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Passing enum or object through an intent (the best solution)
...ring), as follows:
class Example implements Parcelable {
public enum Foo { BAR, BAZ }
public Foo fooValue;
public void writeToParcel(Parcel dest, int flags) {
parcel.writeString(fooValue == null ? null : fooValue.name());
}
public static final Creator<Example> CREATO...
Dynamic variable names in Bash
...
Why not just declare $varname="foo"?
– Ben Davis
May 19 '14 at 17:05
2
...
parseInt(null, 24) === 23… wait, what?
Alright, so I was messing around with parseInt to see how it handles values not yet initialized and I stumbled upon this gem. The below happens for any radix 24 or above.
...
Advantages of std::for_each over for loop
...his
for(auto it = collection.begin(); it != collection.end() ; ++it)
{
foo(*it);
}
Or this
for_each(collection.begin(), collection.end(), [](Element& e)
{
foo(e);
});
when the range-based for loop syntax is available:
for(Element& e : collection)
{
foo(e);
}
This kind of sy...
from jquery $.ajax to angular $http
...rl: "http://example.appspot.com/rest/app",
method: "POST",
data: {"foo":"bar"}
}).then(function successCallback(response) {
// this callback will be called asynchronously
// when the response is available
$scope.data = response.data;
}, function errorCallback(resp...
How to work with complex numbers in C?
How can I work with complex numbers in C? I see there is a complex.h header file, but it doesn't give me much information about how to use it. How to access real and imaginary parts in an efficient way? Is there native functions to get module and phase?
...
What is the purpose of the var keyword and when should I use it (or omit it)?
...l scope (at which point it will create it):
// These are both globals
var foo = 1;
bar = 2;
function()
{
var foo = 1; // Local
bar = 2; // Global
// Execute an anonymous function
(function()
{
var wibble = 1; // Local
foo = 2; // Inherits from scope above (...
Seeding the random number generator in Javascript
Is it possible to seed the random number generator (Math.random) in Javascript?
13 Answers
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When is a function too long? [closed]
...er of times I've stumbled across someone's code with a line like: // fetch Foo's credentials where Bar is "uncomplete". That's almost certainly a function name right there and should be decoupled. Probably wants to be refactored into something like: Foo.fetchCredentialWhereBarUncomplete()
...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
...thod). For example, these are semantically equivalent:
synchronized void foo() {
...
}
void foo() {
synchronized (this) {
...
}
}
The latter is more flexible since it can compete for the associated lock of any object, often a member variable. It's also more granular because you...