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How to import classes defined in __init__.py
...d something like this to lib/__init__.py
from .helperclass import Helper
now you can import it directly:
from lib import Helper
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A Regex that will never be matched by anything
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Interestingly, my original with a simple literal that I "know" won't appear in my input turns out to be fastest, in Python. With a 5MB input string, and using this in a sub() operation, (?!x)x takes 21% longer, (?!()) is 16%, and ($^) 6% longer. May be significant in some cases, t...
PopupWindow - Dismiss when clicked outside
...ave missed it. Are you using setBackgroundDrawable on your popupWindow? I know that setting the background drawable to null kills the OnTouchListener
– Marcin S.
Sep 2 '12 at 1:58
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Hard reset of a single file
...low command will get MyFile two commits previous to the last one. You need now the -s (--source) option since now you use master~2 and not master (the default) as you restore source:
git restore -s master~2 pathTo/MyFile
You can also get the file from other branch!
git restore -s my-feature-bran...
Is nested function a good approach when required by only one function? [closed]
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-1 yes, they are commonly used as closures. Now reread the question. He basically asked if the concept he shows can be used for case b. Telling him that this is often used for case a is not a bad answer, but the wrong one for this question. He is interested whether it ...
What is an example of the Liskov Substitution Principle?
...o base classes must be
able to use objects of derived classes
without knowing it.
At its heart LSP is about interfaces and contracts as well as how to decide when to extend a class vs. use another strategy such as composition to achieve your goal.
The most effective way I have seen to illustr...
Use Font Awesome icon as CSS content
...u can read the rest of the answer below to understand how it works and to know some workarounds for spacing between icon and the text.
FontAwesome 4 and below
That's the wrong way to use it. Open the font awesome style sheet, go to the class of the font you want to use say fa-phone, copy the con...
Dependency Inject (DI) “friendly” library
...eed a short-lived object, or to construct the dependency based on a value known only at run-time.
See this for more information.
Compose only at the Last Responsible Moment
Keep objects decoupled until the very end. Normally, you can wait and wire everything up in the application's entry point. T...
POSTing JsonObject With HttpClient From Web API
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Now found in Microsoft.AspNet.Client.WebApi nuget
– jle
Feb 9 '16 at 19:08
2
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Multiple working directories with Git?
...ers aware of each other.
See commit 799767cc9 (Git 2.5rc2)
That means you now can do a git worktree add <path> [<branch>]
Create <path> and checkout <branch> into it. The new working directory
is linked to the current repository, sharing everything except working
directory ...