面会举例说明各格式命令）
d输出带符号十进制数
o输出无符号八进制数
x输出无符号十六...
How to list branches that contain a given commit?
...ubmodule.branch. This could be a long standing fork/pr. You can cd to repo root and run git config submodule.src/foo/submodule.branch. You can also use the superprojects current git branch.
– Devin G Rhode
Dec 1 '19 at 3:46
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Can I use __init__.py to define global variables?
...e thought that the best place would be in in the __init__.py file of the root package. But I don't know how to do this. Suppose I have a few subpackages and each with several modules. How can I access that variable from these modules?
...
What's the right way to pass form element state to sibling/parent elements?
...ectly, your first solution is suggesting that you're keeping state in your root component? I can't speak for the creators of React, but generally, I find this to be a proper solution.
Maintaining state is one of the reasons (at least I think) that React was created. If you've ever implemented your...
Kill detached screen session [closed]
... (10/04/2012 08:40:45 AM) (Detached)
1 Socket in /var/run/screen/S-root.
Kill screen session:
screen -S 23536 -X quit
share
edited Jan 10 '13 at 12:43
...
differentiate null=True, blank=True in django
...ent kinds of "blanky" values. I just tested this behaviour with Django 1.8/MySQL 5.6
– Edward D'Souza
Aug 3 '16 at 17:14
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How do you create a daemon in Python?
...g a well-behaved daemon process:
prevent core dumps (many daemons run as root, and core dumps can contain sensitive information)
behave correctly inside a chroot gaol
set UID, GID, working directory, umask, and other process parameters appropriately for the use case
relinquish elevated suid, sgid ...
How to get an absolute file path in Python
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@coanor ? Without an explicit root, mydir/myfile.txt implicitly refers to a path inside the current working directory as is therefore equivalent to ./mydir/myfile.txt. That might not be the path you intended to input, but it seems like the correct interpr...
Install tkinter for Python
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If, like me, you don't have root privileges on your network because of your wonderful friends in I.S., and you are working in a local install you may have some problems with the above approaches.
I spent ages on Google - but in the end, it's easy.
Do...