Daniel Alvarez alvareztech
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| // From Fragment | |
| String[] myArray = getActivity().getResources().getStringArray(R.array.myarray); |
alvareztech
/ gist:6674896
Created
September 23, 2013 18:34
Android: Read and write preferences, SharedPreferences.
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| // Write | |
| SharedPreferences settings = getSharedPreferences(PREFS_NAME, 0); | |
| SharedPreferences.Editor editor = settings.edit(); | |
| editor.putBoolean("silentMode", mSilentMode); | |
| editor.commit(); | |
| // Read | |
| SharedPreferences settings = getSharedPreferences(PREFS_NAME, 0); | |
| boolean silent = settings.getBoolean("silentMode", false); |
alvareztech
/ gist:6734784
Created
September 27, 2013 20:36
iOS: Solution "Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSCFNumber length]"
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| // Solution | |
| [NSString stringWithFormat:@"%@", string] |
alvareztech
/ Any2Activity.java
Last active
December 24, 2015 12:08
Android: Detect physical buttons, back pressed, menu pressed.
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| @Override | |
| public boolean onKeyDown(int keyCode, KeyEvent event) { | |
| if (keyCode == KeyEvent.KEYCODE_MENU) { | |
| // MENU pressed | |
| return true; | |
| } | |
| return super.onKeyDown(keyCode, event); | |
| } |
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| [yourSwitchObject addTarget:self action:@selector(setState:) forControlEvents:UIControlEventValueChanged]; | |
| - (void)setState:(id)sender { | |
| BOOL state = [sender isOn]; | |
| } |
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| if ([SLComposeViewController isAvailableForServiceType:SLServiceTypeTwitter]) { | |
| SLComposeViewController *tweetSheetOBJ = [SLComposeViewController | |
| composeViewControllerForServiceType:SLServiceTypeTwitter]; | |
| [tweetSheetOBJ setInitialText:@"My tweet"]; | |
| [self presentViewController:tweetSheetOBJ animated:YES completion:nil]; | |
| } |
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| // Trim | |
| NSString *string = @" this text has spaces before and after "; | |
| NSString *trimmedString = [string stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]; |
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| UIButton *myButton = [UIButton buttonWithType:UIButtonTypeRoundedRect]; | |
| [myButton setTitle:@"My Text" forState:UIControlStateNormal]; | |
| [myButton addTarget:self action:@selector(aMethod:) forControlEvents:UIControlEventTouchDown]; | |
| myButton.frame = CGRectMake(10, 10, 100, 44); | |
| [self.view addSubview:myButton]; |
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| NSString *phNo = @"+919876543210"; | |
| NSURL *phoneUrl = [NSURL URLWithString:[NSString stringWithFormat:@"telprompt:%@",phNo]]; // ok tel: | |
| if ([[UIApplication sharedApplication] canOpenURL:phoneUrl]) { | |
| [[UIApplication sharedApplication] openURL:phoneUrl]; | |
| } else { | |
| calert = [[UIAlertView alloc]initWithTitle:@"Alert" message:@"Call facility is not available!!!" delegate:nil cancelButtonTitle:@"ok" otherButtonTitles:nil, nil]; | |
| [calert show]; | |
| } |
alvareztech
/ gist:8866627
Created
February 7, 2014 16:47
iOS: Ask if location service is enabled and with permission.
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| if ([CLLocationManager locationServicesEnabled]) { | |
| NSLog(@"Servicio de localización habilitado."); | |
| if([CLLocationManager authorizationStatus] == kCLAuthorizationStatusDenied) { | |
| NSLog(@"Servicio de localización habilitado sin permiso de uso."); | |
| } else { | |
| NSLog(@"Servicio de localización habilitado con permiso de uso."); | |
| } | |
| } else { | |
| NSLog(@"Servicio de localización deshabilitado."); | |
| } |