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Finding Variable Type in JavaScript
...which you should never do, use literals where ever possible):
> typeof new Boolean(false)
"object"
> typeof new String("foo")
"object"
> typeof new Number(42)
"object"
The type of an array is still object. Here you really need the instanceof operator.
Update:
Another interesting way is...
Make an HTTP request with android
...o use Apache http client bundled with Android:
HttpClient httpclient = new DefaultHttpClient();
HttpResponse response = httpclient.execute(new HttpGet(URL));
StatusLine statusLine = response.getStatusLine();
if(statusLine.getStatusCode() == HttpStatus.SC_OK){
ByteArrayOutputS...
How do you reverse a string in place in JavaScript?
...s, thus defeating the whole idea of moving a string without allocating any new memory.
While the solutions above do indeed reverse a string, they do not do it without allocating more memory, and thus do not satisfy the conditions. You need to have direct access to the string as allocated, and be a...
How do I migrate a model out of one django app and into a new one?
...tomatically. How can I migrate one of the models out of the old app into a new one?
7 Answers
...
Guava equivalent for IOUtils.toString(InputStream)
...comment on Calum's answer that you were going to use
CharStreams.toString(new InputStreamReader(supplier.get(), Charsets.UTF_8))
This code is problematic because the overload CharStreams.toString(Readable) states:
Does not close the Readable.
This means that your InputStreamReader, and by e...
Should I use alias or alias_method?
...
example use case: alias :new_method_name :old_method_name OR alias_method :new_method_name, :old_method_name
– boulder_ruby
Dec 11 '12 at 0:28
...
Confused about Service vs Factory
... // service is just a constructor function
// that will be called with 'new'
this.sayHello = function(name) {
return "Hi " + name + "!";
};
});
app.factory('myFactory', function() {
// factory returns an object
// you can run some code before
return {
sayHello : function(na...
Disable autocomplete via CSS
...n will also break (unless every aspect of your application is aware of the new naming convention and is dynamically updating any scripting/data collection as well).
– Gary Richter
Apr 8 '15 at 13:50
...
Embedded MongoDB when running integration tests
...localhost";
int port = 12345;
IMongodConfig mongodConfig = new MongodConfigBuilder()
.version(Version.Main.PRODUCTION)
.net(new Net(bindIp, port, Network.localhostIsIPv6()))
.build();
this.mongodExe = starter.prepare(mongodConfig);
this.mongod ...
Func vs. Action vs. Predicate [duplicate]
...static void Main(string[] args)
{
Action<int> myAction = new Action<int>(DoSomething);
myAction(123); // Prints out "123"
// can be also called as myAction.Invoke(123);
Func<int, double> myFunc = new Func<in...