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What is the difference between class and instance methods?
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Like most of the other answers have said, instance methods use an instance of a class, whereas a class method can be used with just the class name. In Objective-C they are defined thusly:
@interface MyClass : NSObject
+ (void)aClassMethod;
- (void)anInstanceMe...
JAX-RS — How to return JSON and HTTP status code together?
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Here's an example:
@GET
@Path("retrieve/{uuid}")
public Response retrieveSomething(@PathParam("uuid") String uuid) {
if(uuid == null || uuid.trim().length() == 0) {
return Response.serverError().entity("UUID cannot be blank").build();
}
Entity enti...
converting drawable resource image into bitmap
...rgeIcon);
This is a great method of converting resource images into Android Bitmaps.
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How to get orientation-dependent height and width of the screen?
I'm trying to programmatically determine the current height and width of my application. I use this:
11 Answers
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What is the optimal length for an email address in a database?
...ail address must not exceed 254 characters. As described in RFC3696 Errata ID 1690.
I got the original part of this information from here
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How can I push a specific commit to a remote, and not previous commits?
... push <remotename> <commit SHA>:<remotebranchname>
provided <remotebranchname> already exists on the remote. (If it doesn't, you can use git push <remotename> <commit SHA>:refs/heads/<remotebranchname> to autocreate it.)
If you want to push a commit with...
iPhone: How to switch tabs with an animation?
...aints, before ... a lot of stuff! So please take this into account when deciding whether to use these techniques. There may be more modern approaches. Oh, and if you find one. Please add a response so everyone can see. Thanks.
Some time later ...
After much research I came up with two working sol...
Get Character value from KeyCode in JavaScript… then trim
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Maybe I didn't understand the question correctly, but can you not use keyup if you want to capture both inputs?
$("input").bind("keyup",function(e){
var value = this.value + String.fromCharCode(e.keyCode);
});
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Getting full URL of action in ASP.NET MVC [duplicate]
...in an action method:
var fullUrl = this.Url.Action("Edit", "Posts", new { id = 5 }, this.Request.Url.Scheme);
HtmlHelper (@Html) also has an overload of the ActionLink method that you can use in razor to create an anchor element, but it also requires the hostName and fragment parameters. So I'd j...
Prevent ViewPager from destroying off-screen views
...t one is not destroyed, and vice-versa.
mViewPager = (ViewPager)findViewById(R.id.pager);
mViewPager.setOffscreenPageLimit(2);
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