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Receive result from DialogFragment
...TargetFragment(this, 1);
sets a target Fragment and not Activity. So in order to do this you need to use implement an InterfaceCommunicator.
In your DialogFragment set a global variable
public InterfaceCommunicator interfaceCommunicator;
Create a public function to handle it
public interfa...
Are std::vector elements guaranteed to be contiguous?
...stion is simple: are std::vector elements guaranteed to be contiguous? In order word, can I use the pointer to the first element of a std::vector as a C-array?
...
How do I use $scope.$watch and $scope.$apply in AngularJS?
...
You need to be aware about how AngularJS works in order to understand it.
Digest cycle and $scope
First and foremost, AngularJS defines a concept of a so-called digest cycle. This cycle can be considered as a loop, during which AngularJS checks if there are any changes to ...
Possible to perform cross-database queries with PostgreSQL?
...no longer supported, but if you need to do this in a pre-2013 Postgres installation, there is a function called dblink.
I've never used it, but it is maintained and distributed with the rest of PostgreSQL. If you're using the version of PostgreSQL that came with your Linux distro, you might need to...
How random is JavaScript's Math.random?
...andom gives you an uniform distribution of numbers.
If you want different orders of magnitude, I would suggest using an exponential function to create what's called a power law distribution:
function random_powerlaw(mini, maxi) {
return Math.ceil(Math.exp(Math.random()*(Math.log(maxi)-Math.log...
How do I run a Python program?
...regg\Desktop\pyscripts\first.py)
Putting Python In Your Path
Windows
In order to run programs, your operating system looks in various places,
and tries to match the name of the program / command you typed with some
programs along the way.
In windows:
control panel > system > advanced ...
How to get String Array from arrays.xml file
...c class Episode7 extends ListActivity {
String[] mTestArray;
/** Called when the activity is first created. */
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Create an ArrayAdapter that will contain all list ite...
Best exception for an invalid generic type argument
...ons using ildasm/ilasm ...
... it seems like a new Exception might be in order despite the high burden of proof we justly have to meet before creating custom Exceptions. Something like InvalidTypeParameterException might be useful throughout the library (or maybe not - this is surely an edge case...
Display HTML snippets in HTML
...st, most robust solution is via escaping.
1 Case in point:
textarea {border: none; width: 100%;}
<textarea readonly="readonly">
<p>Computer <textarea>says</textarea> <span>no.</span>
</textarea>
<xmp>
Computer <xmp>says</xmp> <...
Connecting to TCP Socket from browser using javascript
...
In order to achieve what you want, you would have to write two applications (in either Java or Python, for example):
Bridge app that sits on the client's machine and can deal with both TCP/IP sockets and WebSockets. It will in...