大约有 40,000 项符合查询结果（耗时：0.0287秒） [XML]
Calculating Distance between two Latitude and Longitude GeoCoordinates
I'm calculating the distance between two GeoCoordinates. I'm testing my app against 3-4 other apps. When I'm calculating distance, I tend to get an average of 3.3 miles for my calculation whereas other apps are getting 3.5 miles. It's a big difference for the calculation I'm trying to perform. Are t...
IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
I'm getting user reports from my app in the market, delivering the following exception:
34 Answers
...
A transport-level error has occurred when receiving results from the server [closed]
...abase server. The connection remains valid in the connection pool of your app; as a result, when you pickup the shared connection string and try to execute it's not able to reach the database. If you are developing Visual Studio, simply close the temporary web server on your task bar.
If it happe...
iPhone Keyboard Covers UITextField
I have an app where, in Interface Builder , I set up a UIView that has a text field near the bottom of the view. When I run the app and try to enter text into that field, the keyboard slides up overtop of the field so I can't see what I'm typing until I hide the keyboard again.
...
“Warning: iPhone apps should include an armv6 architecture” even with build config set
...k the highlighted row named '$(ARCHS_STANDARD_32_BIT)' in the popover that appears, and replace it by typing 'armv6'. Then add a new row with the plus button in the bottom left of the popover, and type 'armv7', then click Done:
Update: you should add armv7s to target the iPhone 5 as well. (And d...
google oauth2 redirect_uri with several parameters
...t add anything to the redirect uri, redirect uri is constant as set
in the app settings of Oauth.
eg :http://www.example.com/redirect.html
To pass several parameters to your redirect uri, have them stored in state
parameter before calling Oauth url, the url after authorization will send the same par...
How to handle static content in Spring MVC?
I am developing a webapp using Spring MVC 3 and have the DispatcherServlet catching all requests to '/' like so (web.xml):
...
How to concatenate strings in twig
...
This should work fine:
{{ 'http://' ~ app.request.host }}
To add a filter - like 'trans' - in the same tag use
{{ ('http://' ~ app.request.host) | trans }}
As Adam Elsodaney points out, you can also use string interpolation, this does require double quoted ...
Can I load a UIImage from a URL?
...ger have the image in memory (the URL was saved from a previous run of the app). Can I reload the UIImage from the URL again?
...
【解决】App Inventor 2 如何下载/保存网络图片？ - App Inventor 2 中文网...
首先，需要使用“Web客户端”组件，需要和网络url进行数据交互的场景就要考虑使用它。设置好网络图片的url，然后执行Get方法即可，代码如下：其中，特别要注意的是保存相应信息属性设置为真，这样才能将目标网络图片保存...