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What do the f and t commands do in Vim?
... information but people keep telling me that they are very useful. Would really appreciate an answer with an example if possible, thanks!
...
getApplication() vs. getApplicationContext()
...nt the Application class you registered in the Manifest, you should never call getApplicationContext() and cast it to your application, because it may not be the application instance (which you obviously experienced with the test framework).
Why does getApplicationContext() exist in the first place...
How to convert an array of strings to an array of floats in numpy?
...(or equivalently, use a list comprehension). (In Python 3, you'll need to call list on the map return value if you use map, since map returns an iterator now.)
However, if it's already a numpy array of strings, there's a better way. Use astype().
import numpy as np
x = np.array(['1.1', '2.2', '3....
GCD to perform task in main thread
I have a callback which might come from any thread. When I get this callback, then I would like to perform a certain task on the main thread.
...
Loop inside React JSX
...
Think of it like you're just calling JavaScript functions. You can't use a for loop where the arguments to a function call would go:
return tbody(
for (var i = 0; i < numrows; i++) {
ObjectRow()
}
)
See how the function tbody is bei...
ImportError: No module named site on Windows
I am trying to install Python for the first time. I downloaded the following installer from the Python website:
Python 2.7.1 Windows Installer (Windows binary -- does not include source) . I then ran the installer, selected 'All Users' and all was fine. I installed Python into the default location:...
CSS: fixed position on x-axis but not y?
... Spent ages finding a solution for this, your answer fit my needs ideally.
– Christopher Shaw
May 3 '18 at 9:43
6
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Are custom elements valid HTML5?
...cript interfaces.
Custom elements is a part of a larger W3 specification called Web Components, along with Templates, HTML Imports, and Shadow DOM.
Web Components enable Web application authors to define widgets with a
level of visual richness and interactivity not possible with CSS
alone, and eas...
Is it possible to create a remote repo on GitHub from the CLI without opening browser?
...create a repo on GitHub via the command line. As you noted, GitHub doesn't allow shell access, etc., so aside from the GitHub API, the only way to create a repo is through GitHub's web interface.
share
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Zoom in on a point (using scale and translate)
...-(zoomPointX * scalechange);
offsetY = -(zoomPointY * scalechange);
So really you can just pan over down and to the right when you zoom in, by a factor of how much you zoomed in, relative to the point you zoomed at.
shar...