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IOException: read failed, socket might closed - Bluetooth on Android 4.3
...e Exception when opening a BluetoothSocket on my Nexus 7 (2012), with Android 4.3 (Build JWR66Y, I guess the second 4.3 update). I have seen some related postings (e.g. https://stackoverflow.com/questions/13648373/bluetoothsocket-connect-throwing-exception-read-failed ), but none seems to provide a...
What is an 'endpoint' in Flask?
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How Flask Routing Works
The entire idea of Flask (and the underlying Werkzeug library) is to map URL paths to some logic that you will run (typically, the "view function"). Your basic view is defined like this:
@app.route('/greeting/<name>')
def give_gr...
Will Try / Finally (without the Catch) bubble the exception?
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@David: You can't return from a finally block in C#.
– Jon Skeet
Dec 1 '10 at 17:20
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What is the benefit of using Fragments in Android, rather than Views?
When developing for Android , you can set your target (or minimum) sdk to 4 (API 1.6) and add the android compatibility package (v4) to add support for Fragments . Yesterday I did this and successfully implemented Fragments to visualize data from a custom class.
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What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?
Some Git commands take commit ranges and one valid syntax is to separate two commit names with two dots .. , and another syntax uses three dots ... .
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What is the difference between self::$bar and static::$bar in PHP?
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go to phpfiddle.org and run this <?php class Foo { public static $bar = 1234; public static function a( ) { echo 'static'.static::$bar; echo 'self'.self::$bar; } } class Bar extends Foo { public...
What happens to global and static variables in a shared library when it is dynamically linked?
...l cases, static global variables (or functions) are never visible from outside a module (dll/so or executable). The C++ standard requires that these have internal linkage, meaning that they are not visible outside the translation unit (which becomes an object file) in which they are defined. So, tha...
How to concatenate and minify multiple CSS and JavaScript files with Grunt.js (0.3.x)
...s happen because they erase the requirejs syntatic ritual in order to get rid of requirejs in their code. So they end up with a standalone library that was developed with requirejs modules! Thanks to this they are able to perform cutsom builds of their libraries, among other advantages.
For all th...
How to load/edit/run/save text files (.py) into an IPython notebook cell?
...'ve not been successful in finding a way to import .py files into the individual cells of an open IPython notebook so that they can edited, run and then saved. Can this be done?
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How to pass the values from one activity to previous activity
...nt resultIntent = new Intent();
resultIntent.putExtra(PUBLIC_STATIC_STRING_IDENTIFIER, enteredTextValue);
setResult(Activity.RESULT_OK, resultIntent);
finish();
The final step is in the calling Activity: Override onActivityResult to listen for callbacks from the text entry Activity. Get the extra ...