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How do I define a method which takes a lambda as a parameter in Java 8?
In Java 8, methods can be created as Lambda expressions and can be passed by reference (with a little work under the hood). There are plenty of examples online with lambdas being created and used with methods, but no examples of how to make a method taking a lambda as a parameter. What is the syntax...
Android map v2 zoom to show all the markers
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You should use the CameraUpdate class to do (probably) all programmatic map movements.
To do this, first calculate the bounds of all the markers like so:
LatLngBounds.Builder builder = new LatLngBounds.Builder();
for (Marker marker : markers) {...
Vim Regex Capture Groups [bau -> byau : ceu -> cyeu]
...(\w\)\(\w\w\)/\1y\2/g
Slightly shorter (and more magic-al) is to use \v, meaning that in the pattern after it all ASCII characters except '0'-'9', 'a'-'z', 'A'-'Z' and '_' have a special meaning:
:%s/\v(\w)(\w\w)/\1y\2/g
See:
:help \(
:help \v
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In Javascript/jQuery what does (e) mean?
...ke functions. A lot of functions have cropped up with (e) in brackets. Let me show you what I mean:
9 Answers
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Is the Scala 2.8 collections library a case of “the longest suicide note in history”? [closed]
I have just started to look at the Scala collections library re-implementation which is coming in the imminent 2.8 release. Those familiar with the library from 2.7 will notice that the library, from a usage perspective, has changed little. For example...
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How do I time a method's execution in Java?
Most of the searches on Google return results for timers that schedule threads and tasks, which is not what I want.
40 Answ...
Is returning null bad design? [closed]
I've heard some voices saying that checking for a returned null value from methods is bad design. I would like to hear some reasons for this.
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How do I check out a remote Git branch?
Somebody pushed a branch called test with git push origin test to a shared repository. I can see the branch with git branch -r .
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Simpler way to put PDB breakpoints in Python code?
...t in your code using the break command, its syntax is:
b(reak) [[filename:]lineno | function[, condition]]
It is flexible enough to give you the ability to add a breakpoint anywhere.
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Split column at delimiter in data frame [duplicate]
I would like to split one column into two within at data frame based on a delimiter. For example,
6 Answers
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