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Android Studio - local path doesn't exist
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I originally saw this error after upgrading from 0.2.13 to 0.3. These instructions have been updated for the release of Android Studio 0.5.2. These are the steps I completed to resolve the issue.
1.In build.gradle make sure gradle i...
Expand/collapse section in UITableView in iOS
...LOOK like a header, and setup the tableView:didSelectRowAtIndexPath to manually expand or collapse the section it is in.
I'd store an array of booleans corresponding the the "expended" value of each of your sections. Then you could have the tableView:didSelectRowAtIndexPath on each of your custom h...
How to use concerns in Rails 4
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So I found it out by myself. It is actually a pretty simple but powerful concept. It has to do with code reuse as in the example below. Basically, the idea is to extract common and / or context specific chunks of code in order to clean up the models and avoid them...
A valid provisioning profile for this executable was not found for debug mode
...ovisioning portal.
Solution:
1) In Xcode, Goto --> Build --> clean all targets.
2) In "Groups & Files" -->Target --> expand it --> right click your app and select Clean "your app"
3) Goto->Window-->Organizer
4) In the Devices tab on the left, select your iphone
5) In t...
Response.Redirect with POST instead of Get?
...that first executes an AJAX request to your server with the data, and then allows the form to be submitted to the third-party server.
Create the form to post to your server. When the form is submitted, show the user a page that has a form in it with all of the data you want to pass on, all in hidde...
How should one go about choosing a default TCP/IP port for a new service?
...d one go about selecting a default port? Assume that this app will be installed on many computers, and that avoiding port conflicts is desired.
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Facebook Open Graph not clearing cache
...fresh even if you delete the thumnail/image from your server. But Facebook allows you to refresh by using fbrefresh
I hope this helps.
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@try - catch block in Objective-C
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All work perfectly :)
NSString *test = @"test";
unichar a;
int index = 5;
@try {
a = [test characterAtIndex:index];
}
@catch (NSException *exception) {
NSLog(@"%@", exception.reason);
NSLog(@"Char at in...
Can't specify the 'async' modifier on the 'Main' method of a console app
...re out how to make sure that my Main method of a console application actually runs asynchronously.
16 Answers
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UIDevice uniqueIdentifier deprecated - What to do now?
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A UUID created by CFUUIDCreate is unique if a user uninstalls and re-installs the app: you will get a new one each time.
But you might want it to be not unique, i. e. it should stay the same when the user uninstalls and re-installs the app. This requires a bit of effort, since the...