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Why does int num = Integer.getInteger(“123”) throw NullPointerException?
...r.parseInt(String).
References
Java Language Guide/Autoboxing
Integer API references
static int parseInt(String)
static Integer getInteger(String)
On Integer.getInteger
Here's what the documentation have to say about what this method does:
public static Integer getInteger(String nm):...
400 vs 422 response to POST of data
...he correct status code to return on different scenarios with a "REST-like" API that I'm working on. Let's say I have a end point that allows POST'ing purchases in JSON format. It looks like this:
...
HTTP GET Request in Node.js Express
...
@KrIsHnA - node has a querystring object: nodejs.org/api/querystring.html and url object nodejs.org/docs/latest/api/url.html
– bryanmac
Aug 4 '16 at 21:01
...
Fragment or Support Fragment?
...r a while is that you do not have access to the ChildFragmentManager until API 17. The support library will give you a support version of the child fragment manager.
This becomes a big deal if you have fragments that contain other fragments. This is common in tablet applications with a good deal...
Pagination in a REST web application
...fluid, that the concept of page changes with the context; one user of your API may be a mobile app, that can consume only 2 products per page, while the other is a machine app that can consume the whole damn list. In short, page is a "representation" of the underlying domain entity (product) and sho...
Why are Python's 'private' methods not actually private?
...etrable walls around their code. In strongly encapsulated languages, if an API has a bug, and you have figured out what goes wrong, you may still be unable to work around it because the needed method is private. In Python the attitude is: "sure". If you think you understand the situation, perhaps yo...
What does the function then() mean in JavaScript?
...to make the server call):
// Fetch some server configuration
xhrGET('/api/server-config', function(config) {
// Fetch the user information, if he's logged in
xhrGET('/api/' + config.USER_END_POINT, function(user) {
// Fetch the items for the user
xhrGET('...
Choosing Java vs Python on Google App Engine
...code, but that's less important than being able to perform such tasks as "rapidly apply XSLT transformation" in SOME way!-). I know I'd star such an issue if well phrased (especially in a language-independent way).
Last but not least: remember that you can have different version of your app (using ...
Android: How can I get the current foreground activity (from a service)?
...
semifake on api 21 As of LOLLIPOP, this method is no longer available to third party applications: the introduction of document-centric recents means it can leak person information to the caller. For backwards compatibility, it will stil...
Use basic authentication with jQuery and Ajax
...e online docos and my experience it looks like it's not preemptive as some APIs require. In other words it sends the Authorization header only when a code 401 is returned.
– Stefano Fratini
Nov 19 '12 at 2:23
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