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invalid context 0x0 under iOS 7.0 and system degradation
...yboard with zero code. I drag a UITextField onto the canvas in IB, run the app, and double tap inside the text field.
In many situations, it's hard for me to take the invalid context 0x0 error messages seriously. I don't know if your situation warrants greater concern (I agree with Rob Napier that...
How do I detect when someone shakes an iPhone?
...er, you want to set this view to become first responder:
- (void) viewWillAppear:(BOOL)animated
{
[shakeView becomeFirstResponder];
[super viewWillAppear:animated];
}
- (void) viewWillDisappear:(BOOL)animated
{
[shakeView resignFirstResponder];
[super viewWillDisappear:animated];
}
...
What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
...ime without additional configuration information.
[Snip]
The good news for applications is that you have the option of falling back to .NET 2.0 era binding for these assemblies by setting an app.config flag like so:
<startup useLegacyV2RuntimeActivationPolicy="true">
<supportedRuntime ver...
一个转型程序员的销售观 - 杂谈 - 清泛网 - 专注C/C++及内核技术
一个转型程序员的销售观2013年中辞职创办Kollway App开发公司的时候，当我抱着从程序员转型产品经理的心态离职创业后，却发现我们急需要业务来养活自己。作为一支...
2013年中辞职创办Kollway App开发公司的时候，当我抱着从“...
How to use a filter in a controller?
...ter) {
filter1Filter(input, arg1);
}
It should be noted that you must append Filter to the filter name, no matter what naming convention you're using:
foo is referenced by calling fooFilter
fooFilter is referenced by calling fooFilterFilter
...
How to resolve “Waiting for Debugger” message?
...have HTC Comet connected to Eclipse with SDK 2.2. I do a debug build - the application does not run; though it does get installed on the device. On the device I get this message box on the Comet screen
...
Cannot change version of project facet Dynamic Web Module to 3.0?
I am using maven to create a dynamic webapp in Eclipse. I added some folders like src/test/java and src/test/resources . Also I changed the library in Java Build Path to obtain the JavaSE-1.7. It's all OK up to here.
...
adding and removing classes in angularJs using ng-click
...nge it from the controller. Here is an example of how to do this:
var app = angular.module("ap",[]);
app.controller("con",function($scope){
$scope.class = "red";
$scope.changeClass = function(){
if ($scope.class === "red")
$scope.class = "blue";
else
$scope.clas...
Android global variable
...n I create global variable keep remain values around the life cycle of the application regardless which activity running.
1...
Yes/No message box using QMessageBox
...uestion for that.
Example in a hypothetical widget's slot:
#include <QApplication>
#include <QMessageBox>
#include <QDebug>
// ...
void MyWidget::someSlot() {
QMessageBox::StandardButton reply;
reply = QMessageBox::question(this, "Test", "Quit?",
...