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Delete keychain items when an app is uninstalled

...antage of the fact that NSUserDefaults are cleared by uninstallation of an app. For example: - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { //Clear keychain on first run in case of reinstallation if (![[NSUserDefaults standardU...
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How to append text to a text file in C++?

How to append text to a text file in C++? And create a new text file if it does not already exist and append text to it if it does exist. ...
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How do you run your own code alongside Tkinter's event loop?

...ion posted by Bjorn results in a "RuntimeError: Calling Tcl from different appartment" message on my computer (RedHat Enterprise 5, python 2.6.1). Bjorn might not have gotten this message, since, according to one place I checked, mishandling threading with Tkinter is unpredictable and platform-depe...
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Android ACTION_IMAGE_CAPTURE Intent

We are trying to use the native camera app to let the user take a new picture. It works just fine if we leave out the EXTRA_OUTPUT extra and returns the small Bitmap image. However, if we putExtra(EXTRA_OUTPUT,...) on the intent before starting it, everything works until you try to hit the "Ok" ...
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How to parse the AndroidManifest.xml file inside an .apk package

This file appears to be in a binary XML format. What is this format and how can it be parsed programmatically (as opposed to using the aapt dump tool in the SDK)? ...
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Detach many subdirectories into a new, separate Git repository

... a subshell and using ext glob (as kynan suggested), try this much simpler approach: git filter-branch --index-filter 'git rm --cached -qr --ignore-unmatch -- . && git reset -q $GIT_COMMIT -- apps/AAA libs/XXX' --prune-empty -- --all As mentioned by void.pointer in his/her comment, this w...
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How to set different label for launcher rather than activity title?

... Apparently <intent-filter> can have a label attribute. If it's absent the label is inherited from the parent component (either Activity or Application). So using this, you can set a label for the launcher icon, while st...
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How can I get Express to output nicely formatted HTML?

... In your main app.js or what is in it's place: Express 4.x if (app.get('env') === 'development') { app.locals.pretty = true; } Express 3.x app.configure('development', function(){ app.use(express.errorHandler()); app.locals.pret...
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Execution failed app:processDebugResources Android Studio

...: buildToolsVersion "21.0.1" You will find this setting inside the file app/build.gradle. share | improve this answer | follow | ...
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No suitable application records were found

I created an App Store archive file. During validation it raises an error with the following message 4 Answers ...