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How to go back to previous page if back button is pressed in WebView?
I have an app in which I have a WebView where I display some websites. It works, clicking a link in the webpage goes to the next page in the website inside my app. But when I click the phone's back button, it takes me straight into my app. I want to go back to the previous page in the website ins...
How can I troubleshoot my Perl CGI script?
... debugger; we can use the command line tool netcat (nc, saw that here: Perl如何remote debug?). So, first run the netcat listener in one terminal - where it will block and wait for connections on port 7234 (which will be our debug port):
$ nc -l 7234
Then, we'd want perl to start in debug mode w...
HTTP Error 503. The service is unavailable. App pool stops on accessing website
...
One possible reason this might happen is that the Application Pool in IIS is configured to run under some custom account and this account either doesn't exist or a wrong password has been provided, or the password has been changed. Look at the advanced prop...
Ship an application with a database
If your application requires a database and it comes with built in data, what is the best way to ship that application? Should I:
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android.content.res.Resources$NotFoundException: String resource ID #0x0
I'm developing an Android app which reads data from MySQL database and I faced this error. I have this XML layout:
7 Answer...
In Node.js, how do I “include” functions from my other files?
Let's say I have a file called app.js. Pretty simple:
26 Answers
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Loading basic HTML in Node.js
...(err) { console.log('something bad'); return res.end('Oops! Something bad happened.');} The return statement is the simple thing that new users might overlook.
– eenblam
Jun 16 '15 at 12:18
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iOS detect if user is on an iPad
I have an app that runs on the iPhone and iPod Touch, it can run on the Retina iPad and everything but there needs to be one adjustment. I need to detect if the current device is an iPad. What code can I use to detect if the user is using an iPad in my UIViewController and then change something ac...
Automatic HTTPS connection/redirect with node.js/express
... and it works. In this scenario these code snippets are put in my express app:
// set up plain http server
var http = express();
// set up a route to redirect http to https
http.get('*', function(req, res) {
res.redirect('https://' + req.headers.host + req.url);
// Or, if you don't want...
Programmatically set the initial view controller using Storyboards
...iew Controller" attribute from the first view controller.
If you run your app at this point you'll read:
Failed to instantiate the default view controller for UIMainStoryboardFile 'MainStoryboard' - perhaps the designated entry point is not set?
And you'll notice that your window property in the...