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How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
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21 Answers
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How to override the [] operator in Python?
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311
You need to use the __getitem__ method.
class MyClass:
def __getitem__(self, key):
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CALayer with transparent hole in it
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219
I was able to solve this with Jon Steinmetz suggestion. If any one cares, here's the final solu...
Can I change the name of `nohup.out`?
...tax for Bash version < 4:
nohup some_command > nohup2.out 2>&1 &
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Is it possible to pass query parameters via Django's {% url %} template tag?
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171
No, because the GET parameters are not part of the URL.
Simply add them to the end:
<a hr...
Call a global variable inside module
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410
You need to tell the compiler it has been declared:
declare var bootbox: any;
If you have be...
difference between collection route and member route in ruby on rails?
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413
A member route will require an ID, because it acts on a member. A collection route doesn't beca...
Elegant setup of Python logging in Django
...logging. (Note: NullHandler is already in the logging package for Python 3.1, and will be in Python 2.7.) So:
logger = logging.getLogger(__name__)
logger.addHandler(someutils.null_handler)
This is done to ensure that your modules play nicely in a site which doesn't configure logging in settings.p...
Git 工具 - 子模块(submodule)：一个仓库包含另一个仓库 - 开源 & Github -...
...ninc/DbConnector
Cloning into 'DbConnector'...
remote: Counting objects: 11, done.
remote: Compressing objects: 100% (10/10), done.
remote: Total 11 (delta 0), reused 11 (delta 0)
Unpacking objects: 100% (11/11), done.
Checking connectivity... done.
默认情况下，子模块会将子...
How to make pipes work with Runtime.exec()?
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183
Write a script, and execute the script instead of separate commands.
Pipe is a part of the sh...