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List OrderBy Alphabetical Order
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I wonder if you want to OrderBy Firstname and Lastname... what should you write?
– balexandre
Apr 16 '09 at 7:03
65
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Java: convert List to a String
...; list = Arrays.asList("foo", "bar", "baz");
String joined = String.join(" and ", list); // "foo and bar and baz"
If you have a Collection with another type than String you can use the Stream API with the joining Collector:
List<Person> list = Arrays.asList(
new Person("John", "Smith"),
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Running PostgreSQL in memory only
...y for this particular question: It's a bad idea to mix with valuable data (and thanks for the warning). For unit-testing with a dedicated DB cluster, a ramdisk is fine.
– Erwin Brandstetter
Jul 12 '15 at 0:32
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How can I get selector from jQuery object
... current element.
Here's a script that will "climb" the DOM ancestor tree and then build fairly specific selector including any id or class attributes on the item clicked.
See it working on jsFiddle: http://jsfiddle.net/Jkj2n/209/
<!DOCTYPE html>
<html>
<head>
<script src="ht...
Android: failed to convert @drawable/picture into a drawable
In my drawable folder I have a few images and they all reference perfect, but when I try and add any more images with the exact same size in the same folder, and try to reference it, is flags up an error "Failed to convert @drawable/picture into a drawable" . I have tried the same image with a diff...
C# vs Java Enum (for those new to C#)
I've been programming in Java for a while and just got thrown onto a project that's written entirely in C#. I'm trying to come up to speed in C#, and noticed enums used in several places in my new project, but at first glance, C#'s enums seem to be more simplistic than the Java 1.5+ implementation....
How to change facet labels?
I have used the following ggplot command:
20 Answers
20
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关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
..._enable($buffer, EV_READ | EV_PERSIST);
// we need to save both buffer and connection outside
self::$connections[$id] = $connection;
self::$buffers[$id] = $buffer;
}
function ev_error($buffer, $error, $id)
{
event_buffer_disable(self::$buffers[$id], EV_READ | EV_WRITE);
event_buf...
How to get the index of an element in an IEnumerable?
...concept of IIndexableEnumerable. that would just be the equivalent of an "random accessible" concept, in C++ STL terminology.
– v.oddou
Mar 28 '13 at 4:02
14
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Search for string and get count in vi editor
I want to search for a string and find the number of occurrences in a file using the vi editor.
8 Answers
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