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Argparse optional positional arguments?
I have a script which is meant to be used like this:
usage: installer.py dir [-h] [-v]
3 Answers
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“Auto Layout still required after executing -layoutSubviews” with UITableViewCell subclass
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I encountered the same problem while manually adding constraints in code. In code, I was doing the following:
{
[self setTranslatesAutoresizingMaskIntoConstraints:YES];
[self addSubview:someView];
[self addSubview:someOtherView];
[self addConstraint...
Read a text file using Node.js?
...e.log(data)
});
To break that down a little for you process.argv will usually have length two, the zeroth item being the "node" interpreter and the first being the script that node is currently running, items after that were passed on the command line. Once you've pulled a filename from argv then...
How to inherit constructors?
... design is important. You shouldn't be coding with 100% conviction that it all has to change.
– Jeff Yates
Oct 21 '08 at 19:59
11
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How do I find out my python path using python?
...ent variable. To query the variable directly, use:
import os
try:
user_paths = os.environ['PYTHONPATH'].split(os.pathsep)
except KeyError:
user_paths = []
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What does #defining WIN32_LEAN_AND_MEAN exclude exactly?
I found the explanation defining WIN32_LEAN_AND_MEAN "reduces the size of the Win32 header files by excluding some of the less frequently used APIs". Somewhere else I read that it speeds up the build process.
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Unit test naming best practices [closed]
... the method name and in a structured manner.
The unit of work can be as small as a single method, a class or as large as multiple classes. It should represent all the things that are to be tested in this test case and are under control.
For assemblies I use the typical .Tests ending, which I think...
detect key press in python?
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Python has a keyboard module with many features. Install it, perhaps with this command:
pip3 install keyboard
Then use it in code like:
import keyboard # using module keyboard
while True: # making a loop
try: # used try so that if user pressed other than the given ...
Android – Listen For Incoming SMS Messages
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@Sermilion You have to manually allow permission to read SMS in application manager of the mobile.
– Sanjay Kushwah
Mar 9 '17 at 9:39
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CreateWindow()动态创建一个EditBox - C/C++ - 清泛网 - 专注C/C++及内核技术
...建一个EditBox：在OnInitDialog()函数中： 创建EditBox HWND m_wndEdit = CreateWindow(_T("EDI...在Win32代码或MFC代码中动态创建一个EditBox：
在OnInitDialog()函数中：
// 创建EditBox
HWND m_wndEdit = CreateWindow(_T("EDIT"), 0, WS_CHILD | WS_VISIB...