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How to export plots from matplotlib with transparent background?
...Matplotlib so as to save you graph as a png file.
And if you want to turn all white pixel transparent, there's this other question : Using PIL to make all white pixels transparent?
If you want to turn an entire area to transparent, then there's this question: And then use the PIL library like in t...
How do I make and use a Queue in Objective-C?
...ject != nil) {
[[headObject retain] autorelease]; // so it isn't dealloc'ed on remove
[self removeObjectAtIndex:0];
}
return headObject;
}
// Add to the tail of the queue (no one likes it when people cut in line!)
- (void) enqueue:(id)anObject {
[self addObject:anObject]...
How to switch to the new browser window, which opens after click on the button?
...ose() closes both windows. It only closes the current. driver.quit() kills all instances. I can see somebody already pointed this out to you. Your comment is full of mistakes. Have a good day.
– silver
Aug 28 '17 at 18:12
...
Why and How to avoid Event Handler memory leaks?
...andler and the possible leak. However, in my experience this is rarely actually a problem - because typically I find that the publisher and subscriber have roughly equal lifetimes anyway.
It is a possible cause... but in my experience it's rather over-hyped. Your mileage may vary, of course... you ...
What does in XML mean?
...for the parser to interpret as only character data, not markup."
Syntactically, it behaves similarly to a comment:
<exampleOfAComment>
<!--
Since this is a comment
I can use all sorts of reserved characters
like > < " and &
or write things like
<foo><...
Android Endless List
...ling in the middle of the screen? it should only load the next 10 when actually reaching the list bottom.
– Matthias
Aug 5 '10 at 10:13
9
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Is there any reason for using WebGL instead of 2D Canvas for 2D games/apps?
...d effects are executed faster and are more 'tweakable'. With webGL there really is no limit.
Both canvas and webGL are html5 goodies. Usually the devices that support one will support and the other.
So, to sum up:
merging the drawing API code and the rest (integration): similar
ease of use:
(...
Do a “git export” (like “svn export”)?
...
Probably the simplest way to achieve this is with git archive. If you really need just the expanded tree you can do something like this.
git archive master | tar -x -C /somewhere/else
Most of the time that I need to 'export' something from git, I want a compressed archive in any case so I do s...
How do I align views at the bottom of the screen?
...om are not shown in a relative layout then maybe the layout above it takes all the space. In this case you can put the view, that should be at the bottom, first in your layout file and position the rest of the layout above the views with android:layout_above. This enables the bottom view to take as ...
pip installing in global site-packages instead of virtualenv
Using pip3 to install a package in a virtualenv causes the package to be installed in the global site-packages folder instead of the one in the virtualenv folder. Here's how I set up Python3 and virtualenv on OS X Mavericks (10.9.1):
...