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Hidden features of Python [closed]
...= x > 4
True
In case you're thinking it's doing 1 < x, which comes out as True, and then comparing True < 10, which is also True, then no, that's really not what happens (see the last example.) It's really translating into 1 < x and x < 10, and x < 10 and 10 < x * 10 and x*10 ...
How and where are Annotations used in Java?
...NotNull String text) {
...
}
which allows the compiler to warn you about improper/unchecked uses of variables and null values.
Another more advanced application for annotations involves reflection and annotation processing at run-time. This is (I think) what you had in mind when you speak of ...
Pretty print in MongoDB shell as default
Is there a way to tell Mongo to pretty print output? Currently, everything is output to a single line and it's difficult to read, especially with nested arrays and documents.
...
What's so bad about in-line CSS?
... that was originally going to be "just for one element"... ...well, I'd go out for a dinner out at a nice restaurant.
– Kzqai
Nov 22 '13 at 19:02
8
...
Resizing an image in an HTML5 canvas
...is.cacheLanc = {};
this.center = {};
this.icenter = {};
setTimeout(this.process1, 0, this, 0);
}
thumbnailer.prototype.process1 = function(self, u) {
self.center.x = (u + 0.5) * self.ratio;
self.icenter.x = Math.floor(self.center.x);
for (var v = 0; v < self.dest.height; ...
Why would iterating over a List be faster than indexing through it?
...each element, if I write this:
for(int i = 0; i < 4; i++) {
System.out.println(list.get(i));
}
what happens is this:
head -> print head
head -> item1 -> print item1
head -> item1 -> item2 -> print item2
head -> item1 -> item2 -> item3 print item3
This is horri...
Detect whether there is an Internet connection available on Android [duplicate]
...
It it worth to take a look at connectiontimeout if somebody (unnecessarily) try call this function before making http call! :-)
– Vikas
Aug 4 '11 at 6:19
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How to get the current loop index when using Iterator?
...
But also see @mateusz-dymczyk suggestion about it.nextIndex(). Useful when the collection is a List.
– noamtm
Sep 6 '16 at 8:57
add a comment
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How to access cookies in AngularJS?
...hat is that there is a slight difference between the two when pulling data out depending on if you used $cookie to store value or $cookieStore. Of course, you'd really want to use one or the other.
In addition to adding reference to the js file you need to inject ngCookies into your app definition ...
How to construct a relative path in Java from two absolute paths (or URLs)?
...
It's a little roundabout, but why not use URI? It has a relativize method which does all the necessary checks for you.
String path = "/var/data/stuff/xyz.dat";
String base = "/var/data";
String relative = new File(base).toURI().relativize(new F...