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Nested fragments disappear during transition animation
... A , which in turn uses getChildFragmentManager() to add fragments A1 and A2 in its onCreate like so:
16 Answers
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Getting the class name from a static method in Java
...thanks to @James Van Huis):
MyClass.class.getSimpleName(); // class name and no more
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What's the best way to build a string of delimited items in Java?
...,char)
Java 8:
Java 8 provides joining out of the box via StringJoiner and String.join(). The snippets below show how you can use them:
StringJoiner
StringJoiner joiner = new StringJoiner(",");
joiner.add("01").add("02").add("03");
String joinedString = joiner.toString(); // "01,02,03"
Str...
Count the items from a IEnumerable without iterating?
Let's say I want iterate on those and write something like processing #n of #m.
19 Answers
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How to exit an if clause
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(This method works for ifs, multiple nested loops and other constructs that you can't break from easily.)
Wrap the code in its own function. Instead of break, use return.
Example:
def some_function():
if condition_a:
# do something and return early
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Practical uses of git reset --soft?
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git reset is all about moving HEAD, and generally the branch ref.
Question: what about the working tree and index?
When employed with --soft, moves HEAD, most often updating the branch ref, and only the HEAD.
This differ from commit --amend as:
it doesn't cre...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
...GContextDrawImage method gets the underlying raw image data with no understanding of orientation.
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How to check if click event is already bound - JQuery
...y._data(elem, 'events'), an internal data structure, which is undocumented and therefore not 100% guaranteed to remain stable. This shouldn't, however, be a problem, and the relevant line of the plugin code above can be changed to the following:
var data = jQuery._data(this[0], 'events')[type];
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What does ellipsize mean in android?
I've added an EditText to my layout, and added a hint, and made it centered horizontally.
9 Answers
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How do I match any character across multiple lines in a regular expression?
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and what if i wanted just a new line and not all characters ?
– Grace
Apr 11 '11 at 12:02
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