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calling non-static method in static method in Java [duplicate]
I'm getting an error when I try to call a non-static method in a static class.
14 Answers
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What's the difference between using CGFloat and float?
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so you're saying, basically, NEVER use a float or double directly since then you'd be tied to the processor architecture (and I thought fast JVMs solved this years ago :)). So what primitives are safe? int?
– Dan Rosenstark
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Creating a URL in the controller .NET MVC
... answered Mar 31 '09 at 7:09
GidonGidon
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preferredStatusBarStyle isn't called
...ollowed this thread to override -preferredStatusBarStyle , but it isn't called.
Are there any options that I can change to enable it? (I'm using XIBs in my project.)
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Sanitizing strings to make them URL and filename safe?
...you assumed the latter?).
\w matches the underscore character. You specifically include it for files which leads to the assumption that you don't want them in URLs, but in the code you have URLs will be permitted to include an underscore.
The inclusion of "foreign UTF-8" seems to be locale-dependen...
Group by in LINQ
...ant:
var results = from p in persons
group p.car by p.PersonId into g
select new { PersonId = g.Key, Cars = g.ToList() };
Or as a non-query expression:
var results = persons.GroupBy(
p => p.PersonId,
p => p.car,
(key, g) => new { PersonId = key, ...
Convert JSON to Map
...ou work with Maven project, you will need <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.4.4</version> </dependency>
– LoBo
Nov 2 '15 a...
How do I create a right click context menu in Java Swing?
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You are probably manually calling setVisible(true) on the menu. That can cause some nasty buggy behavior in the menu.
The show(Component, int x, int x) method handles all of the things you need to happen, (Highlighting things on mouseover and clos...
What are the best practices for SQLite on Android?
...ate your connections and use them. There are situations where your update calls will fail, even if your database doesn't get corrupted.
The basic answer.
The SqliteOpenHelper object holds on to one database connection. It appears to offer you a read and write connection, but it really doesn't. ...
What are all the differences between src and data-src attributes?
...image tag where the image loads the JPEG for you and displays it:
<img id="myImage" src="http://mydomain.com/foo.jpg">
<script>
var imageUrl = document.getElementById("myImage").src;
</script>
Example of 'data-src' on a non-image tag where the image is not loaded yet - it's...