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How can I dynamically create derived classes from a base class
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This bit of code allows you to create new classes with dynamic
names and parameter names.
The parameter verification in __init__ just does not allow
unknown parameters, if you need other verifications, like
type, or that they are mandatory, just add the logic
there:
class BaseClass(object):...
Where can I find documentation on formatting a date in JavaScript?
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I love 10 ways to format time and date using JavaScript and Working with Dates.
Basically, you have three methods and you have to combine the strings for yourself:
getDate() // Returns the date
getMonth() // Returns the month
getFullYear() // Returns th...
Git branch diverged after rebase
...se, you're changing the parent of the oldest local commit on your branch - and thus changing the commit hashes of all of your local commits, since this change bubbles up through the commits transitively.
Since you'd already pushed the branch, you should have merged in the source branch, rather than...
Loading existing .html file with android WebView
I did try samples, demos from Google codes and other resources with WebView , but when i try to do it in my own code, it doesn't work for me.
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Regex how to match an optional character
...{3})([A-Z]{3})([A-Z]{3})\s+([A-Z])[0-9]{3}([0-9]{4})([0-9]{2})([0-9]{2})
And, since in most regex dialects, \d is the same as [0-9]:
^(\d{5})+\s+([A-Z]?)\s+([A-Z])(\d{3})(\d{3})([A-Z]{3})([A-Z]{3})\s+([A-Z])\d{3}(\d{4})(\d{2})(\d{2})
But: do you really need 11 separate capturing groups? And if ...
How can I turn off Visual Studio 2013 Preview?
When I want to search files I use Ctrl + , . The search box pops up and then I start typing. But the built-in preview just grabs whatever I have typed and opens the file. Even though I am still typing.
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How to escape a single quote inside awk
..., with '\'' you close the opening ', then print a literal ' by escaping it and finally open the ' again.
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How to set child process' environment variable in Makefile
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I have GNU make 3.81, and all: <\n\t>export PROJ_ROOT=$(CURDIR)<\n\t>echo $(PROJ_ROOT)<\n> outputs the correct expansion for the first row, but only echo for the second one. PROJ_ROOT is not set after running make. Spaces around ...
Filter output in logcat by tagname
... if some app is spamming Debug then set the logcat level to only show Info and higher levels: logcat *:I
– Someone Somewhere
Jan 13 '12 at 22:15
1
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std::shared_ptr of this
...is std::enable_shared_from_this just for this purpose. You inherit from it and you can call .shared_from_this() from inside the class. Also, you are creating circular dependencies here that can lead to resource leaks. That can be resolved with the use of std::weak_ptr. So your code might look like t...
