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How to add a custom button state
..., but needs a little correction: in the selector, the item states need an "app:" prefix, otherwise the inflater won't recognise the namespace correctly, and will fail silently; at least this is what happens to me.
Allow me to report here the whole solution, with some more details:
First, create fi...
Difference between Activity and FragmentActivity
...when I changed Activity with FragmentActivity , it had no effect on the app.
2 Answers
...
How can my iphone app detect its own version number?
I'm writing an iPhone app. It's already been published, but I would like to add a feature where its version number is displayed.
...
Global variables in AngularJS
...vices is a bit more complex, but not that much, here is an example:
var myApp = angular.module('myApp',[]);
myApp.factory('UserService', function() {
return {
name : 'anonymous'
};
});
and then in a controller:
function MyCtrl($scope, UserService) {
$scope.name = UserService.name;
...
Context switches much slower in new linux kernels
...force them on during periods of brief inactivity, which are almost always happening unless an all core consuming synthetic benchmark (e.g., stress) is running. You can monitor C state transitions, along with other useful information related to processor frequencies, using the wonderful Google i7z to...
Get the client's IP address in socket.io
...
Using the latest 1.0.6 version of Socket.IO and have my app deployed on Heroku, I get the client IP and port using the headers into the socket handshake:
var socketio = require('socket.io').listen(server);
socketio.on('connection', function(socket) {
var sHeaders = socket.han...
AngularJS - Create a directive that uses ng-model
...ually pretty good logic but you can simplify things a bit.
Directive
var app = angular.module('plunker', []);
app.controller('MainCtrl', function($scope) {
$scope.model = { name: 'World' };
$scope.name = "Felipe";
});
app.directive('myDirective', function($compile) {
return {
restrict:...
How can I change the language (to english) in Oracle SQL Developer?
I am running a non-english Windows 7 system, and apparently Oracle SQL Developer (version 3.0.04.34, 64-bit) tries to auto-guess my preferred language based on the OS. Is there any way to change the language to english?
...
Logging raw HTTP request/response in ASP.NET MVC & IIS7
...m().
Then implement OutputFilterStream using the Decorator pattern as a wrapper around a stream:
/// <summary>
/// A stream which keeps an in-memory copy as it passes the bytes through
/// </summary>
public class OutputFilterStream : Stream
{
private readonly Stream InnerStream;
...
MQTT报文多个数据的提取 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
想做个订阅MQTT，采集的APP，怎么才能正确的连接mqtt服务器并订阅主题，把对应的数据按顺序提取到标签1，标签2，标签3……我把画面和mqtt订阅的数据发上来，求解救！！
{
"RTValue": [
{
&nb...