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Is it unnecessary to put super() in constructor?
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Calling the no-arguments super constructor is just a waste of screen space and programmer time. The compiler generates exactly the same code, whether you write it or not.
class Explicit() {
Explicit() {
super();
}
}
class Implicit {
Implicit() {
}
}
Update ...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...mation is used only for display purposes when printing the timezone to the screen. At display time, the data is offset appropriately and +01:00 (or similar) is added to the string. Stripping off the tz_info value (using tz_convert(tz=None)) doesn't doesn't actually change the data that represents ...
Copy existing project with a new name in Android Studio
...ect view (this comes along with captures and structure on the left side of screen), select Project instead of Android.
The name of your project will be the top of the tree (alongside external libraries).
Select your project then go to Refactor -> Copy....
Android Studio will ask you the new name ...
How is the default submit button on an HTML form determined?
... the button from the page flow with CSS might bring up WAI issues, because screen readers will still see the default button.
– Stefan Haberl
Mar 28 '12 at 8:59
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Dispelling the UIImage imageNamed: FUD
..., which almost always significantly inflates the data size (for example, a screen sized PNG file might consume a few dozen KBs when compressed, but consumes over half a MB decompressed - width * height * 4). By contrast +imageWithContentsOfFile: will decompress that image everytime the image data is...
App Inventor 2 中文网原创内容 · App Inventor 2 中文网
...fixed; top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
What is 'Context' on Android?
... other APIs and even non-developers might think of it vernacularly as a “screen.” That’s technically inaccurate, but it doesn’t matter for our purposes. So how do Activity and Context interact and what exactly is going in their inheritance relationship?
Again, it’s helpful to look at spe...
How can I get Knockout JS to data-bind on keypress instead of lost-focus?
... @Anton In addition to auto-populate values, there are also on-screen keyboard clicks and mouse paste events that should be caught. Using afterkeydown is a bad solution.
– John Kurlak
Jan 2 '13 at 22:01
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css overflow - only 1 line of text
...ugh the page it would cause the link in the hidden text to scroll onto the screen, when it should be hidden.
– Eric
Mar 24 '17 at 3:36
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Once upon a time, when > was faster than < … Wait, what?
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Little background information: a tiling/binning rasterizer processes the screen in number of very small tiles which fit into the on-chip memory. This reduces writes and reads to external memory which reduces traffic on memory bus. When a frame is complete (swap is called, or FIFOs are flushed beca...